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 30, 2001
DUE TO FAILURE TO PAY MAINTENANCE FEES
Patent Serial Issue
Number Number Date
4,833,739 07/169,644 05/30/89
4,833,741 07/145,934 05/30/89
4,833,742 07/090,970 05/30/89
4,833,750 07/244,922 05/30/89
4,833,753 07/033,283 05/30/89
4,833,758 07/186,790 05/30/89
4,833,759 07/102,082 05/30/89
4,833,765 07/198,963 05/30/89
4,833,771 07/108,198 05/30/89
4,833,774 07/131,286 05/30/89
4,833,780 07/156,009 05/30/89
4,833,787 07/060,648 05/30/89
4,833,797 07/046,511 05/30/89
4,833,799 07/229,626 05/30/89
4,833,809 07/063,485 05/30/89
4,833,812 07/194,483 05/30/89
4,833,829 07/231,502 05/30/89
4,833,830 07/127,235 05/30/89
4,833,838 07/137,233 05/30/89
4,833,846 07/153,368 05/30/89
4,833,851 07/060,550 05/30/89
4,833,858 07/110,421 05/30/89
4,833,860 07/139,325 05/30/89
4,833,865 07/129,762 05/30/89
4,833,866 07/067,537 05/30/89
4,833,879 07/014,019 05/30/89
4,833,884 07/113,407 05/30/89
4,833,891 07/053,171 05/30/89
4,833,892 07/014,978 05/30/89
4,833,893 07/071,663 05/30/89
4,833,905 07/051,316 05/30/89
4,833,906 07/192,797 05/30/89
4,833,909 07/142,523 05/30/89
4,833,911 07/214,378 05/30/89
4,833,912 07/145,118 05/30/89
4,833,922 07/057,048 05/30/89
4,833,929 07/224,764 05/30/89
4,833,930 07/079,142 05/30/89
4,833,945 06/593,828 05/30/89
4,833,950 07/235,680 05/30/89
4,833,951 07/192,856 05/30/89
4,833,969 07/146,698 05/30/89
4,833,971 07/165,762 05/30/89
4,833,972 07/120,552 05/30/89
4,833,973 07/197,859 05/30/89
4,833,986 07/162,063 05/30/89
4,833,995 06/887,527 05/30/89
4,833,996 07/150,027 05/30/89
4,834,003 07/236,087 05/30/89
4,834,008 07/101,084 05/30/89
4,834,012 07/122,541 05/30/89
4,834,018 07/165,455 05/30/89
4,834,035 07/052,048 05/30/89
4,834,058 06/933,240 05/30/89
4,834,064 07/159,519 05/30/89
4,834,073 07/017,250 05/30/89
4,834,074 07/110,064 05/30/89
4,834,080 07/077,177 05/30/89
4,834,083 07/193,420 05/30/89
4,834,084 06/722,335 05/30/89
4,834,086 07/148,693 05/30/89
4,834,090 07/196,570 05/30/89
4,834,101 07/067,320 05/30/89
4,834,102 07/160,359 05/30/89
4,834,115 07/064,503 05/30/89
4,834,118 06/884,880 05/30/89
4,834,137 07/239,764 05/30/89
4,834,140 07/280,425 05/30/89
4,834,144 07/129,623 05/30/89
4,834,149 07/171,457 05/30/89
4,834,155 07/154,250 05/30/89
4,834,168 07/180,754 05/30/89
4,834,174 07/121,560 05/30/89
4,834,177 07/125,623 05/30/89
4,834,178 07/205,914 05/30/89
4,834,179 07/140,519 05/30/89
4,834,180 06/917,324 05/30/89
4,834,189 07/137,927 05/30/89
4,834,194 07/120,025 05/30/89
4,834,200 07/132,323 05/30/89
4,834,205 07/151,881 05/30/89
4,834,223 07/062,872 05/30/89
4,834,232 07/174,073 05/30/89
4,834,236 07/265,339 05/30/89
4,834,237 07/232,299 05/30/89
4,834,243 07/030,899 05/30/89
4,834,252 07/247,613 05/30/89
