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 March 28, 2001
DUE TO FAILURE TO PAY MAINTENANCE FEES
Patent Serial Issue
Number Number Date
4,815,152 07/043,176 03/28/89
4,815,165 07/021,230 03/28/89
4,815,167 07/134,199 03/28/89
4,815,168 07/117,747 03/28/89
4,815,189 07/059,631 03/28/89
4,815,207 07/043,004 03/28/89
4,815,213 07/107,014 03/28/89
4,815,216 07/057,418 03/28/89
4,815,219 07/211,144 03/28/89
4,815,225 07/078,119 03/28/89
4,815,232 07/204,996 03/28/89
4,815,234 07/208,835 03/28/89
4,815,257 07/120,347 03/28/89
4,815,258 07/153,190 03/28/89
4,815,272 07/046,069 03/28/89
4,815,286 07/117,416 03/28/89
4,815,288 06/670,670 03/28/89
4,815,294 07/085,359 03/28/89
4,815,299 06/940,864 03/28/89
4,815,302 07/182,737 03/28/89
4,815,308 07/005,418 03/28/89
4,815,328 07/044,662 03/28/89
4,815,335 06/941,900 03/28/89
4,815,341 07/188,526 03/28/89
4,815,347 07/114,432 03/28/89
4,815,359 07/134,416 03/28/89
4,815,383 07/087,296 03/28/89
4,815,388 07/159,809 03/28/89
4,815,389 07/080,474 03/28/89
4,815,395 07/148,760 03/28/89
4,815,398 07/171,685 03/28/89
4,815,399 07/154,049 03/28/89
4,815,404 07/222,478 03/28/89
4,815,406 07/142,162 03/28/89
4,815,407 07/011,920 03/28/89
4,815,411 07/111,655 03/28/89
4,815,413 06/919,144 03/28/89
4,815,418 07/171,254 03/28/89
4,815,420 07/088,345 03/28/89
4,815,422 07/160,218 03/28/89
4,815,427 07/177,466 03/28/89
4,815,430 07/131,726 03/28/89
4,815,436 06/900,411 03/28/89
4,815,437 07/151,433 03/28/89
4,815,452 07/010,824 03/28/89
4,815,461 07/107,058 03/28/89
4,815,473 07/120,211 03/28/89
4,815,481 07/032,515 03/28/89
4,815,486 07/078,167 03/28/89
4,815,490 07/163,425 03/28/89
4,815,494 07/081,426 03/28/89
4,815,501 07/167,150 03/28/89
4,815,507 07/197,509 03/28/89
4,815,510 07/170,787 03/28/89
4,815,512 07/082,021 03/28/89
4,815,513 07/092,611 03/28/89
4,815,518 07/080,793 03/28/89
4,815,527 07/130,648 03/28/89
4,815,529 07/193,190 03/28/89
4,815,534 07/099,250 03/28/89
4,815,545 06/849,707 03/28/89
4,815,546 07/034,483 03/28/89
4,815,551 06/878,992 03/28/89
4,815,589 07/106,941 03/28/89
4,815,594 07/123,004 03/28/89
4,815,596 07/152,046 03/28/89
4,815,615 07/135,138 03/28/89
4,815,620 07/101,261 03/28/89
4,815,633 06/839,824 03/28/89
4,815,646 06/836,545 03/28/89
4,815,654 07/114,629 03/28/89
4,815,657 07/055,057 03/28/89
4,815,658 07/182,206 03/28/89
4,815,664 07/027,574 03/28/89
4,815,668 07/043,374 03/28/89
4,815,675 06/933,391 03/28/89
4,815,685 07/112,463 03/28/89
4,815,695 06/896,292 03/28/89
4,815,696 07/123,022 03/28/89
4,815,702 07/158,599 03/28/89
4,815,704 07/222,189 03/28/89
4,815,712 07/149,123 03/28/89
4,815,714 07/092,498 03/28/89
4,815,720 07/114,249 03/28/89
4,815,722 06/836,142 03/28/89
4,815,727 07/063,915 03/28/89
4,815,735 06/422,832 03/28/89
4,815,745 07/092,062 03/28/89
4,815,748 07/172,272 03/28/89
4,815,752 07/124,884 03/28/89
4,815,753 06/942,045 03/28/89
4,815,754 06/483,514 03/28/89
4,815,758 07/098,659 03/28/89
4,815,775 07/105,352 03/28/89
4,815,776 07/044,536 03/28/89
4,815,779 07/087,852 03/28/89
4,815,781 07/095,790 03/28/89
4,815,784 07/152,639 03/28/89
4,815,785 07/063,134 03/28/89
4,815,788 07/067,107 03/28/89
4,815,809 07/080,137 03/28/89
4,815,822 06/669,449 03/28/89
4,815,839 07/081,013 03/28/89
4,815,842 06/868,798 03/28/89
4,815,854 07/145,355 03/28/89
4,815,856 06/870,844 03/28/89
4,815,866 07/039,771 03/28/89
4,815,868 07/142,639 03/28/89
4,815,875 07/151,103 03/28/89
4,815,880 07/111,512 03/28/89
4,815,882 07/133,210 03/28/89
4,815,893 07/074,677 03/28/89
