Notice of Expiration of Patents
                     Due to Failure to Pay Maintenance Fee

   35 U.S.C. 41 and 37 CFR 1.362(g) provide that if the required
maintenance fee and any applicable surcharge are not paid in a patent
requiring such payment, the patent will expire at the end of the 4th, 8th
or 12th anniversary of the grant of the patent depending on the first
maintenance fee which was not paid.
   According to the records of the Office, the patents listed below have
expired due to failure to pay the required maintenance fee and any
applicable surcharge.

                  PATENTS WHICH EXPIRED ON December 06, 2000
                    DUE TO FAILURE TO PAY MAINTENANCE FEES

Patent                         Serial                       Issue
Number                         Number                        Date

4,788,727                      07/135,681                   12/06/88
4,788,730                      07/127,776                   12/06/88
4,788,731                      07/020,904                   12/06/88
4,788,734                      06/850,562                   12/06/88
4,788,738                      06/817,509                   12/06/88
4,788,752                      07/134,379                   12/06/88
4,788,756                      07/005,963                   12/06/88
4,788,758                      07/100,596                   12/06/88
4,788,771                      07/053,024                   12/06/88
4,788,772                      07/039,409                   12/06/88
4,788,778                      07/068,694                   12/06/88
4,788,779                      07/061,781                   12/06/88
4,788,795                      07/086,292                   12/06/88
4,788,810                      07/075,031                   12/06/88
4,788,811                      07/049,343                   12/06/88
4,788,816                      07/161,308                   12/06/88
4,788,817                      07/164,706                   12/06/88
4,788,818                      07/069,455                   12/06/88
4,788,822                      07/074,604                   12/06/88
4,788,823                      07/100,551                   12/06/88
4,788,827                      07/158,719                   12/06/88
4,788,836                      07/155,967                   12/06/88
4,788,840                      07/100,424                   12/06/88
4,788,841                      07/122,071                   12/06/88
4,788,843                      07/085,380                   12/06/88
4,788,846                      07/127,299                   12/06/88
4,788,847                      07/104,355                   12/06/88
4,788,848                      07/135,116                   12/06/88
4,788,852                      06/935,677                   12/06/88
4,788,871                      07/128,420                   12/06/88
4,788,881                      07/164,192                   12/06/88
4,788,890                      07/067,454                   12/06/88
4,788,894                      07/040,134                   12/06/88
4,788,895                      07/077,684                   12/06/88
4,788,908                      07/050,577                   12/06/88
4,788,917                      07/112,166                   12/06/88
4,788,922                      07/082,426                   12/06/88
4,788,925                      07/004,618                   12/06/88
4,788,930                      07/112,445                   12/06/88
4,788,937                      07/066,514                   12/06/88
4,788,942                      06/880,293                   12/06/88
4,788,945                      07/061,433                   12/06/88
4,788,946                      07/008,740                   12/06/88
4,788,951                      07/093,095                   12/06/88
4,788,959                      06/794,850                   12/06/88
4,788,960                      07/175,242                   12/06/88
4,788,964                      07/181,161                   12/06/88
4,788,966                      07/049,503                   12/06/88
4,788,983                      06/932,304                   12/06/88
4,788,985                      07/121,343                   12/06/88
4,788,998                      07/146,956                   12/06/88
4,789,010                      07/046,897                   12/06/88
4,789,016                      06/915,646                   12/06/88
4,789,020                      07/021,509                   12/06/88
4,789,032                      07/101,249                   12/06/88
4,789,038                      07/024,994                   12/06/88
4,789,041                      07/132,729                   12/06/88
4,789,045                      07/048,681                   12/06/88
4,789,046                      07/086,374                   12/06/88
4,789,063                      07/016,310                   12/06/88
4,789,066                      06/555,247                   12/06/88
4,789,068                      06/863,053                   12/06/88
4,789,070                      07/059,960                   12/06/88
4,789,076                      07/038,004                   12/06/88
4,789,078                      07/109,877                   12/06/88
4,789,085                      07/027,850                   12/06/88
4,789,088                      07/157,698                   12/06/88
4,789,090                      06/926,631                   12/06/88
4,789,092                      06/937,860                   12/06/88
4,789,096                      07/045,086                   12/06/88
4,789,097                      07/096,907                   12/06/88
4,789,106                      07/100,039                   12/06/88
4,789,108                      07/010,163                   12/06/88
4,789,117                      06/947,164                   12/06/88
4,789,120                      06/844,671                   12/06/88
4,789,127                      07/128,258                   12/06/88
4,789,130                      07/058,859                   12/06/88
4,789,141                      07/158,290                   12/06/88
4,789,146                      07/039,237                   12/06/88
4,789,150                      06/880,519                   12/06/88
4,789,160                      07/071,580                   12/06/88
4,789,167                      07/017,067                   12/06/88
4,789,172                      07/129,464                   12/06/88
4,789,179                      07/062,686                   12/06/88
4,789,190                      07/033,090                   12/06/88
4,789,194                      07/062,895                   12/06/88
4,789,205                      07/011,822                   12/06/88
4,789,207                      07/006,117                   12/06/88
4,789,208                      06/935,492                   12/06/88
4,789,212                      06/945,736                   12/06/88
4,789,217                      07/046,073                   12/06/88
4,789,231                      07/139,260                   12/06/88
