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 May 9, 2001
DUE TO FAILURE TO PAY MAINTENANCE FEES
Patent Serial Issue
Number Number Date
4,827,538 07/011,167 05/09/89
4,827,539 07/140,571 05/09/89
4,827,550 07/191,859 05/09/89
4,827,553 07/010,412 05/09/89
4,827,554 07/171,591 05/09/89
4,827,559 06/753,747 05/09/89
4,827,562 07/179,768 05/09/89
4,827,570 07/147,703 05/09/89
4,827,578 06/817,420 05/09/89
4,827,594 07/044,255 05/09/89
4,827,599 07/234,884 05/09/89
4,827,605 07/219,458 05/09/89
4,827,621 07/074,297 05/09/89
4,827,627 07/158,496 05/09/89
4,827,631 07/208,587 05/09/89
4,827,641 07/049,964 05/09/89
4,827,642 06/764,937 05/09/89
4,827,643 06/805,846 05/09/89
4,827,670 07/232,677 05/09/89
4,827,675 07/071,700 05/09/89
4,827,678 07/182,771 05/09/89
4,827,679 07/124,895 05/09/89
4,827,680 07/139,574 05/09/89
4,827,691 07/138,589 05/09/89
4,827,692 07/113,320 05/09/89
4,827,693 07/073,018 05/09/89
4,827,697 07/142,732 05/09/89
4,827,707 07/136,717 05/09/89
4,827,714 07/174,957 05/09/89
4,827,716 07/133,492 05/09/89
4,827,723 07/157,015 05/09/89
4,827,728 07/170,513 05/09/89
4,827,736 07/215,531 05/09/89
4,827,737 07/234,408 05/09/89
4,827,753 07/005,213 05/09/89
4,827,754 07/225,577 05/09/89
4,827,756 07/190,042 05/09/89
4,827,762 07/065,164 05/09/89
4,827,774 07/087,763 05/09/89
4,827,798 07/058,358 05/09/89
4,827,807 06/427,054 05/09/89
4,827,808 06/912,442 05/09/89
4,827,815 07/174,771 05/09/89
4,827,816 07/107,834 05/09/89
4,827,821 06/928,835 05/09/89
4,827,835 07/192,229 05/09/89
4,827,839 07/105,033 05/09/89
4,827,849 07/143,359 05/09/89
4,827,851 07/181,722 05/09/89
4,827,853 07/171,970 05/09/89
4,827,857 07/238,742 05/09/89
4,827,862 07/078,128 05/09/89
4,827,867 06/933,393 05/09/89
4,827,877 07/168,794 05/09/89
4,827,880 07/097,515 05/09/89
4,827,885 07/146,083 05/09/89
4,827,897 07/097,659 05/09/89
4,827,912 07/098,268 05/09/89
4,827,922 07/163,517 05/09/89
4,827,926 07/068,263 05/09/89
4,827,936 06/863,181 05/09/89
4,827,943 07/109,261 05/09/89
4,827,947 07/158,306 05/09/89
4,827,948 07/127,243 05/09/89
4,827,950 06/891,073 05/09/89
4,827,959 07/188,801 05/09/89
4,827,970 07/108,477 05/09/89
4,827,974 07/239,942 05/09/89
4,827,976 07/157,629 05/09/89
4,827,980 07/003,314 05/09/89
4,827,991 06/924,076 05/09/89
4,827,993 07/100,564 05/09/89
4,827,994 07/097,473 05/09/89
4,828,000 07/107,991 05/09/89
4,828,001 06/892,850 05/09/89
4,828,010 07/164,251 05/09/89
4,828,013 07/104,863 05/09/89
4,828,014 07/065,042 05/09/89
4,828,029 07/132,148 05/09/89
4,828,031 07/107,323 05/09/89
4,828,034 07/085,999 05/09/89
4,828,052 07/208,540 05/09/89
4,828,057 07/141,213 05/09/89
4,828,060 07/160,825 05/09/89
4,828,066 07/104,104 05/09/89
4,828,071 06/833,166 05/09/89
4,828,075 07/199,166 05/09/89
4,828,078 07/209,469 05/09/89
4,828,087 07/089,024 05/09/89
4,828,090 07/031,705 05/09/89
4,828,094 07/032,455 05/09/89
4,828,097 07/154,870 05/09/89
4,828,100 06/836,333 05/09/89
4,828,104 07/279,462 05/09/89
4,828,107 07/224,292 05/09/89
4,828,127 07/160,516 05/09/89
4,828,135 07/083,471 05/09/89
4,828,136 07/178,054 05/09/89
4,828,138 07/207,332 05/09/89
4,828,141 07/208,369 05/09/89
4,828,144 07/182,942 05/09/89
4,828,147 07/125,322 05/09/89
4,828,159 07/159,194 05/09/89
4,828,165 07/164,851 05/09/89
4,828,175 07/151,858 05/09/89
4,828,184 07/231,365 05/09/89
4,828,189 07/216,062 05/09/89
4,828,192 07/145,346 05/09/89
4,828,194 07/131,008 05/09/89
4,828,211 07/187,506 05/09/89