4,815,910 07/159,148 03/28/89
4,815,914 06/874,150 03/28/89
4,815,922 07/186,855 03/28/89
4,815,924 07/037,311 03/28/89
4,815,928 06/732,012 03/28/89
4,815,940 06/892,624 03/28/89
4,815,943 07/102,656 03/28/89
4,815,946 07/179,696 03/28/89
4,815,951 07/031,780 03/28/89
4,815,958 07/224,818 03/28/89
4,815,968 07/118,761 03/28/89
4,815,971 07/126,986 03/28/89
4,815,979 07/137,287 03/28/89
4,816,001 07/048,260 03/28/89
4,816,008 07/140,232 03/28/89
4,816,011 07/195,001 03/28/89
4,816,022 07/129,188 03/28/89
4,816,028 07/068,662 03/28/89
4,816,033 07/189,341 03/28/89
4,816,034 06/895,752 03/28/89
4,816,037 07/105,993 03/28/89
4,816,056 07/104,140 03/28/89
4,816,062 06/869,509 03/28/89
4,816,064 06/932,527 03/28/89
4,816,074 07/149,638 03/28/89
4,816,080 06/913,794 03/28/89
4,816,093 07/100,845 03/28/89
4,816,104 07/053,258 03/28/89
4,816,105 07/039,855 03/28/89
4,816,117 07/183,325 03/28/89
4,816,126 07/075,208 03/28/89
4,816,130 07/133,767 03/28/89
4,816,138 06/915,639 03/28/89
4,816,153 07/061,739 03/28/89
4,816,158 07/027,475 03/28/89
4,816,160 06/945,870 03/28/89
4,816,166 06/546,768 03/28/89
4,816,167 07/151,029 03/28/89
4,816,171 07/199,643 03/28/89
4,816,172 07/122,314 03/28/89
4,816,173 07/137,250 03/28/89
4,816,181 06/900,812 03/28/89
4,816,192 07/123,149 03/28/89
4,816,196 07/086,143 03/28/89
4,816,197 07/180,487 03/28/89
4,816,200 06/412,290 03/28/89
4,816,203 07/049,958 03/28/89
4,816,208 06/829,741 03/28/89
4,816,225 07/018,417 03/28/89
4,816,231 06/929,106 03/28/89
4,816,233 07/095,367 03/28/89
4,816,237 07/014,127 03/28/89
4,816,240 07/045,774 03/28/89
4,816,242 06/786,863 03/28/89
4,816,249 07/016,281 03/28/89
4,816,252 06/818,610 03/28/89
4,816,257 07/092,069 03/28/89
4,816,259 07/013,600 03/28/89
4,816,267 06/874,875 03/28/89
4,816,271 07/004,120 03/28/89
4,816,278 06/823,634 03/28/89
4,816,283 06/872,703 03/28/89
4,816,286 07/086,770 03/28/89
4,816,292 07/135,516 03/28/89
4,816,295 06/483,185 03/28/89
4,816,296 06/913,634 03/28/89
4,816,303 07/061,370 03/28/89
4,816,304 07/008,143 03/28/89
4,816,305 07/052,690 03/28/89
4,816,309 07/104,709 03/28/89
4,816,316 07/078,675 03/28/89
4,816,335 06/842,842 03/28/89
4,816,338 07/048,754 03/28/89
4,816,350 07/007,405 03/28/89
4,816,364 07/092,876 03/28/89
4,816,373 07/010,006 03/28/89
4,816,378 07/037,953 03/28/89
4,816,386 07/000,303 03/28/89
4,816,387 06/871,505 03/28/89
4,816,388 06/792,817 03/28/89
4,816,404 06/830,697 03/28/89
4,816,407 06/897,489 03/28/89
4,816,408 07/052,069 03/28/89
4,816,414 07/105,138 03/28/89
4,816,419 06/628,715 03/28/89
4,816,431 07/034,499 03/28/89
4,816,435 07/054,606 03/28/89
4,816,449 06/939,927 03/28/89
4,816,451 07/068,074 03/28/89
4,816,455 07/021,161 03/28/89
4,816,458 06/945,103 03/28/89
4,816,459 06/913,869 03/28/89
4,816,464 07/065,211 03/28/89
4,816,465 07/002,778 03/28/89
4,816,468 06/872,892 03/28/89
4,816,469 07/117,773 03/28/89
4,816,479 06/937,101 03/28/89
4,816,491 07/047,379 03/28/89
4,816,492 07/052,715 03/28/89
4,816,498 07/126,313 03/28/89
4,816,500 07/051,867 03/28/89
4,816,501 07/093,402 03/28/89
4,816,506 07/114,925 03/28/89
4,816,507 07/085,581 03/28/89
4,816,518 06/714,242 03/28/89
4,816,520 07/119,492 03/28/89
4,816,523 07/146,245 03/28/89
4,816,531 07/175,652 03/28/89
4,816,537 07/042,107 03/28/89
4,816,538 07/081,472 03/28/89
4,816,543 06/768,886 03/28/89
4,816,545 07/047,108 03/28/89
4,816,555 06/937,874 03/28/89
4,816,559 07/071,264 03/28/89
4,816,566 06/827,674 03/28/89
4,816,571 07/058,179 03/28/89