4,834,254 06/893,387 05/30/89
4,834,258 07/105,563 05/30/89
4,834,269 06/937,657 05/30/89
4,834,280 07/200,438 05/30/89
4,834,290 07/051,929 05/30/89
4,834,291 07/122,895 05/30/89
4,834,301 07/114,797 05/30/89
4,834,302 07/124,039 05/30/89
4,834,305 07/092,397 05/30/89
4,834,307 07/200,848 05/30/89
4,834,308 07/147,185 05/30/89
4,834,310 07/145,370 05/30/89
4,834,316 07/232,864 05/30/89
4,834,318 07/130,946 05/30/89
4,834,319 07/104,683 05/30/89
4,834,320 07/136,326 05/30/89
4,834,322 07/175,660 05/30/89
4,834,329 07/055,290 05/30/89
4,834,336 07/109,863 05/30/89
4,834,338 07/152,632 05/30/89
4,834,339 07/144,246 05/30/89
4,834,343 07/149,154 05/30/89
4,834,349 07/060,295 05/30/89
4,834,358 07/152,404 05/30/89
4,834,359 07/067,618 05/30/89
4,834,360 07/134,341 05/30/89
4,834,370 07/134,205 05/30/89
4,834,373 07/155,089 05/30/89
4,834,378 07/118,245 05/30/89
4,834,379 07/118,243 05/30/89
4,834,380 07/118,244 05/30/89
4,834,381 07/118,241 05/30/89
4,834,394 07/216,552 05/30/89
4,834,400 07/168,519 05/30/89
4,834,404 07/230,903 05/30/89
4,834,414 07/131,767 05/30/89
4,834,433 07/138,566 05/30/89
4,834,443 07/122,732 05/30/89
4,834,455 07/219,360 05/30/89
4,834,488 06/945,385 05/30/89
4,834,500 07/016,621 05/30/89
4,834,505 07/116,561 05/30/89
4,834,520 07/141,060 05/30/89
4,834,522 07/139,150 05/30/89
4,834,526 07/122,551 05/30/89
4,834,528 06/896,705 05/30/89
4,834,529 06/926,930 05/30/89
4,834,532 06/938,275 05/30/89
4,834,544 07/070,282 05/30/89
4,834,545 06/870,410 05/30/89
4,834,551 07/003,371 05/30/89
4,834,560 07/133,938 05/30/89
4,834,567 06/947,406 05/30/89
4,834,587 07/055,411 05/30/89
4,834,588 07/098,589 05/30/89
4,834,589 07/011,209 05/30/89
4,834,591 07/164,443 05/30/89
4,834,605 07/074,675 05/30/89
4,834,607 07/048,627 05/30/89
4,834,608 07/143,844 05/30/89
4,834,617 07/225,587 05/30/89
4,834,636 07/147,562 05/30/89
4,834,646 07/185,362 05/30/89
4,834,654 07/180,444 05/30/89
4,834,658 07/221,078 05/30/89
4,834,662 07/158,832 05/30/89
4,834,663 07/146,729 05/30/89
4,834,664 07/131,937 05/30/89
4,834,668 07/152,447 05/30/89
4,834,669 07/118,756 05/30/89
4,834,670 07/156,405 05/30/89
4,834,673 07/236,313 05/30/89
4,834,674 07/210,685 05/30/89
4,834,676 07/162,422 05/30/89
4,834,688 07/206,309 05/30/89
4,834,689 07/007,777 05/30/89
4,834,691 07/121,682 05/30/89
4,834,699 07/151,934 05/30/89
4,834,711 07/085,205 05/30/89
4,834,720 07/137,645 05/30/89
4,834,721 07/151,312 05/30/89
4,834,733 07/119,598 05/30/89
4,834,734 07/037,829 05/30/89
4,834,736 07/034,817 05/30/89
4,834,738 07/220,354 05/30/89
4,834,739 07/134,423 05/30/89
4,834,742 07/089,660 05/30/89
4,834,746 06/840,170 05/30/89
4,834,748 07/102,344 05/30/89
4,834,752 07/152,536 05/30/89
4,834,755 06/707,724 05/30/89