4,828,215 07/202,187 05/09/89
4,828,216 07/067,102 05/09/89
4,828,236 07/149,302 05/09/89
4,828,242 07/060,764 05/09/89
4,828,274 07/133,847 05/09/89
4,828,277 07/001,578 05/09/89
4,828,283 06/929,424 05/09/89
4,828,288 07/118,991 05/09/89
4,828,292 07/139,911 05/09/89
4,828,299 07/033,405 05/09/89
4,828,303 07/135,044 05/09/89
4,828,304 07/092,973 05/09/89
4,828,309 07/182,360 05/09/89
4,828,311 07/122,899 05/09/89
4,828,332 07/163,445 05/09/89
4,828,347 07/037,310 05/09/89
4,828,353 07/071,667 05/09/89
4,828,378 07/096,937 05/09/89
4,828,380 07/049,705 05/09/89
4,828,390 07/017,594 05/09/89
4,828,400 07/204,052 05/09/89
4,828,407 07/055,734 05/09/89
4,828,414 07/171,144 05/09/89
4,828,416 07/037,137 05/09/89
4,828,436 07/102,038 05/09/89
4,828,437 07/061,523 05/09/89
4,828,439 07/049,858 05/09/89
4,828,444 07/083,731 05/09/89
4,828,455 06/559,253 05/09/89
4,828,456 07/163,446 05/09/89
4,828,465 07/074,805 05/09/89
4,828,466 07/137,432 05/09/89
4,828,473 07/131,048 05/09/89
4,828,476 07/180,972 05/09/89
4,828,478 07/139,813 05/09/89
4,828,494 06/921,249 05/09/89
4,828,509 07/114,279 05/09/89
4,828,510 07/188,563 05/09/89
4,828,512 06/911,962 05/09/89
4,828,530 07/102,734 05/09/89
4,828,536 07/203,113 05/09/89
4,828,563 07/085,228 05/09/89
4,828,610 07/050,370 05/09/89
4,828,612 07/129,565 05/09/89
4,828,628 07/059,264 05/09/89
4,828,632 07/058,494 05/09/89
4,828,638 07/065,787 05/09/89
4,828,644 07/061,197 05/09/89
4,828,650 07/102,710 05/09/89
4,828,653 07/133,548 05/09/89
4,828,663 07/003,530 05/09/89
4,828,669 07/187,152 05/09/89
4,828,671 07/175,433 05/09/89
4,828,672 07/175,434 05/09/89
4,828,686 07/058,909 05/09/89
4,828,688 07/047,356 05/09/89
4,828,689 07/164,095 05/09/89
4,828,696 07/033,464 05/09/89
4,828,701 07/128,959 05/09/89
4,828,707 07/110,167 05/09/89
4,828,711 07/090,250 05/09/89
4,828,713 07/168,288 05/09/89
4,828,715 07/171,386 05/09/89
4,828,716 07/033,769 05/09/89
4,828,720 07/013,340 05/09/89
4,828,722 07/106,978 05/09/89
4,828,730 07/124,211 05/09/89
4,828,731 07/261,921 05/09/89
4,828,732 07/185,619 05/09/89
4,828,733 07/120,682 05/09/89
4,828,734 07/054,121 05/09/89
4,828,735 07/117,903 05/09/89
4,828,738 07/122,231 05/09/89
4,828,744 06/935,484 05/09/89
4,828,745 06/931,502 05/09/89
4,828,747 07/173,329 05/09/89
4,828,748 07/069,466 05/09/89
4,828,751 07/090,661 05/09/89
4,828,759 07/019,799 05/09/89
4,828,761 07/188,325 05/09/89
4,828,783 07/010,944 05/09/89
4,828,791 07/104,748 05/09/89
4,828,792 06/895,101 05/09/89
4,828,798 07/117,179 05/09/89
4,828,802 06/410,725 05/09/89
4,828,811 07/078,608 05/09/89
4,828,813 07/054,110 05/09/89
4,828,848 07/008,547 05/09/89
4,828,854 07/025,483 05/09/89
4,828,855 07/051,770 05/09/89
4,828,866 07/220,283 05/09/89
4,828,872 06/906,225 05/09/89
4,828,879 07/079,384 05/09/89
4,828,883 07/041,200 05/09/89
4,828,895 07/170,322 05/09/89
4,828,900 07/137,227 05/09/89
4,828,902 07/058,565 05/09/89
4,828,908 07/187,955 05/09/89
4,828,915 06/667,939 05/09/89
4,828,921 07/121,435 05/09/89
4,828,928 06/943,514 05/09/89
4,828,934 06/941,185 05/09/89
4,828,937 07/008,236 05/09/89
4,828,953 07/058,266 05/09/89
4,828,959 07/053,011 05/09/89
4,828,964 07/093,360 05/09/89
4,828,966 07/128,947 05/09/89
4,828,975 07/146,542 05/09/89
4,828,982 06/737,777 05/09/89
4,828,997 06/900,418 05/09/89
4,829,004 07/124,699 05/09/89
4,829,006 07/150,630 05/09/89
4,829,013 07/079,468 05/09/89
4,829,023 07/126,501 05/09/89
4,829,024 07/239,919 05/09/89