4,816,584 07/074,692 03/28/89
4,816,587 07/058,576 03/28/89
4,816,593 07/135,686 03/28/89
4,816,617 07/120,457 03/28/89
4,816,626 07/218,160 03/28/89
4,816,633 07/138,561 03/28/89
4,816,636 07/019,271 03/28/89
4,816,637 07/057,729 03/28/89
4,816,642 07/067,713 03/28/89
4,816,644 07/053,285 03/28/89
4,816,647 07/120,465 03/28/89
4,816,659 07/108,139 03/28/89
4,816,662 07/082,348 03/28/89
4,816,665 07/082,806 03/28/89
4,816,670 07/098,332 03/28/89
4,816,699 07/094,680 03/28/89
4,816,706 07/095,061 03/28/89
4,816,708 07/206,390 03/28/89
4,816,709 07/067,410 03/28/89
4,816,710 07/147,259 03/28/89
4,816,711 07/079,379 03/28/89
4,816,727 07/233,155 03/28/89
4,816,735 07/083,328 03/28/89
4,816,737 07/156,374 03/28/89
4,816,740 07/145,074 03/28/89
4,816,748 07/079,735 03/28/89
4,816,754 06/857,696 03/28/89
4,816,756 07/092,806 03/28/89
4,816,772 07/166,357 03/28/89
4,816,775 07/106,073 03/28/89
4,816,778 07/135,101 03/28/89
4,816,792 07/097,357 03/28/89
4,816,802 06/724,779 03/28/89
4,816,823 07/079,768 03/28/89
4,816,824 07/126,385 03/28/89
4,816,827 07/146,135 03/28/89
4,816,832 06/830,957 03/28/89
4,816,835 07/088,265 03/28/89
4,816,837 06/891,180 03/28/89
4,816,838 06/853,176 03/28/89
4,816,849 07/010,229 03/28/89
4,816,869 07/101,002 03/28/89
4,816,870 07/125,862 03/28/89
4,816,871 07/127,392 03/28/89
4,816,878 06/929,783 03/28/89
4,816,888 06/948,409 03/28/89
4,816,898 07/075,133 03/28/89
4,816,903 06/908,181 03/28/89
4,816,907 07/037,767 03/28/89
4,816,915 07/034,394 03/28/89
4,816,921 06/841,460 03/28/89
4,816,935 07/083,678 03/28/89
4,816,946 07/110,102 03/28/89
4,816,948 07/013,115 03/28/89
4,816,949 07/094,603 03/28/89
4,816,952 06/818,120 03/28/89
4,816,958 07/119,592 03/28/89
4,816,961 07/101,450 03/28/89
4,816,963 07/135,943 03/28/89
4,816,965 07/055,781 03/28/89
4,816,966 07/074,836 03/28/89
4,816,969 07/149,473 03/28/89
4,816,975 07/069,506 03/28/89
4,816,977 07/150,577 03/28/89
4,816,983 06/745,426 03/28/89
4,816,988 06/404,913 03/28/89
4,816,992 06/877,763 03/28/89
4,816,995 07/011,074 03/28/89
4,817,005 07/019,314 03/28/89
4,817,008 07/057,171 03/28/89
4,817,018 07/008,038 03/28/89
4,817,021 06/821,491 03/28/89
4,817,025 07/154,466 03/28/89
4,817,027 07/028,953 03/28/89
4,817,032 06/888,202 03/28/89
4,817,036 06/712,546 03/28/89
4,817,037 07/014,757 03/28/89
4,817,038 06/498,604 03/28/89
4,817,043 07/213,026 03/28/89
4,817,053 07/071,309 03/28/89
4,817,060 07/054,831 03/28/89
4,817,062 07/104,759 03/28/89
4,817,066 06/900,990 03/28/89
4,817,068 07/069,084 03/28/89
4,817,070 07/013,690 03/28/89
4,817,078 07/211,901 03/28/89
4,817,081 07/028,634 03/28/89
4,817,088 07/080,672 03/28/89
4,817,090 06/855,577 03/28/89
4,817,094 06/948,372 03/28/89
4,817,102 07/182,836 03/28/89
4,817,126 07/161,157 03/28/89
4,817,131 06/876,896 03/28/89
4,817,133 07/096,720 03/28/89
4,817,135 07/124,579 03/28/89
4,817,139 07/067,594 03/28/89
4,817,140 06/927,629 03/28/89
4,817,148 07/069,712 03/28/89
4,817,149 07/005,965 03/28/89
4,817,163 07/011,620 03/28/89
4,817,165 07/004,149 03/28/89
4,817,173 07/168,372 03/28/89
4,817,176 06/829,702 03/28/89
4,817,178 06/852,312 03/28/89
4,817,180 06/796,942 03/28/89
4,817,183 07/032,806 03/28/89
4,817,185 07/071,712 03/28/89
4,817,199 07/074,756 03/28/89
4,817,202 06/875,916 03/28/89
PATENTS WHICH EXPIRED ON March 23, 2001
DUE TO FAILURE TO PAY MAINTENANCE FEES
Patent Serial Issue
Number Number Date
5,195,187 07/714,801 03/23/93
5,195,188 07/793,519 03/23/93
5,195,192 07/731,193 03/23/93