4,789,236                      06/894,181                   12/06/88
4,789,247                      07/056,221                   12/06/88
4,789,253                      07/147,727                   12/06/88
4,789,255                      07/053,890                   12/06/88
4,789,257                      07/101,044                   12/06/88
4,789,265                      07/010,936                   12/06/88
4,789,279                      07/063,553                   12/06/88
4,789,293                      06/879,531                   12/06/88
4,789,297                      06/917,090                   12/06/88
4,789,299                      07/114,515                   12/06/88
4,789,303                      07/136,861                   12/06/88
4,789,317                      07/041,576                   12/06/88
4,789,323                      07/060,638                   12/06/88
4,789,340                      07/086,533                   12/06/88
4,789,351                      07/187,717                   12/06/88
4,789,352                      07/127,748                   12/06/88
4,789,354                      07/096,891                   12/06/88
4,789,357                      07/069,402                   12/06/88
4,789,360                      07/153,731                   12/06/88
4,789,361                      07/086,284                   12/06/88
4,789,369                      07/028,441                   12/06/88
4,789,378                      07/067,691                   12/06/88
4,789,380                      07/071,195                   12/06/88
4,789,381                      07/041,404                   12/06/88
4,789,390                      07/068,375                   12/06/88
4,789,392                      07/019,464                   12/06/88
4,789,406                      07/145,658                   12/06/88
4,789,417                      06/923,228                   12/06/88
4,789,421                      06/780,910                   12/06/88
4,789,422                      06/912,388                   12/06/88
4,789,440                      07/142,005                   12/06/88
4,789,446                      07/101,714                   12/06/88
4,789,453                      07/147,632                   12/06/88
4,789,456                      07/048,415                   12/06/88
4,789,462                      06/913,837                   12/06/88
4,789,466                      06/861,672                   12/06/88
4,789,480                      06/753,796                   12/06/88
4,789,483                      07/084,660                   12/06/88
4,789,490                      07/035,750                   12/06/88
4,789,493                      07/033,985                   12/06/88
4,789,494                      07/005,390                   12/06/88
4,789,496                      07/094,066                   12/06/88
4,789,500                      06/845,531                   12/06/88
4,789,509                      07/132,651                   12/06/88
4,789,514                      06/806,994                   12/06/88
4,789,516                      07/050,222                   12/06/88
4,789,520                      07/077,513                   12/06/88
4,789,528                      06/909,529                   12/06/88
4,789,536                      07/004,505                   12/06/88
4,789,537                      07/068,796                   12/06/88
4,789,546                      07/016,243                   12/06/88
4,789,550                      06/631,471                   12/06/88
4,789,553                      06/808,142                   12/06/88
4,789,557                      07/036,571                   12/06/88
4,789,561                      07/033,172                   12/06/88
4,789,566                      07/046,942                   12/06/88
4,789,568                      07/037,782                   12/06/88
4,789,569                      06/815,972                   12/06/88
4,789,570                      06/857,229                   12/06/88
4,789,571                      07/097,236                   12/06/88
4,789,581                      07/082,213                   12/06/88
4,789,584                      06/885,181                   12/06/88
4,789,598                      07/005,190                   12/06/88
4,789,599                      07/069,152                   12/06/88
4,789,602                      07/101,472                   12/06/88
4,789,620                      06/880,738                   12/06/88
4,789,633                      06/602,177                   12/06/88
4,789,637                      06/912,713                   12/06/88
4,789,639                      07/000,058                   12/06/88
4,789,641                      07/009,225                   12/06/88
4,789,653                      06/937,173                   12/06/88
4,789,656                      07/070,170                   12/06/88
4,789,664                      07/120,459                   12/06/88
4,789,666                      06/878,697                   12/06/88
4,789,669                      07/024,204                   12/06/88
4,789,671                      07/020,009                   12/06/88
4,789,674                      07/065,800                   12/06/88
4,789,678                      06/899,584                   12/06/88
4,789,683                      06/689,502                   12/06/88
4,789,690                      07/031,350                   12/06/88
4,789,704                      06/942,696                   12/06/88
4,789,708                      07/132,460                   12/06/88
4,789,727                      07/134,647                   12/06/88
4,789,738                      07/069,261                   12/06/88
4,789,739                      07/111,615                   12/06/88
4,789,759                      07/123,680                   12/06/88
4,789,763                      07/075,069                   12/06/88
4,789,772                      07/002,795                   12/06/88
4,789,775                      06/921,019                   12/06/88
4,789,776                      07/124,556                   12/06/88
4,789,783                      07/033,256                   12/06/88
4,789,784                      06/947,217                   12/06/88
4,789,790                      06/888,417                   12/06/88
4,789,799                      06/745,387                   12/06/88
4,789,805                      06/900,862                   12/06/88
4,789,810                      07/065,269                   12/06/88
4,789,811                      07/051,549                   12/06/88
4,789,813                      06/937,070                   12/06/88
4,789,818                      07/136,740                   12/06/88
4,789,827                      06/927,616                   12/06/88
4,789,830                      07/022,829                   12/06/88
4,789,836                      06/537,954                   12/06/88
4,789,861                      07/012,412                   12/06/88