4,829,030 07/125,711 05/09/89
4,829,040 07/064,213 05/09/89
4,829,042 07/175,618 05/09/89
4,829,043 07/134,150 05/09/89
4,829,054 07/037,675 05/09/89
4,829,055 07/006,478 05/09/89
4,829,057 07/196,762 05/09/89
4,829,059 07/019,338 05/09/89
4,829,060 06/832,604 05/09/89
4,829,064 07/059,635 05/09/89
4,829,065 07/042,181 05/09/89
4,829,068 07/027,241 05/09/89
4,829,069 07/175,518 05/09/89
4,829,071 07/158,465 05/09/89
4,829,083 07/038,315 05/09/89
4,829,084 07/226,599 05/09/89
4,829,090 07/090,686 05/09/89
4,829,105 07/149,299 05/09/89
4,829,114 07/114,734 05/09/89
4,829,122 07/019,902 05/09/89
4,829,124 07/161,516 05/09/89
4,829,136 07/194,056 05/09/89
4,829,150 07/159,952 05/09/89
4,829,151 07/083,755 05/09/89
4,829,153 07/068,698 05/09/89
4,829,154 07/108,445 05/09/89
4,829,159 06/927,788 05/09/89
4,829,160 06/245,541 05/09/89
4,829,176 06/872,949 05/09/89
4,829,189 07/071,889 05/09/89
4,829,200 07/108,225 05/09/89
4,829,205 07/128,719 05/09/89
4,829,212 07/188,243 05/09/89
4,829,216 07/194,643 05/09/89
4,829,218 07/129,475 05/09/89
4,829,239 07/137,535 05/09/89
4,829,242 07/129,495 05/09/89
4,829,243 07/157,780 05/09/89
4,829,246 07/016,900 05/09/89
4,829,248 06/652,867 05/09/89
4,829,255 07/053,458 05/09/89
4,829,278 07/227,577 05/09/89
4,829,292 06/869,869 05/09/89
4,829,294 07/065,609 05/09/89
4,829,298 07/048,317 05/09/89
4,829,301 07/120,556 05/09/89
4,829,308 06/785,362 05/09/89
4,829,309 07/081,440 05/09/89
4,829,310 06/393,043 05/09/89
4,829,313 06/851,163 05/09/89
4,829,314 06/939,602 05/09/89
4,829,320 07/198,013 05/09/89
4,829,349 06/509,321 05/09/89
4,829,373 07/081,130 05/09/89
4,829,375 06/902,467 05/09/89
4,829,382 07/131,816 05/09/89
4,829,383 07/176,778 05/09/89
4,829,392 07/053,120 05/09/89
4,829,393 07/111,516 05/09/89
4,829,415 07/155,449 05/09/89
4,829,429 07/163,524 05/09/89
4,829,438 07/057,086 05/09/89
4,829,440 06/753,844 05/09/89
4,829,450 06/834,535 05/09/89
4,829,454 07/046,919 05/09/89
4,829,455 07/030,881 05/09/89
4,829,456 06/869,988 05/09/89
4,829,460 07/108,214 05/09/89
4,829,462 06/873,910 05/09/89
4,829,474 07/048,670 05/09/89
4,829,479 07/108,623 05/09/89
4,829,504 07/106,789 05/09/89
4,829,517 07/085,503 05/09/89
4,829,546 07/063,446 05/09/89
4,829,548 06/621,412 05/09/89
4,829,549 07/143,681 05/09/89
4,829,558 07/145,078 05/09/89
4,829,562 07/092,066 05/09/89
4,829,566 07/040,383 05/09/89
4,829,573 06/938,149 05/09/89
4,829,577 07/025,257 05/09/89
4,829,584 06/840,999 05/09/89
4,829,585 07/045,400 05/09/89
4,829,586 07/016,654 05/09/89
4,829,589 07/056,775 05/09/89
4,829,594 06/910,590 05/09/89
PATENTS WHICH EXPIRED ON May 4, 2001
DUE TO FAILURE TO PAY MAINTENANCE FEES
Patent Serial Issue
Number Number Date
5,206,963 07/530,825 05/04/93
5,206,971 07/806,200 05/04/93
5,206,974 07/749,871 05/04/93
5,206,980 07/864,842 05/04/93
5,206,997 07/871,038 05/04/93
5,207,001 07/688,618 05/04/93
5,207,007 07/797,373 05/04/93
5,207,014 07/930,368 05/04/93
5,207,023 07/660,413 05/04/93
5,207,024 07/815,075 05/04/93
5,207,033 07/824,400 05/04/93
5,207,036 07/839,743 05/04/93
5,207,039 07/795,946 05/04/93
5,207,050 07/820,846 05/04/93
5,207,059 07/821,098 05/04/93
5,207,071 07/872,972 05/04/93
5,207,077 07/846,917 05/04/93
5,207,079 07/536,675 05/04/93
5,207,081 07/794,481 05/04/93
5,207,084 07/762,542 05/04/93
5,207,118 07/763,244 05/04/93
5,207,120 07/902,439 05/04/93
5,207,125 07/754,628 05/04/93
5,207,139 07/797,499 05/04/93
5,207,150 07/886,598 05/04/93