5,195,193 07/856,539 03/23/93
5,195,203 07/760,624 03/23/93
5,195,204 07/880,579 03/23/93
5,195,209 07/745,534 03/23/93
5,195,210 07/901,848 03/23/93
5,195,213 07/798,915 03/23/93
5,195,215 07/744,523 03/23/93
5,195,217 07/899,006 03/23/93
5,195,220 07/847,760 03/23/93
5,195,225 07/789,924 03/23/93
5,195,226 07/392,607 03/23/93
5,195,227 07/635,827 03/23/93
5,195,232 07/760,696 03/23/93
5,195,233 07/726,186 03/23/93
5,195,242 07/897,579 03/23/93
5,195,244 07/626,018 03/23/93
5,195,245 07/967,919 03/23/93
5,195,249 07/822,140 03/23/93
5,195,250 07/744,525 03/23/93
5,195,256 07/885,833 03/23/93
5,195,258 07/744,463 03/23/93
5,195,259 07/714,536 03/23/93
5,195,265 07/679,065 03/23/93
5,195,271 07/897,889 03/23/93
5,195,275 07/646,775 03/23/93
5,195,277 07/834,487 03/23/93
5,195,282 07/471,367 03/23/93
5,195,285 07/766,560 03/23/93
5,195,290 07/893,224 03/23/93
5,195,303 07/891,444 03/23/93
5,195,305 07/814,364 03/23/93
5,195,307 07/823,502 03/23/93
5,195,312 07/596,032 03/23/93
5,195,321 07/845,584 03/23/93
5,195,325 07/799,358 03/23/93
5,195,328 07/806,667 03/23/93
5,195,331 07/690,335 03/23/93
5,195,336 07/867,308 03/23/93
5,195,338 07/738,909 03/23/93
5,195,339 07/747,883 03/23/93
5,195,341 07/811,097 03/23/93
5,195,347 07/811,173 03/23/93
5,195,356 07/728,620 03/23/93
5,195,358 07/781,369 03/23/93
5,195,359 07/552,507 03/23/93
5,195,363 07/746,373 03/23/93
5,195,364 07/713,872 03/23/93
5,195,365 07/748,698 03/23/93
5,195,381 07/769,039 03/23/93
5,195,386 07/796,059 03/23/93
5,195,387 07/743,330 03/23/93
5,195,388 07/770,432 03/23/93
5,195,393 07/533,111 03/23/93
5,195,394 07/864,787 03/23/93
5,195,400 07/652,365 03/23/93
5,195,403 07/843,447 03/23/93
5,195,404 07/758,162 03/23/93
5,195,405 07/838,906 03/23/93
5,195,417 07/514,409 03/23/93
5,195,418 07/868,305 03/23/93
5,195,433 07/819,891 03/23/93
5,195,442 07/751,745 03/23/93
5,195,449 07/835,124 03/23/93
5,195,457 07/931,140 03/23/93
5,195,459 07/845,688 03/23/93
5,195,463 07/765,264 03/23/93
5,195,468 07/953,498 03/23/93
5,195,469 07/744,561 03/23/93
5,195,471 07/811,029 03/23/93
5,195,472 07/773,339 03/23/93
5,195,474 07/850,613 03/23/93
5,195,479 07/842,615 03/23/93
5,195,484 07/781,305 03/23/93
5,195,490 07/910,921 03/23/93
5,195,497 07/752,451 03/23/93
5,195,500 07/752,792 03/23/93
5,195,504 07/770,226 03/23/93
5,195,508 07/701,817 03/23/93
5,195,510 07/703,417 03/23/93
5,195,511 07/640,212 03/23/93
5,195,515 07/861,315 03/23/93
5,195,519 07/615,213 03/23/93
5,195,528 07/768,185 03/23/93
5,195,541 07/780,865 03/23/93
5,195,544 07/804,677 03/23/93
5,195,549 07/748,885 03/23/93
5,195,560 07/874,248 03/23/93
5,195,567 07/813,125 03/23/93
5,195,589 07/775,899 03/23/93
5,195,591 07/752,705 03/23/93
5,195,596 07/770,239 03/23/93
5,195,600 07/729,245 03/23/93
5,195,602 07/736,637 03/23/93
5,195,603 07/793,727 03/23/93
5,195,610 07/878,237 03/23/93
5,195,618 07/850,527 03/23/93
5,195,621 07/884,354 03/23/93
5,195,624 07/630,393 03/23/93
5,195,630 07/802,387 03/23/93
5,195,635 07/833,075 03/23/93
5,195,639 07/893,570 03/23/93
5,195,643 07/811,868 03/23/93
5,195,648 07/781,697 03/23/93
5,195,653 07/820,988 03/23/93
5,195,664 07/862,790 03/23/93
5,195,666 07/654,888 03/23/93
5,195,672 07/728,266 03/23/93
5,195,677 07/883,764 03/23/93
5,195,681 07/815,151 03/23/93
5,195,683 07/748,232 03/23/93
5,195,684 07/879,784 03/23/93
5,195,687 07/604,123 03/23/93
5,195,688 07/826,434 03/23/93
5,195,692 07/670,851 03/23/93
5,195,694 07/796,822 03/23/93
5,195,696 07/298,571 03/23/93
5,195,701 07/830,725 03/23/93