4,789,864                      07/041,166                   12/06/88
4,789,865                      07/111,812                   12/06/88
4,789,867                      07/084,148                   12/06/88
4,789,869                      07/059,130                   12/06/88
4,789,876                      06/906,453                   12/06/88
4,789,880                      07/074,052                   12/06/88
4,789,884                      06/851,826                   12/06/88
4,789,886                      07/005,412                   12/06/88
4,789,897                      07/165,660                   12/06/88
4,789,899                      07/002,816                   12/06/88
4,789,903                      06/921,263                   12/06/88
4,789,907                      06/919,188                   12/06/88
4,789,913                      07/081,271                   12/06/88
4,789,920                      07/054,536                   12/06/88
4,789,932                      06/652,846                   12/06/88
4,789,936                      06/794,895                   12/06/88
4,789,942                      07/052,168                   12/06/88
4,789,949                      06/918,414                   12/06/88
4,789,954                      06/862,901                   12/06/88
4,789,955                      06/860,510                   12/06/88
4,789,956                      06/788,054                   12/06/88
4,789,962                      07/080,180                   12/06/88
4,789,969                      07/057,279                   12/06/88
4,789,970                      06/947,753                   12/06/88
4,789,971                      06/855,643                   12/06/88
4,789,977                      06/927,924                   12/06/88
4,789,981                      07/122,497                   12/06/88
4,789,986                      06/895,218                   12/06/88
4,789,990                      07/001,064                   12/06/88
4,789,999                      06/760,199                   12/06/88
4,790,007                      07/006,938                   12/06/88
4,790,010                      07/018,145                   12/06/88
4,790,014                      07/030,910                   12/06/88
4,790,015                      07/031,152                   12/06/88
4,790,018                      07/013,376                   12/06/88
4,790,024                      07/038,632                   12/06/88

                  PATENTS WHICH EXPIRED ON December 01, 2000
                    DUE TO FAILURE TO PAY MAINTENANCE FEES

5,167,039                      07/835,531                   12/01/92
5,167,045                      07/788,413                   12/01/92
5,167,052                      07/813,645                   12/01/92
5,167,053                      07/747,520                   12/01/92
5,167,061                      07/758,767                   12/01/92
5,167,072                      07/685,757                   12/01/92
5,167,078                      07/783,454                   12/01/92
5,167,081                      07/720,012                   12/01/92
5,167,086                      07/365,859                   12/01/92
5,167,088                      07/692,488                   12/01/92
5,167,095                      07/720,842                   12/01/92
5,167,098                      07/658,957                   12/01/92
5,167,101                      07/766,554                   12/01/92
5,167,102                      07/795,947                   12/01/92
5,167,110                      07/702,772                   12/01/92
5,167,116                      07/694,795                   12/01/92
5,167,123                      07/819,879                   12/01/92
5,167,125                      07/681,833                   12/01/92
5,167,142                      07/343,855                   12/01/92
5,167,155                      07/793,038                   12/01/92
5,167,158                      07/474,759                   12/01/92
5,167,162                      07/703,548                   12/01/92
5,167,165                      07/810,705                   12/01/92
5,167,166                      07/774,814                   12/01/92
5,167,174                      07/715,964                   12/01/92
5,167,175                      07/641,160                   12/01/92
5,167,177                      07/780,851                   12/01/92
5,167,178                      07/852,901                   12/01/92
5,167,189                      07/790,673                   12/01/92
5,167,190                      07/608,063                   12/01/92
5,167,191                      07/496,321                   12/01/92
5,167,192                      07/662,353                   12/01/92
5,167,193                      07/699,915                   12/01/92
5,167,197                      07/702,339                   12/01/92
5,167,200                      07/820,474                   12/01/92
5,167,203                      07/778,406                   12/01/92
5,167,205                      07/853,830                   12/01/92
5,167,209                      07/846,618                   12/01/92
5,167,217                      07/517,028                   12/01/92
5,167,218                      07/483,626                   12/01/92
5,167,219                      07/670,292                   12/01/92
5,167,221                      07/669,729                   12/01/92
5,167,222                      07/613,398                   12/01/92
5,167,239                      07/708,251                   12/01/92
5,167,245                      07/829,483                   12/01/92
5,167,249                      06/312,605                   12/01/92
5,167,252                      07/647,223                   12/01/92
5,167,254                      07/690,193                   12/01/92
5,167,255                      07/824,096                   12/01/92
5,167,270                      07/645,123                   12/01/92
5,167,277                      07/783,741                   12/01/92
5,167,282                      07/860,562                   12/01/92
5,167,288                      07/826,071                   12/01/92
5,167,290                      07/587,109                   12/01/92
5,167,291                      07/646,602                   12/01/92
5,167,292                      07/566,353                   12/01/92
5,167,306                      07/859,156                   12/01/92
5,167,311                      07/587,354                   12/01/92
5,167,319                      07/748,154                   12/01/92
5,167,323                      07/740,627                   12/01/92
5,167,324                      07/676,600                   12/01/92
5,167,325                      07/804,282                   12/01/92
5,167,328                      07/708,729                   12/01/92
5,167,329                      07/819,461                   12/01/92
5,167,336                      07/808,519                   12/01/92
5,167,342                      07/787,034                   12/01/92