5,207,158 07/656,646 05/04/93
5,207,162 07/869,808 05/04/93
5,207,165 07/842,064 05/04/93
5,207,194 07/781,872 05/04/93
5,207,195 07/921,202 05/04/93
5,207,201 07/836,262 05/04/93
5,207,202 07/686,786 05/04/93
5,207,204 07/942,839 05/04/93
5,207,207 07/404,839 05/04/93
5,207,210 07/853,592 05/04/93
5,207,216 07/957,360 05/04/93
5,207,226 07/646,110 05/04/93
5,207,227 07/701,353 05/04/93
5,207,237 07/954,978 05/04/93
5,207,238 07/790,827 05/04/93
5,207,240 07/946,265 05/04/93
5,207,247 07/696,048 05/04/93
5,207,251 07/622,763 05/04/93
5,207,261 07/832,969 05/04/93
5,207,268 07/902,658 05/04/93
5,207,276 07/831,266 05/04/93
5,207,277 07/860,791 05/04/93
5,207,278 07/867,486 05/04/93
5,207,281 07/826,917 05/04/93
5,207,283 07/844,046 05/04/93
5,207,287 07/708,499 05/04/93
5,207,288 07/645,582 05/04/93
5,207,292 07/827,162 05/04/93
5,207,295 07/771,020 05/04/93
5,207,298 07/840,424 05/04/93
5,207,304 07/801,743 05/04/93
5,207,308 07/885,325 05/04/93
5,207,314 07/944,180 05/04/93
5,207,315 07/776,184 05/04/93
5,207,320 07/776,401 05/04/93
5,207,325 07/879,091 05/04/93
5,207,326 07/944,814 05/04/93
5,207,330 07/786,773 05/04/93
5,207,335 07/889,811 05/04/93
5,207,347 07/864,033 05/04/93
5,207,358 07/677,920 05/04/93
5,207,359 07/840,764 05/04/93
5,207,364 07/928,792 05/04/93
5,207,371 07/737,229 05/04/93
5,207,372 07/763,734 05/04/93
5,207,380 07/841,427 05/04/93
5,207,381 07/569,957 05/04/93
5,207,387 07/736,990 05/04/93
5,207,390 07/746,408 05/04/93
5,207,393 07/747,328 05/04/93
5,207,395 07/690,638 05/04/93
5,207,397 07/535,736 05/04/93
5,207,398 07/785,815 05/04/93
5,207,405 07/737,060 05/04/93
5,207,413 07/838,597 05/04/93
5,207,423 07/737,292 05/04/93
5,207,424 07/897,833 05/04/93
5,207,429 07/901,726 05/04/93
5,207,438 07/923,522 05/04/93
5,207,442 07/677,351 05/04/93
5,207,443 07/602,268 05/04/93
5,207,448 07/858,121 05/04/93
5,207,451 07/709,560 05/04/93
5,207,455 07/789,845 05/04/93
5,207,465 07/781,310 05/04/93
5,207,467 07/945,831 05/04/93
5,207,471 07/855,748 05/04/93
5,207,478 07/662,163 05/04/93
5,207,481 07/858,325 05/04/93
5,207,484 07/549,010 05/04/93
5,207,485 07/674,114 05/04/93
5,207,497 07/871,235 05/04/93
5,207,503 07/831,416 05/04/93
5,207,506 07/661,540 05/04/93
5,207,512 07/880,150 05/04/93
5,207,518 07/678,565 05/04/93
5,207,533 07/645,207 05/04/93
5,207,539 07/594,251 05/04/93
5,207,542 07/752,373 05/04/93
5,207,545 07/860,612 05/04/93
5,207,547 07/512,962 05/04/93
5,207,553 07/841,983 05/04/93
5,207,554 07/546,661 05/04/93
5,207,560 07/754,560 05/04/93
5,207,562 07/876,955 05/04/93
5,207,567 07/944,614 05/04/93
5,207,569 07/868,429 05/04/93
5,207,572 07/886,836 05/04/93
5,207,574 07/620,706 05/04/93
5,207,579 07/708,253 05/04/93
5,207,582 07/829,693 05/04/93
5,207,593 07/931,885 05/04/93
5,207,599 07/904,691 05/04/93
5,207,600 07/755,928 05/04/93
5,207,601 07/878,458 05/04/93
5,207,604 07/871,818 05/04/93
5,207,614 07/789,091 05/04/93
5,207,624 07/818,837 05/04/93
5,207,627 07/735,820 05/04/93
5,207,652 07/779,729 05/04/93
5,207,662 07/931,569 05/04/93
5,207,674 07/699,994 05/04/93
5,207,692 07/559,751 05/04/93
5,207,703 07/616,900 05/04/93
5,207,706 07/640,912 05/04/93
5,207,710 07/819,059 05/04/93
5,207,715 07/869,052 05/04/93
5,207,723 07/764,797 05/04/93
5,207,725 07/758,004 05/04/93
5,207,727 07/723,066 05/04/93
5,207,728 07/859,661 05/04/93
5,207,733 07/465,965 05/04/93
5,207,734 07/734,146 05/04/93
5,207,741 07/775,400 05/04/93