5,195,706 07/723,784 03/23/93
5,195,710 07/782,471 03/23/93
5,195,717 07/697,436 03/23/93
5,195,718 07/762,565 03/23/93
5,195,726 07/725,335 03/23/93
5,195,731 07/518,806 03/23/93
5,195,732 07/734,661 03/23/93
5,195,733 07/858,403 03/23/93
5,195,747 07/887,888 03/23/93
5,195,753 07/672,382 03/23/93
5,195,755 07/841,272 03/23/93
5,195,756 07/703,009 03/23/93
5,195,757 07/713,414 03/23/93
5,195,759 07/740,848 03/23/93
5,195,762 07/728,616 03/23/93
5,195,766 07/707,561 03/23/93
5,195,769 07/752,828 03/23/93
5,195,770 07/758,974 03/23/93
5,195,776 07/675,523 03/23/93
5,195,778 07/719,480 03/23/93
5,195,779 07/688,636 03/23/93
5,195,780 07/630,974 03/23/93
5,195,781 07/807,508 03/23/93
5,195,782 07/792,388 03/23/93
5,195,785 07/797,447 03/23/93
5,195,787 07/623,763 03/23/93
5,195,791 07/929,666 03/23/93
5,195,796 07/840,218 03/23/93
5,195,798 07/800,098 03/23/93
5,195,799 07/797,979 03/23/93
5,195,810 07/832,517 03/23/93
5,195,813 07/754,405 03/23/93
5,195,818 07/803,017 03/23/93
5,195,830 07/909,204 03/23/93
5,195,838 07/780,404 03/23/93
5,195,842 07/905,829 03/23/93
5,195,843 07/707,836 03/23/93
5,195,845 07/848,482 03/23/93
5,195,850 07/756,498 03/23/93
5,195,853 07/685,627 03/23/93
5,195,855 07/868,541 03/23/93
5,195,858 07/775,522 03/23/93
5,195,860 07/916,512 03/23/93
5,195,869 07/931,609 03/23/93
5,195,872 07/737,336 03/23/93
5,195,876 07/684,586 03/23/93
5,195,881 07/822,860 03/23/93
5,195,885 07/650,205 03/23/93
5,195,887 07/756,855 03/23/93
5,195,893 07/639,114 03/23/93
5,195,894 07/701,458 03/23/93
5,195,898 07/822,517 03/23/93
5,195,901 07/910,522 03/23/93
5,195,913 07/940,156 03/23/93
5,195,915 07/756,966 03/23/93
5,195,918 07/785,010 03/23/93
5,195,926 07/682,317 03/23/93
5,195,927 07/740,113 03/23/93
5,195,936 07/805,262 03/23/93
5,195,944 07/404,183 03/23/93
5,195,950 07/804,957 03/23/93
5,195,953 07/615,924 03/23/93
5,195,956 07/536,561 03/23/93
5,195,957 07/753,407 03/23/93
5,195,965 07/665,784 03/23/93
5,195,966 07/558,218 03/23/93
5,195,975 07/820,917 03/23/93
5,195,977 07/709,933 03/23/93
5,195,987 07/745,919 03/23/93
5,196,001 07/664,773 03/23/93
5,196,012 07/728,576 03/23/93
5,196,027 07/757,968 03/23/93
5,196,034 07/737,666 03/23/93
5,196,036 07/706,163 03/23/93
5,196,045 07/672,231 03/23/93
5,196,056 07/606,233 03/23/93
5,196,060 07/620,115 03/23/93
5,196,063 07/721,115 03/23/93
5,196,087 07/717,341 03/23/93
5,196,095 07/504,166 03/23/93
5,196,097 07/637,916 03/23/93
5,196,102 07/741,928 03/23/93
5,196,106 07/673,231 03/23/93
5,196,108 07/690,703 03/23/93
5,196,117 07/818,755 03/23/93
5,196,121 07/416,500 03/23/93
5,196,124 07/866,341 03/23/93
5,196,125 07/745,570 03/23/93
5,196,139 07/685,975 03/23/93
5,196,142 07/739,640 03/23/93
5,196,146 07/784,203 03/23/93
5,196,147 07/329,746 03/23/93
5,196,149 07/721,798 03/23/93
5,196,152 07/698,623 03/23/93
5,196,153 07/736,142 03/23/93
5,196,157 07/927,875 03/23/93
5,196,160 07/855,575 03/23/93
5,196,161 07/744,746 03/23/93
5,196,163 07/536,075 03/23/93
5,196,165 07/631,134 03/23/93
5,196,172 07/724,235 03/23/93
5,196,173 07/420,518 03/23/93
5,196,175 07/803,825 03/23/93
5,196,177 07/641,709 03/23/93
5,196,183 07/803,293 03/23/93
5,196,185 07/405,520 03/23/93
5,196,188 07/763,417 03/23/93
5,196,203 07/767,342 03/23/93
5,196,210 07/681,341 03/23/93
5,196,211 07/869,890 03/23/93
5,196,231 07/848,595 03/23/93
5,196,239 07/699,531 03/23/93
5,196,250 07/732,038 03/23/93
5,196,257 07/747,746 03/23/93
5,196,266 07/573,321 03/23/93
5,196,269 07/797,508 03/23/93