5,167,350                      07/613,519                   12/01/92
5,167,351                      07/820,527                   12/01/92
5,167,357                      07/771,358                   12/01/92
5,167,361                      07/700,981                   12/01/92
5,167,362                      07/868,980                   12/01/92
5,167,366                      07/676,502                   12/01/92
5,167,367                      07/639,981                   12/01/92
5,167,375                      07/519,889                   12/01/92
5,167,378                      07/598,979                   12/01/92
5,167,379                      07/653,637                   12/01/92
5,167,381                      07/787,353                   12/01/92
5,167,384                      07/653,499                   12/01/92
5,167,386                      07/822,770                   12/01/92
5,167,393                      07/753,947                   12/01/92
5,167,394                      07/734,231                   12/01/92
5,167,398                      07/652,853                   12/01/92
5,167,399                      07/624,087                   12/01/92
5,167,400                      07/540,773                   12/01/92
5,167,401                      07/572,193                   12/01/92
5,167,406                      07/724,744                   12/01/92
5,167,417                      07/597,183                   12/01/92
5,167,419                      07/781,749                   12/01/92
5,167,423                      07/647,929                   12/01/92
5,167,425                      07/689,431                   12/01/92
5,167,426                      07/809,263                   12/01/92
5,167,430                      07/847,411                   12/01/92
5,167,434                      07/598,119                   12/01/92
5,167,438                      07/744,389                   12/01/92
5,167,443                      07/802,999                   12/01/92
5,167,452                      07/399,729                   12/01/92
5,167,453                      07/780,771                   12/01/92
5,167,454                      07/708,410                   12/01/92
5,167,455                      07/689,260                   12/01/92
5,167,458                      07/720,435                   12/01/92
5,167,465                      07/698,860                   12/01/92
5,167,468                      07/594,812                   12/01/92
5,167,477                      07/832,936                   12/01/92
5,167,480                      07/650,113                   12/01/92
5,167,482                      07/722,799                   12/01/92
5,167,483                      07/633,021                   12/01/92
5,167,486                      07/699,126                   12/01/92
5,167,497                      07/729,102                   12/01/92
5,167,500                      07/719,774                   12/01/92
5,167,501                      07/868,480                   12/01/92
5,167,502                      07/717,185                   12/01/92
5,167,505                      07/616,433                   12/01/92
5,167,506                      07/782,080                   12/01/92
5,167,508                      07/685,278                   12/01/92
5,167,509                      07/730,384                   12/01/92
5,167,512                      07/726,022                   12/01/92
5,167,513                      07/744,761                   12/01/92
5,167,514                      07/788,182                   12/01/92
5,167,518                      07/780,068                   12/01/92
5,167,519                      07/789,968                   12/01/92
5,167,524                      07/762,435                   12/01/92
5,167,529                      07/749,951                   12/01/92
5,167,531                      07/853,565                   12/01/92
5,167,537                      07/698,131                   12/01/92
5,167,540                      07/396,382                   12/01/92
5,167,542                      07/741,698                   12/01/92
5,167,550                      07/619,342                   12/01/92
5,167,555                      07/581,550                   12/01/92
5,167,559                      07/699,672                   12/01/92
5,167,569                      07/695,253                   12/01/92
5,167,572                      07/660,814                   12/01/92
5,167,588                      07/757,931                   12/01/92
5,167,595                      07/845,301                   12/01/92
5,167,604                      07/707,588                   12/01/92
5,167,607                      07/706,289                   12/01/92
5,167,618                      07/659,979                   12/01/92
5,167,620                      07/823,751                   12/01/92
5,167,628                      07/694,754                   12/01/92
5,167,629                      07/622,932                   12/01/92
5,167,632                      07/825,107                   12/01/92
5,167,636                      07/781,985                   12/01/92
5,167,640                      07/738,688                   12/01/92
5,167,641                      07/706,947                   12/01/92
5,167,645                      07/735,287                   12/01/92
5,167,665                      07/815,397                   12/01/92
5,167,666                      07/360,904                   12/01/92
5,167,667                      07/533,479                   12/01/92
5,167,671                      07/620,674                   12/01/92
5,167,675                      07/825,020                   12/01/92
5,167,680                      07/842,254                   12/01/92
5,167,688                      07/330,915                   12/01/92
5,167,698                      07/679,219                   12/01/92
5,167,699                      07/772,458                   12/01/92
5,167,701                      07/887,547                   12/01/92
5,167,704                      07/686,141                   12/01/92
5,167,711                      07/816,903                   12/01/92
5,167,728                      07/690,514                   12/01/92
5,167,730                      07/775,889                   12/01/92
5,167,735                      07/680,673                   12/01/92
5,167,742                      07/706,715                   12/01/92
5,167,745                      07/528,200                   12/01/92
5,167,752                      07/606,144                   12/01/92
5,167,770                      07/873,630                   12/01/92
5,167,772                      07/526,280                   12/01/92
5,167,774                      07/828,667                   12/01/92
5,167,775                      07/422,172                   12/01/92
5,167,777                      07/605,898                   12/01/92
5,167,782                      07/675,651                   12/01/92
5,167,791                      07/811,352                   12/01/92
5,167,802                      07/557,812                   12/01/92