4,834,758 07/199,003 05/30/89
4,834,764 07/124,339 05/30/89
4,834,771 06/836,719 05/30/89
4,834,775 07/014,871 05/30/89
4,834,785 07/209,460 05/30/89
4,834,790 06/948,236 05/30/89
4,834,791 07/044,368 05/30/89
4,834,799 07/113,792 05/30/89
4,834,801 07/104,134 05/30/89
4,834,809 07/096,758 05/30/89
4,834,815 07/109,554 05/30/89
4,834,818 07/157,884 05/30/89
4,834,819 07/230,974 05/30/89
4,834,830 07/222,467 05/30/89
4,834,834 07/123,226 05/30/89
4,834,835 07/112,324 05/30/89
4,834,848 07/151,239 05/30/89
4,834,854 07/234,470 05/30/89
4,834,855 07/112,006 05/30/89
4,834,858 07/172,254 05/30/89
4,834,868 07/149,848 05/30/89
4,834,877 07/213,030 05/30/89
4,834,893 07/140,174 05/30/89
4,834,916 07/072,930 05/30/89
4,834,922 06/801,265 05/30/89
4,834,925 07/207,028 05/30/89
4,834,933 06/771,582 05/30/89
4,834,936 07/091,753 05/30/89
4,834,943 07/057,524 05/30/89
4,834,948 07/053,094 05/30/89
4,834,955 07/186,440 05/30/89
4,834,956 07/032,113 05/30/89
4,834,959 06/905,426 05/30/89
4,834,968 07/223,722 05/30/89
4,834,969 07/051,130 05/30/89
4,834,975 06/734,624 05/30/89
4,835,001 07/094,950 05/30/89
4,835,002 07/071,923 05/30/89
4,835,007 07/108,330 05/30/89
4,835,010 07/059,037 05/30/89
4,835,013 07/159,375 05/30/89
4,835,016 07/173,966 05/30/89
4,835,024 07/142,016 05/30/89
4,835,030 07/108,007 05/30/89
4,835,033 07/162,739 05/30/89
4,835,036 06/893,307 05/30/89
4,835,038 07/153,432 05/30/89
4,835,041 07/067,727 05/30/89
4,835,043 06/928,788 05/30/89
4,835,071 07/082,890 05/30/89
4,835,073 07/061,537 05/30/89
4,835,080 07/059,955 05/30/89
4,835,087 07/079,817 05/30/89
4,835,088 07/136,416 05/30/89
4,835,098 06/772,561 05/30/89
4,835,099 06/932,951 05/30/89
4,835,101 06/923,564 05/30/89
4,835,103 06/933,982 05/30/89
4,835,108 07/109,808 05/30/89
4,835,119 07/103,042 05/30/89
4,835,130 07/146,043 05/30/89
4,835,131 07/080,128 05/30/89
4,835,138 07/050,643 05/30/89
4,835,155 07/087,408 05/30/89
4,835,165 07/175,071 05/30/89
4,835,168 07/165,967 05/30/89
4,835,176 07/024,752 05/30/89
4,835,183 06/451,318 05/30/89
4,835,195 07/231,391 05/30/89
4,835,199 07/037,287 05/30/89
4,835,213 07/019,166 05/30/89
4,835,216 07/100,054 05/30/89
4,835,225 07/143,771 05/30/89
4,835,230 07/258,365 05/30/89
4,835,238 07/059,718 05/30/89
4,835,256 07/129,924 05/30/89
4,835,262 07/160,644 05/30/89
4,835,267 07/001,875 05/30/89
4,835,273 07/133,625 05/30/89
4,835,282 07/244,062 05/30/89
4,835,298 06/911,221 05/30/89
4,835,301 07/083,802 05/30/89
4,835,324 07/130,522 05/30/89
4,835,328 07/184,399 05/30/89
4,835,332 07/238,784 05/30/89
4,835,337 07/165,730 05/30/89
4,835,345 07/245,951 05/30/89
4,835,347 07/155,267 05/30/89
4,835,350 07/170,733 05/30/89
4,835,370 07/165,428 05/30/89
4,835,373 07/182,952 05/30/89