5,196,276 07/701,899 03/23/93
5,196,281 07/585,575 03/23/93
5,196,289 07/711,350 03/23/93
5,196,308 07/325,058 03/23/93
5,196,316 07/707,367 03/23/93
5,196,323 07/713,618 03/23/93
5,196,326 07/655,993 03/23/93
5,196,336 07/389,194 03/23/93
5,196,339 07/814,202 03/23/93
5,196,345 07/662,132 03/23/93
5,196,351 07/536,058 03/23/93
5,196,379 07/799,677 03/23/93
5,196,390 07/899,015 03/23/93
5,196,394 07/784,215 03/23/93
5,196,397 07/790,434 03/23/93
5,196,402 07/573,211 03/23/93
5,196,407 07/703,093 03/23/93
5,196,411 07/745,679 03/23/93
5,196,416 07/679,164 03/23/93
5,196,417 07/604,677 03/23/93
5,196,418 07/837,360 03/23/93
5,196,420 07/732,776 03/23/93
5,196,423 07/899,158 03/23/93
5,196,427 07/763,104 03/23/93
5,196,434 07/765,959 03/23/93
5,196,436 07/841,244 03/23/93
5,196,439 07/825,423 03/23/93
5,196,465 07/830,013 03/23/93
5,196,466 07/755,737 03/23/93
5,196,468 07/801,856 03/23/93
5,196,473 07/316,861 03/23/93
5,196,478 07/507,348 03/23/93
5,196,479 07/661,755 03/23/93
5,196,486 07/569,626 03/23/93
5,196,487 07/712,279 03/23/93
5,196,493 07/691,626 03/23/93
5,196,495 07/653,207 03/23/93
5,196,496 07/721,049 03/23/93
5,196,512 07/610,525 03/23/93
5,196,513 07/736,030 03/23/93
5,196,514 07/489,011 03/23/93
5,196,515 07/755,775 03/23/93
5,196,520 07/645,374 03/23/93
5,196,531 07/929,496 03/23/93
5,196,536 07/869,507 03/23/93
5,196,538 07/734,353 03/23/93
5,196,539 07/734,355 03/23/93
5,196,541 07/739,746 03/23/93
5,196,544 07/776,247 03/23/93
5,196,556 07/444,012 03/23/93
5,196,557 07/889,875 03/23/93
5,196,566 07/576,233 03/23/93
5,196,568 07/178,735 03/23/93
5,196,572 07/790,038 03/23/93
5,196,575 07/838,387 03/23/93
5,196,583 07/621,440 03/23/93
5,196,589 07/760,335 03/23/93
5,196,590 07/881,112 03/23/93
5,196,592 07/805,441 03/23/93
5,196,593 07/264,729 03/23/93
5,196,599 06/256,463 03/23/93
5,196,602 07/814,644 03/23/93
5,196,603 07/828,252 03/23/93
5,196,605 07/706,291 03/23/93
5,196,610 06/891,350 03/23/93
5,196,617 07/820,458 03/23/93
5,196,618 07/843,848 03/23/93
5,196,620 07/714,578 03/23/93
5,196,622 07/796,142 03/23/93
5,196,626 07/787,185 03/23/93
5,196,634 07/775,209 03/23/93
5,196,640 07/833,808 03/23/93
5,196,645 07/809,916 03/23/93
5,196,646 07/594,111 03/23/93
5,196,653 07/702,570 03/23/93
5,196,659 07/743,430 03/23/93
5,196,664 07/702,812 03/23/93
5,196,671 07/873,519 03/23/93
5,196,672 07/840,545 03/23/93
5,196,676 07/874,411 03/23/93
5,196,678 07/690,709 03/23/93
5,196,682 07/363,421 03/23/93
5,196,695 07/877,071 03/23/93
5,196,702 07/824,857 03/23/93
5,196,728 07/629,137 03/23/93
5,196,729 07/503,467 03/23/93
5,196,730 07/559,613 03/23/93
5,196,734 07/921,188 03/23/93
5,196,744 07/733,857 03/23/93
5,196,749 07/763,632 03/23/93
5,196,752 07/785,761 03/23/93
5,196,756 07/574,373 03/23/93
5,196,758 07/666,641 03/23/93
5,196,764 07/726,955 03/23/93
5,196,765 07/220,659 03/23/93
5,196,766 07/754,834 03/23/93
5,196,770 07/679,070 03/23/93
5,196,774 07/733,493 03/23/93
5,196,786 07/675,796 03/23/93
5,196,788 07/725,141 03/23/93
5,196,792 07/817,657 03/23/93
5,196,802 07/516,492 03/23/93
5,196,804 06/588,445 03/23/93
5,196,815 07/828,831 03/23/93
5,196,823 07/338,813 03/23/93
5,196,835 07/697,493 03/23/93
5,196,840 07/609,354 03/23/93
5,196,841 07/531,913 03/23/93
5,196,852 07/839,793 03/23/93
5,196,853 07/797,609 03/23/93
5,196,855 07/879,918 03/23/93
5,196,861 07/846,107 03/23/93
5,196,878 07/766,375 03/23/93
5,196,882 07/882,404 03/23/93
5,196,888 07/704,883 03/23/93
5,196,890 07/784,999 03/23/93
5,196,898 07/601,777 03/23/93