5,167,804                      07/700,776                   12/01/92
5,167,806                      07/708,777                   12/01/92
5,167,808                      07/568,042                   12/01/92
5,167,811                      07/845,346                   12/01/92
5,167,812                      07/824,751                   12/01/92
5,167,817                      07/474,064                   12/01/92
5,167,820                      07/348,789                   12/01/92
5,167,821                      07/646,732                   12/01/92
5,167,823                      07/564,407                   12/01/92
5,167,825                      07/767,153                   12/01/92
5,167,829                      07/718,731                   12/01/92
5,167,833                      07/750,916                   12/01/92
5,167,840                      07/803,999                   12/01/92
5,167,842                      07/610,574                   12/01/92
5,167,844                      07/606,401                   12/01/92
5,167,852                      07/604,030                   12/01/92
5,167,853                      07/816,606                   12/01/92
5,167,863                      07/552,494                   12/01/92
5,167,865                      07/574,099                   12/01/92
5,167,878                      07/747,748                   12/01/92
5,167,881                      07/649,315                   12/01/92
5,167,883                      07/634,271                   12/01/92
5,167,888                      07/617,565                   12/01/92
5,167,899                      07/550,407                   12/01/92
5,167,911                      07/669,376                   12/01/92
5,167,913                      07/813,244                   12/01/92
5,167,918                      07/755,520                   12/01/92
5,167,922                      07/515,242                   12/01/92
5,167,924                      07/526,919                   12/01/92
5,167,925                      07/861,471                   12/01/92
5,167,935                      07/575,844                   12/01/92
5,167,938                      07/744,747                   12/01/92
5,167,941                      07/623,313                   12/01/92
5,167,947                      07/428,150                   12/01/92
5,167,953                      07/541,812                   12/01/92
5,167,954                      07/429,419                   12/01/92
5,167,959                      07/608,203                   12/01/92
5,167,960                      07/227,700                   12/01/92
5,167,965                      07/521,797                   12/01/92
5,167,977                      07/813,317                   12/01/92
5,167,992                      07/667,778                   12/01/92
5,168,000                      07/499,370                   12/01/92
5,168,002                      07/764,587                   12/01/92
5,168,003                      07/720,114                   12/01/92
5,168,005                      07/631,431                   12/01/92
5,168,008                      07/534,322                   12/01/92
5,168,015                      07/663,078                   12/01/92
5,168,020                      07/100,643                   12/01/92
5,168,025                      07/757,525                   12/01/92
5,168,030                      07/742,513                   12/01/92
5,168,031                      07/693,380                   12/01/92
5,168,035                      07/634,449                   12/01/92
5,168,041                      07/416,728                   12/01/92
5,168,043                      07/330,591                   12/01/92
5,168,047                      07/619,117                   12/01/92
5,168,057                      07/768,118                   12/01/92
5,168,088                      07/743,968                   12/01/92
5,168,102                      07/583,010                   12/01/92
5,168,104                      07/759,576                   12/01/92
5,168,118                      07/664,136                   12/01/92
5,168,120                      07/639,874                   12/01/92
5,168,121                      07/772,754                   12/01/92
5,168,122                      07/841,056                   12/01/92
5,168,123                      07/553,811                   12/01/92
5,168,126                      07/574,472                   12/01/92
5,168,139                      07/671,919                   12/01/92
5,168,151                      07/533,880                   12/01/92
5,168,158                      07/678,081                   12/01/92
5,168,162                      07/656,508                   12/01/92
5,168,164                      07/858,861                   12/01/92
5,168,170                      07/404,194                   12/01/92
5,168,173                      07/519,135                   12/01/92
5,168,189                      07/761,543                   12/01/92
5,168,190                      07/684,929                   12/01/92
5,168,191                      07/583,140                   12/01/92
5,168,199                      07/744,918                   12/01/92
5,168,200                      07/784,654                   12/01/92
5,168,201                      07/761,565                   12/01/92
5,168,204                      07/870,645                   12/01/92
5,168,219                      07/789,878                   12/01/92
5,168,245                      07/784,849                   12/01/92
5,168,246                      07/783,446                   12/01/92
5,168,248                      07/832,583                   12/01/92
5,168,258                      07/709,107                   12/01/92
5,168,264                      07/846,837                   12/01/92
5,168,274                      07/777,682                   12/01/92
5,168,277                      07/797,654                   12/01/92
5,168,302                      07/685,648                   12/01/92
5,168,308                      07/557,137                   12/01/92
5,168,323                      07/319,617                   12/01/92
5,168,324                      07/298,812                   12/01/92
5,168,327                      07/647,345                   12/01/92
5,168,328                      07/548,164                   12/01/92
5,168,331                      07/648,711                   12/01/92
5,168,348                      07/729,655                   12/01/92
5,168,357                      07/730,858                   12/01/92
5,168,358                      07/712,034                   12/01/92
5,168,372                      07/620,534                   12/01/92
5,168,391                      06/911,194                   12/01/92
5,168,393                      07/298,810                   12/01/92
5,168,398                      07/557,082                   12/01/92
5,168,405                      07/751,314                   12/01/92
5,168,407                      07/612,935                   12/01/92
5,168,408                      07/636,107                   12/01/92