4,835,375 07/055,283 05/30/89
4,835,400 07/100,018 05/30/89
4,835,413 07/017,084 05/30/89
4,835,417 07/134,581 05/30/89
4,835,424 07/028,795 05/30/89
4,835,431 07/128,718 05/30/89
4,835,437 07/195,435 05/30/89
4,835,453 07/121,445 05/30/89
4,835,459 06/863,910 05/30/89
4,835,462 07/160,498 05/30/89
4,835,468 07/127,495 05/30/89
4,835,469 07/077,648 05/30/89
4,835,473 07/181,973 05/30/89
4,835,476 06/936,077 05/30/89
4,835,480 06/897,161 05/30/89
4,835,483 07/222,665 05/30/89
4,835,485 07/172,828 05/30/89
4,835,493 07/110,150 05/30/89
4,835,495 07/179,740 05/30/89
4,835,496 07/227,474 05/30/89
4,835,499 07/166,081 05/30/89
4,835,505 06/889,139 05/30/89
4,835,508 07/112,275 05/30/89
4,835,515 07/107,688 05/30/89
4,835,519 07/063,402 05/30/89
4,835,521 07/116,787 05/30/89
4,835,522 07/116,920 05/30/89
4,835,525 07/130,558 05/30/89
4,835,529 07/165,347 05/30/89
4,835,538 07/003,642 05/30/89
4,835,542 07/141,567 05/30/89
4,835,549 07/095,446 05/30/89
4,835,564 07/137,322 05/30/89
4,835,570 07/183,867 05/30/89
4,835,571 07/147,434 05/30/89
4,835,574 07/065,928 05/30/89
4,835,577 07/155,351 05/30/89
4,835,578 07/139,791 05/30/89
4,835,581 07/076,765 05/30/89
4,835,583 06/895,913 05/30/89
4,835,587 07/103,917 05/30/89
4,835,593 06/860,408 05/30/89
4,835,595 07/100,742 05/30/89
4,835,601 07/253,375 05/30/89
4,835,611 07/138,129 05/30/89
4,835,612 07/092,550 05/30/89
4,835,613 07/179,154 05/30/89
4,835,622 07/071,006 05/30/89
4,835,637 07/094,197 05/30/89
4,835,647 07/069,328 05/30/89
4,835,648 06/843,665 05/30/89
4,835,650 07/109,625 05/30/89
4,835,656 07/182,774 05/30/89
4,835,658 07/138,443 05/30/89
4,835,666 07/112,309 05/30/89
4,835,676 07/166,016 05/30/89
4,835,686 06/867,449 05/30/89
4,835,702 07/048,432 05/30/89
4,835,717 07/134,694 05/30/89
4,835,730 07/019,860 05/30/89
4,835,739 07/081,829 05/30/89
4,835,745 07/199,518 05/30/89
4,835,753 07/019,628 05/30/89
4,835,762 06/847,110 05/30/89
4,835,765 07/002,080 05/30/89
4,835,767 07/116,180 05/30/89
4,835,770 07/101,952 05/30/89
4,835,773 06/920,608 05/30/89
4,835,774 07/051,399 05/30/89
4,835,780 07/243,119 05/30/89
4,835,783 07/041,483 05/30/89
4,835,785 07/103,980 05/30/89
4,835,788 07/213,948 05/30/89
4,835,791 07/017,125 05/30/89
4,835,792 07/147,540 05/30/89
PATENTS WHICH EXPIRED ON May 25, 2001
DUE TO FAILURE TO PAY MAINTENANCE FEES
Patent Serial Issue
Number Number Date
5,212,837 07/759,993 05/25/93
5,212,838 07/809,702 05/25/93
5,212,842 07/946,966 05/25/93
5,212,850 07/791,030 05/25/93
5,212,861 07/690,465 05/25/93
5,212,862 07/889,932 05/25/93
5,212,866 07/823,634 05/25/93
5,212,869 07/887,896 05/25/93
5,212,871 07/890,657 05/25/93
5,212,873 07/643,373 05/25/93
5,212,874 07/668,193 05/25/93
5,212,876 07/893,392 05/25/93
5,212,880 07/717,015 05/25/93