5,196,903 07/676,576 03/23/93
5,196,915 07/437,825 03/23/93
5,196,920 07/871,655 03/23/93
5,196,921 07/625,665 03/23/93
5,196,925 07/644,155 03/23/93
5,196,934 07/650,388 03/23/93
5,196,942 07/583,337 03/23/93
5,196,950 07/387,016 03/23/93
5,196,957 07/503,734 03/23/93
5,196,958 07/603,977 03/23/93
5,196,961 07/829,969 03/23/93
5,196,971 07/801,592 03/23/93
5,196,974 07/641,255 03/23/93
5,196,977 07/658,257 03/23/93
5,196,978 07/048,768 03/23/93
5,196,990 07/857,125 03/23/93
5,196,997 07/644,170 03/23/93
5,196,999 07/550,679 03/23/93
5,197,000 07/701,409 03/23/93
5,197,011 07/524,252 03/23/93
5,197,014 07/536,546 03/23/93
5,197,020 07/644,117 03/23/93
5,197,021 07/551,628 03/23/93
5,197,024 07/863,218 03/23/93
5,197,025 07/615,728 03/23/93
5,197,043 07/677,497 03/23/93
5,197,050 07/594,915 03/23/93
5,197,065 07/576,876 03/23/93
5,197,070 07/588,877 03/23/93
5,197,077 07/843,018 03/23/93
5,197,083 07/619,307 03/23/93
5,197,084 07/648,247 03/23/93
5,197,105 07/706,801 03/23/93
5,197,109 07/865,973 03/23/93
5,197,115 07/514,267 03/23/93
5,197,116 07/548,075 03/23/93
5,197,124 07/466,537 03/23/93
5,197,127 07/586,828 03/23/93
5,197,129 07/573,772 03/23/93
5,197,131 07/307,501 03/23/93
5,197,135 07/543,458 03/23/93
5,197,137 07/387,552 03/23/93
5,197,139 07/505,198 03/23/93
5,197,144 07/484,592 03/23/93
PATENTS WHICH EXPIRED ON March 25, 2001
DUE TO FAILURE TO PAY MAINTENANCE FEES
Patent Serial Issue
Number Number Date
5,613,249 08/495,910 03/25/97
5,613,250 08/692,709 03/25/97
5,613,251 08/616,286 03/25/97
5,613,252 08/514,999 03/25/97
5,613,256 08/557,924 03/25/97
5,613,262 08/280,678 03/25/97
5,613,263 08/360,773 03/25/97
5,613,265 08/386,522 03/25/97
5,613,270 08/177,090 03/25/97
5,613,276 08/575,227 03/25/97
5,613,279 08/602,927 03/25/97
5,613,280 08/515,009 03/25/97
5,613,283 08/537,958 03/25/97
5,613,290 08/491,773 03/25/97
5,613,292 08/453,980 03/25/97
5,613,301 08/635,724 03/25/97
5,613,302 08/520,661 03/25/97
5,613,304 08/493,540 03/25/97
5,613,306 08/436,164 03/25/97
5,613,307 08/439,927 03/25/97
5,613,313 08/539,359 03/25/97
5,613,317 08/259,176 03/25/97
5,613,322 08/550,657 03/25/97
5,613,329 08/464,862 03/25/97
5,613,333 08/306,940 03/25/97
5,613,362 08/319,138 03/25/97
5,613,370 08/561,129 03/25/97
5,613,372 08/451,447 03/25/97
5,613,380 08/574,014 03/25/97
5,613,384 08/497,179 03/25/97
5,613,387 08/596,754 03/25/97
5,613,391 08/399,076 03/25/97
5,613,395 08/386,013 03/25/97
5,613,410 08/580,247 03/25/97
5,613,412 08/540,992 03/25/97
5,613,413 08/603,374 03/25/97
5,613,419 08/541,671 03/25/97
5,613,422 08/360,753 03/25/97
5,613,425 08/672,080 03/25/97
5,613,427 08/541,166 03/25/97
5,613,429 08/659,307 03/25/97
5,613,430 08/370,111 03/25/97
5,613,456 08/492,831 03/25/97
5,613,458 08/448,496 03/25/97
5,613,459 08/582,693 03/25/97
5,613,464 08/343,039 03/25/97
5,613,473 08/645,239 03/25/97
5,613,484 08/598,268 03/25/97
5,613,491 08/563,369 03/25/97
5,613,497 08/367,574 03/25/97
5,613,500 08/391,579 03/25/97
5,613,503 08/605,738 03/25/97
5,613,510 08/541,305 03/25/97
5,613,511 08/505,282 03/25/97
5,613,516 08/576,709 03/25/97
5,613,517 08/327,608 03/25/97
5,613,519 08/446,839 03/25/97
5,613,523 08/516,612 03/25/97
5,613,526 08/530,619 03/25/97
5,613,532 08/412,816 03/25/97
5,613,538 08/544,929 03/25/97
5,613,539 08/650,958 03/25/97
5,613,544 08/370,626 03/25/97
5,613,545 08/329,611 03/25/97
5,613,550 08/563,362 03/25/97
5,613,553 08/579,428 03/25/97
5,613,563 08/518,399 03/25/97
5,613,564 08/509,449 03/25/97