5,168,419                      07/730,694                   12/01/92
5,168,421                      07/640,430                   12/01/92
5,168,423                      07/578,659                   12/01/92
5,168,424                      07/655,710                   12/01/92
5,168,429                      07/853,855                   12/01/92
5,168,440                      07/771,073                   12/01/92
5,168,448                      07/516,912                   12/01/92
5,168,451                      07/662,351                   12/01/92
5,168,457                      07/434,383                   12/01/92
5,168,486                      07/624,937                   12/01/92
5,168,487                      07/555,628                   12/01/92
5,168,491                      07/660,647                   12/01/92
5,168,496                      07/845,539                   12/01/92
5,168,505                      07/761,218                   12/01/92
5,168,514                      07/766,758                   12/01/92
5,168,521                      07/558,125                   12/01/92
5,168,525                      07/567,572                   12/01/92
5,168,527                      07/827,871                   12/01/92
5,168,543                      07/681,853                   12/01/92
5,168,546                      07/696,572                   12/01/92
5,168,553                      07/607,630                   12/01/92
5,168,556                      07/413,228                   12/01/92
5,168,557                      07/410,577                   12/01/92
5,168,561                      07/481,098                   12/01/92
5,168,564                      07/593,916                   12/01/92
5,168,569                      07/654,755                   12/01/92
5,168,571                      07/469,619                   12/01/92

                  PATENTS WHICH EXPIRED ON December 03, 2000
                    DUE TO FAILURE TO PAY MAINTENANCE FEES

5,579,539                      08/347,191                   12/03/96
5,579,542                      08/393,174                   12/03/96
5,579,543                      08/429,071                   12/03/96
5,579,545                      08/435,861                   12/03/96
5,579,547                      08/518,482                   12/03/96
5,579,549                      08/405,163                   12/03/96
5,579,556                      08/572,371                   12/03/96
5,579,561                      08/400,062                   12/03/96
5,579,567                      08/421,367                   12/03/96
5,579,576                      08/426,072                   12/03/96
5,579,584                      08/516,302                   12/03/96
5,579,596                      08/368,896                   12/03/96
5,579,599                      08/351,805                   12/03/96
5,579,604                      08/281,434                   12/03/96
5,579,608                      08/355,498                   12/03/96
5,579,610                      08/510,676                   12/03/96
5,579,613                      08/301,805                   12/03/96
5,579,614                      08/582,170                   12/03/96
5,579,625                      08/264,873                   12/03/96
5,579,629                      08/047,794                   12/03/96
5,579,638                      08/254,179                   12/03/96
5,579,647                      08/472,612                   12/03/96
5,579,679                      08/575,769                   12/03/96
5,579,692                      08/374,924                   12/03/96
5,579,701                      08/294,665                   12/03/96
5,579,708                      08/283,930                   12/03/96
5,579,712                      08/326,226                   12/03/96
5,579,720                      08/472,421                   12/03/96
5,579,726                      08/285,896                   12/03/96
5,579,735                      08/219,164                   12/03/96
5,579,748                      08/386,411                   12/03/96
5,579,759                      08/536,744                   12/03/96
5,579,780                      08/321,554                   12/03/96
5,579,784                      08/409,333                   12/03/96
5,579,785                      08/500,472                   12/03/96
5,579,788                      08/518,461                   12/03/96
5,579,790                      08/420,697                   12/03/96
5,579,793                      08/559,281                   12/03/96
5,579,797                      08/529,809                   12/03/96
5,579,798                      08/452,426                   12/03/96
5,579,808                      08/427,140                   12/03/96
5,579,811                      08/436,964                   12/03/96
5,579,823                      08/350,966                   12/03/96
5,579,827                      08/556,600                   12/03/96
5,579,830                      08/563,872                   12/03/96
5,579,832                      08/375,426                   12/03/96
5,579,842                      08/406,020                   12/03/96
5,579,844                      08/387,607                   12/03/96
5,579,847                      08/252,244                   12/03/96
5,579,857                      08/543,676                   12/03/96
5,579,864                      08/290,505                   12/03/96
5,579,865                      08/200,394                   12/03/96
5,579,867                      08/296,067                   12/03/96
5,579,871                      08/456,250                   12/03/96
5,579,872                      08/554,963                   12/03/96
5,579,885                      08/078,532                   12/03/96
5,579,896                      08/403,004                   12/03/96
5,579,899                      08/426,929                   12/03/96
5,579,905                      08/429,779                   12/03/96
5,579,909                      08/232,723                   12/03/96
5,579,911                      08/437,685                   12/03/96
5,579,914                      08/548,090                   12/03/96
5,579,918                      08/354,661                   12/03/96
5,579,924                      08/355,360                   12/03/96
5,579,925                      08/191,533                   12/03/96
5,579,927                      08/277,876                   12/03/96
5,579,929                      08/479,642                   12/03/96
5,579,932                      08/488,531                   12/03/96
5,579,936                      08/332,208                   12/03/96
5,579,940                      08/569,361                   12/03/96
5,579,946                      08/335,158                   12/03/96
5,579,948                      08/548,691                   12/03/96
5,579,958                      08/542,018                   12/03/96
5,579,962                      08/534,617                   12/03/96