5,207,743 07/902,983 05/04/93
5,207,744 07/859,938 05/04/93
5,207,751 07/848,017 05/04/93
5,207,761 07/876,258 05/04/93
5,207,766 07/739,134 05/04/93
5,207,767 07/770,352 05/04/93
5,207,770 07/827,668 05/04/93
5,207,777 07/886,305 05/04/93
5,207,779 07/716,097 05/04/93
5,207,789 07/863,111 05/04/93
5,207,790 07/855,051 05/04/93
5,207,791 07/855,555 05/04/93
5,207,795 07/690,888 05/04/93
5,207,799 07/750,364 05/04/93
5,207,805 07/860,296 05/04/93
5,207,806 07/772,867 05/04/93
5,207,816 07/711,392 05/04/93
5,207,818 07/761,199 05/04/93
5,207,822 07/863,592 05/04/93
5,207,839 07/777,676 05/04/93
5,207,842 07/602,916 05/04/93
5,207,854 07/594,659 05/04/93
5,207,861 07/606,762 05/04/93
5,207,874 07/717,289 05/04/93
5,207,876 07/822,141 05/04/93
5,207,877 07/670,885 05/04/93
5,207,878 07/728,182 05/04/93
5,207,882 07/800,322 05/04/93
5,207,889 07/641,922 05/04/93
5,207,891 07/814,536 05/04/93
5,207,893 07/833,709 05/04/93
5,207,914 07/745,470 05/04/93
5,207,917 07/773,140 05/04/93
5,207,919 07/776,605 05/04/93
5,207,920 07/856,837 05/04/93
5,207,922 07/603,796 05/04/93
5,207,928 07/704,886 05/04/93
5,207,933 07/751,427 05/04/93
5,207,939 07/571,348 05/04/93
5,207,940 07/835,103 05/04/93
5,207,941 07/697,961 05/04/93
5,207,944 07/919,373 05/04/93
5,207,946 07/557,845 05/04/93
5,207,951 07/750,191 05/04/93
5,207,955 07/815,262 05/04/93
5,207,956 07/831,608 05/04/93
5,207,964 07/654,875 05/04/93
5,207,969 07/747,810 05/04/93
5,207,971 07/832,254 05/04/93
5,207,973 07/832,091 05/04/93
5,207,978 07/762,461 05/04/93
5,207,985 07/718,067 05/04/93
5,207,987 07/526,048 05/04/93
5,207,992 07/689,333 05/04/93
5,207,994 07/810,885 05/04/93
5,207,997 07/630,552 05/04/93
5,208,003 07/960,600 05/04/93
5,208,007 07/645,153 05/04/93
5,208,008 07/613,127 05/04/93
5,208,009 07/794,783 05/04/93
5,208,010 07/826,389 05/04/93
5,208,012 07/738,544 05/04/93
5,208,014 07/624,218 05/04/93
5,208,016 07/318,310 05/04/93
5,208,018 07/672,703 05/04/93
5,208,023 07/420,251 05/04/93
5,208,028 07/330,601 05/04/93
5,208,034 07/935,496 05/04/93
5,208,039 07/457,194 05/04/93
5,208,044 07/582,855 05/04/93
5,208,051 07/608,303 05/04/93
5,208,061 07/803,974 05/04/93
5,208,064 07/787,237 05/04/93
5,208,065 07/731,477 05/04/93
5,208,066 07/877,391 05/04/93
5,208,068 07/626,327 05/04/93
5,208,075 07/888,139 05/04/93
5,208,084 07/703,454 05/04/93
5,208,085 07/746,729 05/04/93
5,208,086 07/424,193 05/04/93
5,208,091 07/558,089 05/04/93
5,208,099 07/940,208 05/04/93
5,208,108 07/855,171 05/04/93
5,208,110 07/368,452 05/04/93
5,208,113 07/727,888 05/04/93
5,208,115 07/900,145 05/04/93
5,208,118 07/553,055 05/04/93
5,208,134 07/659,271 05/04/93
5,208,136 07/580,405 05/04/93
5,208,137 07/933,001 05/04/93
5,208,142 07/794,483 05/04/93
5,208,153 07/776,989 05/04/93
5,208,166 07/662,420 05/04/93
5,208,185 07/852,613 05/04/93
5,208,207 07/841,795 05/04/93
5,208,211 07/737,648 05/04/93
5,208,214 07/720,495 05/04/93
5,208,216 07/906,560 05/04/93
5,208,217 07/785,146 05/04/93
5,208,220 07/798,253 05/04/93
5,208,223 07/865,395 05/04/93
5,208,228 07/698,888 05/04/93
5,208,232 07/673,729 05/04/93
5,208,238 07/896,305 05/04/93
5,208,241 07/756,660 05/04/93
5,208,247 07/738,961 05/04/93
5,208,248 07/730,751 05/04/93
5,208,264 07/917,973 05/04/93
5,208,265 07/924,492 05/04/93
5,208,266 07/874,814 05/04/93
5,208,267 07/822,885 05/04/93
5,208,274 07/942,938 05/04/93
5,208,277 07/731,225 05/04/93
5,208,278 07/677,336 05/04/93
5,208,281 07/746,649 05/04/93