5,212,882 07/842,825 05/25/93
5,212,885 07/822,788 05/25/93
5,212,888 07/760,564 05/25/93
5,212,890 07/781,493 05/25/93
5,212,892 07/962,377 05/25/93
5,212,893 07/706,502 05/25/93
5,212,895 07/720,808 05/25/93
5,212,900 07/416,716 05/25/93
5,212,901 07/943,225 05/25/93
5,212,906 07/548,885 05/25/93
5,212,908 07/728,697 05/25/93
5,212,916 07/360,991 05/25/93
5,212,917 07/812,467 05/25/93
5,212,924 07/719,925 05/25/93
5,212,925 07/795,773 05/25/93
5,212,926 07/835,846 05/25/93
5,212,927 07/647,804 05/25/93
5,212,934 07/839,384 05/25/93
5,212,946 07/702,511 05/25/93
5,212,955 07/926,197 05/25/93
5,212,957 07/864,781 05/25/93
5,212,964 07/958,436 05/25/93
5,212,967 07/915,933 05/25/93
5,212,980 07/787,144 05/25/93
5,212,986 07/725,473 05/25/93
5,212,987 07/794,610 05/25/93
5,212,996 07/650,640 05/25/93
5,213,001 07/818,408 05/25/93
5,213,003 07/858,793 05/25/93
5,213,007 07/762,874 05/25/93
5,213,014 07/901,034 05/25/93
5,213,017 07/777,904 05/25/93
5,213,020 07/805,616 05/25/93
5,213,022 07/907,166 05/25/93
5,213,026 07/751,168 05/25/93
5,213,029 07/855,855 05/25/93
5,213,033 07/698,311 05/25/93
5,213,043 07/853,976 05/25/93
5,213,046 07/822,614 05/25/93
5,213,047 07/795,998 05/25/93
5,213,055 07/764,414 05/25/93
5,213,057 07/801,004 05/25/93
5,213,058 07/632,384 05/25/93
5,213,069 07/845,536 05/25/93
5,213,073 07/788,277 05/25/93
5,213,084 07/699,016 05/25/93
5,213,089 07/742,324 05/25/93
5,213,092 07/785,996 05/25/93
5,213,099 07/767,969 05/25/93
5,213,101 07/517,400 05/25/93
5,213,107 07/675,352 05/25/93
5,213,108 07/782,079 05/25/93
5,213,114 07/603,523 05/25/93
5,213,116 07/850,184 05/25/93
5,213,119 06/841,895 05/25/93
5,213,121 07/760,763 05/25/93
5,213,122 07/612,536 05/25/93
5,213,127 07/665,803 05/25/93
5,213,139 07/827,670 05/25/93
5,213,140 07/796,329 05/25/93
5,213,146 07/874,413 05/25/93
5,213,149 07/776,607 05/25/93
5,213,150 07/681,312 05/25/93
5,213,151 07/932,576 05/25/93
5,213,161 07/838,632 05/25/93
5,213,166 07/831,733 05/25/93
5,213,176 07/624,052 05/25/93
5,213,186 07/802,006 05/25/93
5,213,197 07/791,669 05/25/93
5,213,202 07/771,545 05/25/93
5,213,211 07/778,934 05/25/93
5,213,212 07/353,578 05/25/93
5,213,214 07/943,440 05/25/93
5,213,217 07/782,431 05/25/93
5,213,220 07/892,586 05/25/93
5,213,221 07/403,191 05/25/93
5,213,226 07/753,397 05/25/93
5,213,227 07/687,874 05/25/93
5,213,230 07/910,965 05/25/93
5,213,243 07/745,356 05/25/93
5,213,245 07/962,697 05/25/93
5,213,249 07/890,988 05/25/93
5,213,256 07/027,345 05/25/93
5,213,260 07/725,547 05/25/93
5,213,261 07/863,887 05/25/93
5,213,271 07/743,111 05/25/93
5,213,278 07/863,511 05/25/93
5,213,285 07/867,154 05/25/93
5,213,286 07/803,774 05/25/93
5,213,290 07/851,673 05/25/93
5,213,291 07/751,816 05/25/93