5,579,963                      08/558,959                   12/03/96
5,579,964                      08/419,431                   12/03/96
5,579,966                      08/396,467                   12/03/96
5,579,968                      08/500,407                   12/03/96
5,579,973                      08/440,478                   12/03/96
5,579,983                      08/512,566                   12/03/96
5,579,986                      08/330,991                   12/03/96
5,579,990                      08/540,888                   12/03/96
5,579,999                      08/408,333                   12/03/96
5,580,002                      08/295,001                   12/03/96
5,580,006                      08/368,482                   12/03/96
5,580,009                      08/341,631                   12/03/96
5,580,013                      08/359,644                   12/03/96
5,580,015                      08/378,782                   12/03/96
5,580,016                      08/345,433                   12/03/96
5,580,019                      08/443,333                   12/03/96
5,580,020                      08/419,145                   12/03/96
5,580,021                      08/440,890                   12/03/96
5,580,025                      08/468,080                   12/03/96
5,580,026                      08/353,900                   12/03/96
5,580,029                      08/379,670                   12/03/96
5,580,030                      08/139,126                   12/03/96
5,580,034                      08/510,112                   12/03/96
5,580,036                      08/407,326                   12/03/96
5,580,037                      08/253,112                   12/03/96
5,580,047                      08/409,983                   12/03/96
5,580,049                      08/493,835                   12/03/96
5,580,052                      08/490,142                   12/03/96
5,580,054                      08/497,069                   12/03/96
5,580,058                      08/478,697                   12/03/96
5,580,064                      08/265,227                   12/03/96
5,580,066                      08/224,351                   12/03/96
5,580,069                      08/491,297                   12/03/96
5,580,070                      08/327,298                   12/03/96
5,580,071                      08/500,103                   12/03/96
5,580,072                      08/259,010                   12/03/96
5,580,073                      08/394,501                   12/03/96
5,580,074                      08/434,518                   12/03/96
5,580,078                      08/151,344                   12/03/96
5,580,086                      08/447,108                   12/03/96
5,580,089                      08/320,923                   12/03/96
5,580,092                      08/585,773                   12/03/96
5,580,093                      08/543,278                   12/03/96
5,580,094                      08/499,855                   12/03/96
5,580,096                      08/482,865                   12/03/96
5,580,102                      08/064,530                   12/03/96
5,580,107                      08/533,049                   12/03/96
5,580,110                      08/516,469                   12/03/96
5,580,125                      08/521,386                   12/03/96
5,580,130                      08/291,156                   12/03/96
5,580,133                      08/585,771                   12/03/96
5,580,135                      08/400,085                   12/03/96
5,580,146                      08/514,036                   12/03/96
5,580,148                      08/436,151                   12/03/96
5,580,150                      08/549,561                   12/03/96
5,580,151                      08/508,765                   12/03/96
5,580,153                      08/473,174                   12/03/96
5,580,155                      08/333,761                   12/03/96
5,580,157                      08/394,882                   12/03/96
5,580,159                      08/421,365                   12/03/96
5,580,160                      08/571,747                   12/03/96
5,580,174                      08/113,270                   12/03/96
5,580,176                      08/522,814                   12/03/96
5,580,178                      08/389,401                   12/03/96
5,580,185                      08/550,451                   12/03/96
5,580,195                      08/364,818                   12/03/96
5,580,205                      08/557,419                   12/03/96
5,580,210                      08/494,781                   12/03/96
5,580,211                      08/312,040                   12/03/96
5,580,216                      08/488,910                   12/03/96
5,580,232                      08/434,721                   12/03/96
5,580,238                      08/573,982                   12/03/96
5,580,239                      08/580,842                   12/03/96
5,580,242                      08/352,373                   12/03/96
5,580,247                      08/180,237                   12/03/96
5,580,249                      08/195,486                   12/03/96
5,580,250                      08/374,340                   12/03/96
5,580,252                      08/334,608                   12/03/96
5,580,253                      08/383,938                   12/03/96
5,580,254                      08/379,747                   12/03/96
5,580,261                      08/383,529                   12/03/96
5,580,263                      08/236,770                   12/03/96
5,580,266                      08/402,083                   12/03/96
5,580,269                      08/338,930                   12/03/96
5,580,273                      08/439,236                   12/03/96
5,580,276                      08/030,420                   12/03/96
5,580,287                      08/520,913                   12/03/96
5,580,288                      08/536,081                   12/03/96
5,580,294                      08/449,897                   12/03/96
5,580,300                      08/084,819                   12/03/96
5,580,303                      08/404,922                   12/03/96
5,580,304                      08/374,949                   12/03/96
5,580,306                      08/597,502                   12/03/96
5,580,315                      08/493,963                   12/03/96
5,580,317                      08/520,942                   12/03/96
5,580,318                      08/593,197                   12/03/96
5,580,319                      08/554,345                   12/03/96
5,580,320                      08/591,163                   12/03/96
5,580,336                      08/437,202                   12/03/96
5,580,338                      08/558,415                   12/03/96
5,580,340                      08/575,572                   12/03/96
5,580,344                      08/396,892                   12/03/96
5,580,346                      08/390,642                   12/03/96
5,580,356                      08/505,323                   12/03/96