5,208,288 07/684,117 05/04/93
5,208,291 07/941,498 05/04/93
5,208,294 07/718,179 05/04/93
5,208,295 07/796,996 05/04/93
5,208,296 07/939,245 05/04/93
5,208,299 07/866,400 05/04/93
5,208,300 07/748,477 05/04/93
5,208,306 07/926,886 05/04/93
5,208,308 07/468,281 05/04/93
5,208,311 07/825,393 05/04/93
5,208,312 07/839,163 05/04/93
5,208,313 07/914,871 05/04/93
5,208,315 07/772,995 05/04/93
5,208,316 07/842,157 05/04/93
5,208,331 07/900,568 05/04/93
5,208,334 07/895,955 05/04/93
5,208,342 07/860,093 05/04/93
5,208,348 07/913,506 05/04/93
5,208,353 07/914,652 05/04/93
5,208,354 07/801,150 05/04/93
5,208,355 07/693,883 05/04/93
5,208,359 07/812,586 05/04/93
5,208,360 07/832,191 05/04/93
5,208,363 07/878,572 05/04/93
5,208,369 07/708,534 05/04/93
5,208,371 07/873,223 05/04/93
5,208,374 07/949,663 05/04/93
5,208,378 07/732,123 05/04/93
5,208,387 07/813,716 05/04/93
5,208,391 07/732,246 05/04/93
5,208,399 07/757,193 05/04/93
5,208,401 07/697,688 05/04/93
5,208,404 07/822,669 05/04/93
5,208,406 07/800,447 05/04/93
5,208,417 07/812,703 05/04/93
5,208,421 07/608,113 05/04/93
5,208,423 07/874,156 05/04/93
5,208,425 07/902,732 05/04/93
5,208,434 07/820,310 05/04/93
5,208,436 07/684,310 05/04/93
5,208,438 07/716,245 05/04/93
5,208,440 07/758,562 05/04/93
5,208,447 07/527,439 05/04/93
5,208,459 07/770,555 05/04/93
5,208,460 07/764,291 05/04/93
5,208,465 07/823,832 05/04/93
5,208,477 07/636,348 05/04/93
5,208,478 07/694,887 05/04/93
5,208,483 07/938,510 05/04/93
5,208,484 07/659,563 05/04/93
5,208,487 07/862,661 05/04/93
5,208,491 07/817,697 05/04/93
5,208,496 07/691,430 05/04/93
5,208,498 07/766,381 05/04/93
5,208,503 07/684,569 05/04/93
5,208,506 07/791,433 05/04/93
5,208,509 07/865,734 05/04/93
5,208,511 07/673,692 05/04/93
5,208,516 07/719,355 05/04/93
5,208,519 07/653,081 05/04/93
5,208,523 07/850,331 05/04/93
5,208,526 07/636,450 05/04/93
5,208,528 07/925,903 05/04/93
5,208,532 07/860,876 05/04/93
5,208,538 07/778,166 05/04/93
5,208,569 07/893,154 05/04/93
5,208,579 07/694,825 05/04/93
5,208,588 07/683,067 05/04/93
5,208,595 07/748,023 05/04/93
5,208,596 07/866,711 05/04/93
5,208,606 07/795,596 05/04/93
5,208,607 07/753,074 05/04/93
5,208,615 07/603,125 05/04/93
5,208,617 07/790,528 05/04/93
5,208,619 07/732,268 05/04/93
5,208,635 07/776,941 05/04/93
5,208,642 07/876,002 05/04/93
5,208,644 07/526,558 05/04/93
5,208,650 07/767,189 05/04/93
5,208,651 07/731,070 05/04/93
5,208,654 07/524,114 05/04/93
5,208,668 07/720,493 05/04/93
5,208,671 07/794,284 05/04/93
5,208,674 07/896,501 05/04/93
5,208,684 07/690,574 05/04/93
5,208,685 07/820,498 05/04/93
5,208,689 07/747,218 05/04/93
5,208,696 07/362,551 05/04/93
5,208,700 07/812,296 05/04/93
5,208,713 07/696,629 05/04/93
5,208,716 07/603,758 05/04/93
5,208,718 07/690,937 05/04/93
5,208,724 07/713,580 05/04/93
5,208,728 07/857,948 05/04/93
5,208,733 07/785,074 05/04/93
5,208,734 07/851,775 05/04/93
5,208,735 07/805,665 05/04/93
5,208,740 07/707,852 05/04/93
5,208,743 07/635,230 05/04/93
5,208,746 07/440,566 05/04/93
5,208,757 07/639,987 05/04/93
5,208,763 07/582,582 05/04/93
5,208,767 07/092,911 05/04/93
5,208,769 07/762,593 05/04/93
5,208,772 06/869,469 05/04/93
5,208,774 07/767,717 05/04/93
5,208,784 07/614,300 05/04/93
5,208,787 07/818,642 05/04/93
5,208,788 07/729,710 05/04/93
5,208,808 07/764,548 05/04/93
5,208,812 07/573,308 05/04/93
5,208,827 07/793,647 05/04/93
5,208,835 07/586,804 05/04/93
5,208,842 07/786,665 05/04/93
5,208,845 07/830,604 05/04/93