5,213,292 07/872,086 05/25/93
5,213,294 07/853,208 05/25/93
5,213,296 07/829,270 05/25/93
5,213,297 07/704,604 05/25/93
5,213,298 07/634,015 05/25/93
5,213,307 07/797,035 05/25/93
5,213,311 07/950,028 05/25/93
5,213,319 07/840,130 05/25/93
5,213,321 07/744,405 05/25/93
5,213,326 07/875,333 05/25/93
5,213,331 07/876,858 05/25/93
5,213,350 07/786,741 05/25/93
5,213,352 07/821,637 05/25/93
5,213,353 07/808,213 05/25/93
5,213,354 07/785,985 05/25/93
5,213,356 07/809,019 05/25/93
5,213,357 07/883,989 05/25/93
5,213,364 07/875,420 05/25/93
5,213,371 07/804,689 05/25/93
5,213,379 07/616,105 05/25/93
5,213,381 07/981,195 05/25/93
5,213,383 07/827,445 05/25/93
5,213,389 07/803,840 05/25/93
5,213,390 07/733,988 05/25/93
5,213,393 07/764,338 05/25/93
5,213,394 07/420,421 05/25/93
5,213,396 07/623,019 05/25/93
5,213,413 07/824,309 05/25/93
5,213,421 07/825,026 05/25/93
5,213,424 07/887,813 05/25/93
5,213,434 07/789,367 05/25/93
5,213,437 07/678,366 05/25/93
5,213,444 07/870,067 05/25/93
5,213,445 07/766,044 05/25/93
5,213,450 07/806,254 05/25/93
5,213,458 07/824,720 05/25/93
5,213,462 07/849,228 05/25/93
5,213,464 07/769,923 05/25/93
5,213,468 07/840,006 05/25/93
5,213,469 07/819,027 05/25/93
5,213,474 07/866,095 05/25/93
5,213,477 07/684,171 05/25/93
5,213,481 07/832,817 05/25/93
5,213,483 07/717,620 05/25/93
5,213,494 07/812,153 05/25/93
5,213,503 07/788,068 05/25/93
5,213,505 07/720,185 05/25/93
5,213,507 07/959,485 05/25/93
5,213,509 07/620,689 05/25/93
5,213,518 07/843,787 05/25/93
5,213,519 07/859,807 05/25/93
5,213,520 07/855,616 05/25/93
5,213,522 07/912,789 05/25/93
5,213,529 07/759,318 05/25/93
5,213,545 07/678,157 05/25/93
5,213,552 07/722,162 05/25/93
5,213,555 07/485,700 05/25/93
5,213,563 07/829,765 05/25/93
5,213,565 07/621,261 05/25/93
5,213,582 07/849,793 05/25/93
5,213,589 07/832,474 05/25/93
5,213,592 07/867,848 05/25/93
5,213,602 07/769,924 05/25/93
5,213,605 07/761,187 05/25/93
5,213,610 07/818,465 05/25/93
5,213,611 07/573,351 05/25/93
5,213,616 07/593,815 05/25/93
5,213,617 07/714,811 05/25/93
5,213,618 07/801,740 05/25/93
5,213,625 07/904,169 05/25/93
5,213,629 07/877,191 05/25/93
5,213,630 07/831,975 05/25/93
5,213,633 07/794,885 05/25/93
5,213,636 07/715,990 05/25/93
5,213,638 07/828,329 05/25/93
5,213,648 07/670,019 05/25/93
5,213,656 07/802,260 05/25/93
5,213,657 07/921,348 05/25/93
5,213,658 07/644,625 05/25/93
5,213,661 07/703,549 05/25/93
5,213,668 07/829,845 05/25/93
5,213,690 07/767,879 05/25/93
5,213,695 07/839,534 05/25/93
5,213,698 07/893,961 05/25/93
5,213,700 07/839,155 05/25/93
5,213,706 07/790,280 05/25/93
5,213,711 07/725,803 05/25/93
5,213,714 07/308,894 05/25/93
5,213,717 07/837,338 05/25/93
5,213,740 07/358,973 05/25/93
5,213,742 07/580,947 05/25/93