5,580,362                      08/371,589                   12/03/96
5,580,368                      08/392,450                   12/03/96
5,580,371                      08/645,209                   12/03/96
5,580,375                      08/382,709                   12/03/96
5,580,376                      08/428,976                   12/03/96
5,580,386                      08/382,524                   12/03/96
5,580,388                      08/453,419                   12/03/96
5,580,390                      08/455,425                   12/03/96
5,580,392                      08/223,892                   12/03/96
5,580,394                      08/209,970                   12/03/96
5,580,400                      08/435,138                   12/03/96
5,580,402                      08/156,034                   12/03/96
5,580,403                      08/388,584                   12/03/96
5,580,427                      08/554,764                   12/03/96
5,580,431                      08/507,591                   12/03/96
5,580,433                      08/540,849                   12/03/96
5,580,457                      08/222,409                   12/03/96
5,580,475                      08/271,939                   12/03/96
5,580,477                      08/263,426                   12/03/96
5,580,480                      08/521,282                   12/03/96
5,580,484                      08/367,378                   12/03/96
5,580,490                      08/302,978                   12/03/96
5,580,494                      08/186,245                   12/03/96
5,580,495                      08/405,942                   12/03/96
5,580,499                      08/315,809                   12/03/96
5,580,508                      08/395,159                   12/03/96
5,580,510                      08/166,675                   12/03/96
5,580,514                      08/436,910                   12/03/96
5,580,515                      08/520,975                   12/03/96
5,580,521                      08/259,577                   12/03/96
5,580,542                      08/460,944                   12/03/96
5,580,556                      08/367,819                   12/03/96
5,580,561                      08/002,466                   12/03/96
5,580,569                      08/145,569                   12/03/96
5,580,574                      08/234,214                   12/03/96
5,580,577                      08/544,363                   12/03/96
5,580,583                      08/492,572                   12/03/96
5,580,587                      08/233,969                   12/03/96
5,580,592                      08/269,948                   12/03/96
5,580,595                      08/331,169                   12/03/96
5,580,598                      08/552,804                   12/03/96
5,580,599                      08/157,056                   12/03/96
5,580,604                      08/399,172                   12/03/96
5,580,606                      08/540,126                   12/03/96
5,580,612                      08/449,239                   12/03/96
5,580,613                      08/436,567                   12/03/96
5,580,622                      08/332,516                   12/03/96
5,580,636                      08/295,219                   12/03/96
5,580,638                      08/505,703                   12/03/96
5,580,642                      08/261,013                   12/03/96
5,580,650                      08/492,267                   12/03/96
5,580,652                      08/407,458                   12/03/96
5,580,656                      08/365,549                   12/03/96
5,580,660                      08/335,884                   12/03/96
5,580,675                      08/289,164                   12/03/96
5,580,685                      08/314,355                   12/03/96
5,580,698                      08/391,076                   12/03/96
5,580,721                      08/050,198                   12/03/96
5,580,724                      08/218,290                   12/03/96
5,580,752                      08/170,029                   12/03/96
5,580,759                      08/192,300                   12/03/96
5,580,762                      08/211,919                   12/03/96
5,580,785                      08/430,749                   12/03/96
5,580,786                      08/477,655                   12/03/96
5,580,812                      08/451,216                   12/03/96
5,580,825                      08/124,282                   12/03/96
5,580,829                      08/316,440                   12/03/96
5,580,840                      08/439,279                   12/03/96
5,580,842                      08/528,452                   12/03/96
5,580,845                      08/439,441                   12/03/96
5,580,850                      08/374,767                   12/03/96
5,580,857                      08/185,286                   12/03/96
5,580,858                      08/337,461                   12/03/96
5,580,865                      08/043,023                   12/03/96
5,580,877                      08/427,551                   12/03/96
5,580,881                      08/424,419                   12/03/96
5,580,882                      08/211,579                   12/03/96
5,580,897                      08/396,449                   12/03/96
5,580,908                      08/515,516                   12/03/96
5,580,933                      08/476,056                   12/03/96
5,580,938                      07/781,498                   12/03/96
5,580,945                      08/346,596                   12/03/96
5,580,948                      08/285,120                   12/03/96
5,580,952                      08/370,253                   12/03/96
5,580,959                      08/402,320                   12/03/96
5,581,004                      08/323,601                   12/03/96
5,581,021                      08/482,536                   12/03/96
5,581,031                      08/607,759                   12/03/96
5,581,040                      08/551,407                   12/03/96
5,581,041                      08/423,880                   12/03/96
5,581,052                      08/506,900                   12/03/96
5,581,057                      08/373,779                   12/03/96
5,581,074                      08/342,701                   12/03/96
5,581,091                      08/352,151                   12/03/96
5,581,093                      08/554,508                   12/03/96
5,581,129                      08/043,211                   12/03/96
5,581,132                      08/511,708                   12/03/96
5,581,140                      08/114,842                   12/03/96
5,581,150                      08/542,520                   12/03/96
5,581,158                      08/415,212                   12/03/96
5,581,161                      08/274,218                   12/03/96
5,581,168                      08/290,436                   12/03/96
5,581,171                      08/258,154                   12/03/96
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