5,208,849 07/777,749 05/04/93
5,208,850 07/741,962 05/04/93
5,208,856 07/811,906 05/04/93
5,208,858 07/645,496 05/04/93
5,208,869 07/739,752 05/04/93
5,208,877 07/751,737 05/04/93
5,208,890 07/828,665 05/04/93
5,208,895 07/802,898 05/04/93
5,208,899 07/560,141 05/04/93
5,208,908 07/485,347 05/04/93
5,208,909 07/425,777 05/04/93
PATENTS WHICH EXPIRED ON May 6, 2001
DUE TO FAILURE TO PAY MAINTENANCE FEES
Patent Serial Issue
Number Number Date
5,625,895 08/592,853 05/06/97
5,625,898 08/557,747 05/06/97
5,625,903 08/607,218 05/06/97
5,625,904 08/556,851 05/06/97
5,625,906 08/500,707 05/06/97
5,625,907 08/440,098 05/06/97
5,625,917 08/614,314 05/06/97
5,625,919 08/520,254 05/06/97
5,625,924 08/508,704 05/06/97
5,625,925 08/589,197 05/06/97
5,625,941 08/441,404 05/06/97
5,625,952 08/433,450 05/06/97
5,625,954 08/533,587 05/06/97
5,625,955 08/449,002 05/06/97
5,625,960 08/342,703 05/06/97
5,625,965 08/490,194 05/06/97
5,625,975 08/494,683 05/06/97
5,625,977 08/539,081 05/06/97
5,625,986 08/305,151 05/06/97
5,625,992 08/404,815 05/06/97
5,625,996 08/519,790 05/06/97
5,626,009 08/329,947 05/06/97
5,626,012 08/638,831 05/06/97
5,626,016 08/329,718 05/06/97
5,626,020 08/437,430 05/06/97
5,626,023 08/389,480 05/06/97
5,626,028 08/196,413 05/06/97
5,626,029 08/540,124 05/06/97
5,626,041 08/442,659 05/06/97
5,626,042 08/439,889 05/06/97
5,626,044 08/445,431 05/06/97
5,626,053 08/648,592 05/06/97
5,626,059 08/560,723 05/06/97
5,626,060 08/670,444 05/06/97
5,626,063 08/598,342 05/06/97
5,626,064 08/483,319 05/06/97
5,626,073 08/655,622 05/06/97
5,626,082 08/559,759 05/06/97
5,626,096 08/518,827 05/06/97
5,626,097 08/542,972 05/06/97
5,626,102 08/615,809 05/06/97
5,626,113 08/551,797 05/06/97
5,626,114 08/566,721 05/06/97
5,626,124 08/643,383 05/06/97
5,626,132 08/564,647 05/06/97
5,626,135 08/420,418 05/06/97
5,626,140 08/551,522 05/06/97
5,626,146 08/454,137 05/06/97
5,626,148 08/167,792 05/06/97
5,626,150 08/675,647 05/06/97
5,626,152 08/386,668 05/06/97
5,626,153 08/409,601 05/06/97
5,626,155 08/391,727 05/06/97
5,626,156 08/427,127 05/06/97
5,626,168 08/371,920 05/06/97
5,626,171 08/424,617 05/06/97
5,626,173 08/262,253 05/06/97
5,626,175 08/415,417 05/06/97
5,626,178 08/544,152 05/06/97
5,626,182 08/528,417 05/06/97
5,626,197 08/585,625 05/06/97
5,626,202 08/474,344 05/06/97
5,626,203 08/551,707 05/06/97
5,626,205 08/342,108 05/06/97
5,626,223 08/673,585 05/06/97
5,626,224 08/566,927 05/06/97
5,626,237 08/344,822 05/06/97
5,626,244 08/411,266 05/06/97
5,626,245 08/378,282 05/06/97
5,626,249 08/249,153 05/06/97
5,626,252 08/656,813 05/06/97
5,626,255 08/352,860 05/06/97
5,626,256 08/506,842 05/06/97
5,626,257 08/555,320 05/06/97
5,626,258 08/522,072 05/06/97
5,626,259 08/558,885 05/06/97
5,626,261 08/548,232 05/06/97
5,626,263 08/667,720 05/06/97
5,626,269 08/567,657 05/06/97
5,626,275 08/602,032 05/06/97
5,626,285 08/439,320 05/06/97
5,626,290 08/520,068 05/06/97
5,626,293 08/443,778 05/06/97
5,626,298 08/546,492 05/06/97
5,626,300 08/434,017 05/06/97
5,626,302 08/519,970 05/06/97
5,626,307 08/246,620 05/06/97
5,626,309 08/544,997 05/06/97
5,626,327 08/430,203 05/06/97
5,626,328 08/346,768 05/06/97
5,626,330 08/533,437 05/06/97
5,626,344 08/500,008 05/06/97
5,626,349 08/445,830 05/06/97
5,626,351 08/491,588 05/06/97
5,626,352 08/518,045 05/06/97
5,626,354 08/444,032 05/06/97
5,626,366 08/490,072 05/06/97
5,626,367 08/275,263 05/06/97
5,626,368 08/590,582 05/06/97
5,626,374 08/622,224 05/06/97