5,613,568 08/549,794 03/25/97
5,613,570 08/427,304 03/25/97
5,613,571 08/534,102 03/25/97
5,613,572 08/609,896 03/25/97
5,613,574 08/494,088 03/25/97
5,613,578 08/170,950 03/25/97
5,613,593 08/344,592 03/25/97
5,613,596 08/453,088 03/25/97
5,613,603 08/585,400 03/25/97
5,613,606 08/539,717 03/25/97
5,613,613 08/448,609 03/25/97
5,613,614 08/489,755 03/25/97
5,613,615 08/507,522 03/25/97
5,613,617 08/313,329 03/25/97
5,613,628 08/574,939 03/25/97
5,613,632 08/449,320 03/25/97
5,613,633 08/433,638 03/25/97
5,613,639 08/514,690 03/25/97
5,613,641 08/377,554 03/25/97
5,613,650 08/527,580 03/25/97
5,613,654 08/569,236 03/25/97
5,613,659 08/436,994 03/25/97
5,613,660 08/320,278 03/25/97
5,613,663 08/534,444 03/25/97
5,613,666 08/484,616 03/25/97
5,613,667 08/670,653 03/25/97
5,613,674 08/334,195 03/25/97
5,613,682 08/632,606 03/25/97
5,613,684 08/624,127 03/25/97
5,613,689 08/669,882 03/25/97
5,613,690 08/600,360 03/25/97
5,613,691 08/673,467 03/25/97
5,613,695 08/436,790 03/25/97
5,613,708 08/360,723 03/25/97
5,613,713 08/390,634 03/25/97
5,613,715 08/507,871 03/25/97
5,613,717 08/580,157 03/25/97
5,613,718 08/639,928 03/25/97
5,613,719 08/428,907 03/25/97
5,613,721 08/586,315 03/25/97
5,613,722 08/710,731 03/25/97
5,613,725 08/381,743 03/25/97
5,613,728 08/314,549 03/25/97
5,613,729 08/589,190 03/25/97
5,613,730 08/412,909 03/25/97
5,613,731 08/626,368 03/25/97
5,613,734 08/598,552 03/25/97
5,613,738 08/437,823 03/25/97
5,613,746 08/386,265 03/25/97
5,613,747 08/602,499 03/25/97
5,613,755 08/672,984 03/25/97
5,613,756 08/517,579 03/25/97
5,613,763 08/472,319 03/25/97
5,613,764 08/421,364 03/25/97
5,613,765 08/608,780 03/25/97
5,613,774 08/576,339 03/25/97
5,613,788 08/545,664 03/25/97
5,613,794 08/291,426 03/25/97
5,613,797 08/400,619 03/25/97
5,613,799 08/480,009 03/25/97
5,613,804 08/404,586 03/25/97
5,613,820 08/511,069 03/25/97
5,613,822 08/446,053 03/25/97
5,613,825 08/335,501 03/25/97
5,613,832 08/502,554 03/25/97
5,613,838 08/544,895 03/25/97
5,613,839 08/458,587 03/25/97
5,613,842 08/553,067 03/25/97
5,613,845 08/582,173 03/25/97
5,613,846 08/343,486 03/25/97
5,613,847 08/491,343 03/25/97
5,613,848 08/454,628 03/25/97
5,613,853 08/188,676 03/25/97
5,613,874 08/435,824 03/25/97
5,613,880 08/506,960 03/25/97
5,613,893 08/233,953 03/25/97
5,613,897 08/512,659 03/25/97
5,613,899 08/462,074 03/25/97
5,613,911 08/200,899 03/25/97
5,613,918 08/418,220 03/25/97
5,613,924 08/661,449 03/25/97
5,613,925 08/334,419 03/25/97
5,613,928 08/459,472 03/25/97
5,613,933 08/327,669 03/25/97
5,613,941 08/489,548 03/25/97
5,613,946 08/434,564 03/25/97
5,613,958 08/469,178 03/25/97
5,613,981 08/426,310 03/25/97
5,613,983 08/384,932 03/25/97
5,613,988 08/359,091 03/25/97
5,613,998 08/447,383 03/25/97
5,614,005 08/625,248 03/25/97
5,614,006 08/492,113 03/25/97
5,614,021 08/593,594 03/25/97
5,614,024 08/281,001 03/25/97
5,614,034 07/731,111 03/25/97
5,614,045 08/566,869 03/25/97
5,614,049 08/633,816 03/25/97
5,614,057 07/838,543 03/25/97
5,614,059 08/266,695 03/25/97
5,614,062 08/532,690 03/25/97
5,614,063 08/531,549 03/25/97
5,614,066 08/404,537 03/25/97
5,614,067 08/568,116 03/25/97
5,614,068 08/589,290 03/25/97
5,614,069 08/662,822 03/25/97
5,614,078 08/671,264 03/25/97
5,614,079 08/315,291 03/25/97
5,614,086 08/461,879 03/25/97
5,614,098 08/425,895 03/25/97
5,614,115 08/532,560 03/25/97
5,614,124 08/481,212 03/25/97
5,614,130 08/595,973 03/25/97
5,614,134 08/445,924 03/25/97
5,614,135 08/287,008 03/25/97
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