5,626,375 08/571,033 05/06/97
5,626,377 08/647,673 05/06/97
5,626,383 08/365,718 05/06/97
5,626,387 08/394,807 05/06/97
5,626,389 08/379,658 05/06/97
5,626,396 08/597,797 05/06/97
5,626,398 08/583,594 05/06/97
5,626,400 08/142,295 05/06/97
5,626,401 08/243,973 05/06/97
5,626,402 08/492,697 05/06/97
5,626,403 08/436,335 05/06/97
5,626,410 08/530,856 05/06/97
5,626,414 08/631,192 05/06/97
5,626,415 08/491,294 05/06/97
5,626,416 08/350,094 05/06/97
5,626,418 08/632,112 05/06/97
5,626,419 08/351,575 05/06/97
5,626,421 08/654,078 05/06/97
5,626,424 08/278,310 05/06/97
5,626,427 08/305,097 05/06/97
5,626,430 08/237,552 05/06/97
5,626,431 08/592,334 05/06/97
5,626,432 08/600,453 05/06/97
5,626,438 08/621,903 05/06/97
5,626,440 08/389,493 05/06/97
5,626,441 08/499,741 05/06/97
5,626,443 08/613,451 05/06/97
5,626,445 08/376,150 05/06/97
5,626,453 08/406,963 05/06/97
5,626,455 08/600,647 05/06/97
5,626,471 08/240,279 05/06/97
5,626,474 08/495,360 05/06/97
5,626,477 08/535,470 05/06/97
5,626,482 08/356,420 05/06/97
5,626,486 08/402,081 05/06/97
5,626,489 08/421,335 05/06/97
5,626,496 08/414,208 05/06/97
5,626,501 08/598,613 05/06/97
5,626,502 08/659,870 05/06/97
5,626,514 08/617,643 05/06/97
5,626,520 08/490,542 05/06/97
5,626,521 08/115,010 05/06/97
5,626,527 08/572,290 05/06/97
5,626,537 08/155,793 05/06/97
5,626,543 08/627,890 05/06/97
5,626,552 08/464,865 05/06/97
5,626,555 08/312,582 05/06/97
5,626,560 08/558,930 05/06/97
5,626,564 08/414,298 05/06/97
5,626,567 08/493,387 05/06/97
5,626,570 08/661,626 05/06/97
5,626,578 08/437,020 05/06/97
5,626,588 08/433,592 05/06/97
5,626,633 08/566,317 05/06/97
5,626,636 08/527,710 05/06/97
5,626,645 08/534,438 05/06/97
5,626,647 08/483,747 05/06/97
5,626,656 08/653,920 05/06/97
5,626,657 08/701,427 05/06/97
5,626,662 08/421,196 05/06/97
5,626,672 08/256,857 05/06/97
5,626,676 08/570,123 05/06/97
5,626,691 08/526,096 05/06/97
5,626,699 08/567,737 05/06/97
5,626,702 08/638,010 05/06/97
5,626,718 08/307,969 05/06/97
5,626,726 08/534,602 05/06/97
5,626,730 08/442,768 05/06/97
5,626,738 08/560,341 05/06/97
5,626,739 08/360,781 05/06/97
5,626,740 08/587,249 05/06/97
5,626,745 08/566,372 05/06/97
5,626,769 08/285,698 05/06/97
5,626,770 08/509,998 05/06/97
5,626,776 08/463,918 05/06/97
5,626,778 08/465,688 05/06/97
5,626,783 08/307,883 05/06/97
5,626,784 08/414,898 05/06/97
5,626,790 08/213,339 05/06/97
5,626,799 08/586,710 05/06/97
5,626,810 08/209,439 05/06/97
5,626,812 08/465,427 05/06/97
5,626,816 08/511,617 05/06/97
5,626,824 08/565,258 05/06/97
5,626,827 08/456,307 05/06/97
5,626,834 07/921,109 05/06/97
5,626,841 08/254,922 05/06/97
5,626,847 07/634,089 05/06/97
5,626,856 08/497,454 05/06/97
5,626,859 08/438,648 05/06/97
5,626,870 08/556,849 05/06/97
5,626,872 08/353,777 05/06/97
5,626,879 08/537,538 05/06/97
5,626,884 08/516,737 05/06/97
5,626,885 08/542,000 05/06/97
5,626,898 08/546,927 05/06/97
5,626,904 08/295,800 05/06/97
5,626,905 08/450,677 05/06/97
5,626,916 08/594,848 05/06/97
5,626,920 08/427,975 05/06/97
5,626,926 08/321,913 05/06/97
5,626,927 08/517,898 05/06/97
5,626,934 08/546,388 05/06/97
5,626,956 08/174,136 05/06/97
5,626,971 08/427,268 05/06/97
5,626,997 08/396,729 05/06/97
5,627,006 08/425,220 05/06/97
5,627,007 08/544,661 05/06/97
5,627,048 08/334,669 05/06/97
5,627,050 08/445,586 05/06/97
5,627,057 08/611,700 05/06/97
5,627,067 08/462,370 05/06/97
5,627,076 08/555,682 05/06/97
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