5,213,743 07/641,633 05/25/93
5,213,757 07/863,566 05/25/93
5,213,758 07/691,818 05/25/93
5,213,760 07/838,122 05/25/93
5,213,762 07/862,428 05/25/93
5,213,763 07/594,978 05/25/93
5,213,774 07/757,475 05/25/93
5,213,777 07/845,822 05/25/93
5,213,786 07/811,338 05/25/93
5,213,789 07/815,569 05/25/93
5,213,793 07/452,199 05/25/93
5,213,794 07/791,944 05/25/93
5,213,796 07/695,647 05/25/93
5,213,799 07/802,549 05/25/93
5,213,803 07/840,321 05/25/93
5,213,811 07/759,347 05/25/93
5,213,814 07/525,392 05/25/93
5,213,815 07/774,785 05/25/93
5,213,835 07/812,506 05/25/93
5,213,836 07/762,557 05/25/93
5,213,844 07/828,634 05/25/93
5,213,848 07/727,511 05/25/93
5,213,849 07/794,545 05/25/93
5,213,851 07/866,665 05/25/93
5,213,855 07/785,513 05/25/93
5,213,856 07/810,903 05/25/93
5,213,858 07/762,054 05/25/93
5,213,861 07/754,747 05/25/93
5,213,865 07/758,259 05/25/93
5,213,874 07/839,048 05/25/93
5,213,878 07/828,248 05/25/93
5,213,880 07/530,539 05/25/93
5,213,883 07/699,906 05/25/93
5,213,885 07/656,139 05/25/93
5,213,892 07/552,701 05/25/93
5,213,901 07/910,615 05/25/93
5,213,903 07/869,904 05/25/93
5,213,906 07/505,558 05/25/93
5,213,910 07/852,521 05/25/93
5,213,911 07/777,954 05/25/93
5,213,915 07/857,439 05/25/93
5,213,918 07/849,247 05/25/93
5,213,919 07/609,196 05/25/93
5,213,921 07/827,851 05/25/93
5,213,923 07/605,272 05/25/93
5,213,925 07/793,723 05/25/93
5,213,938 07/868,810 05/25/93
5,213,941 07/261,374 05/25/93
5,213,944 07/825,349 05/25/93
5,213,946 07/716,977 05/25/93
5,213,948 07/726,474 05/25/93
5,213,971 07/751,046 05/25/93
5,213,976 07/761,244 05/25/93
5,213,981 07/725,096 05/25/93
5,213,989 07/903,300 05/25/93
5,213,991 07/856,801 05/25/93
5,213,995 07/869,980 05/25/93
5,213,996 07/828,823 05/25/93
5,214,001 07/640,499 05/25/93
5,214,005 07/820,550 05/25/93
5,214,006 07/821,507 05/25/93
5,214,007 07/871,590 05/25/93
5,214,009 07/525,781 05/25/93
5,214,015 07/862,887 05/25/93
5,214,025 07/844,876 05/25/93
5,214,041 07/655,363 05/25/93
5,214,050 07/846,656 05/25/93
5,214,062 07/865,288 05/25/93
5,214,063 07/920,787 05/25/93
5,214,071 07/855,308 05/25/93
5,214,077 07/867,654 05/25/93
5,214,078 07/891,875 05/25/93
5,214,079 07/943,065 05/25/93
5,214,081 07/932,147 05/25/93
5,214,084 07/933,936 05/25/93
5,214,092 07/826,782 05/25/93
5,214,105 07/774,838 05/25/93
5,214,107 07/923,591 05/25/93
5,214,110 07/550,823 05/25/93
5,214,111 07/892,280 05/25/93
5,214,114 07/827,012 05/25/93
5,214,116 07/804,546 05/25/93
5,214,121 07/702,800 05/25/93
5,214,122 07/912,361 05/25/93
5,214,123 07/841,926 05/25/93
5,214,131 07/798,138 05/25/93
5,214,134 07/581,502 05/25/93
5,214,138 07/453,959 05/25/93
5,214,145 07/647,618 05/25/93
5,214,146 07/775,439 05/25/93
5,214,153 07/872,865 05/25/93
5,214,156 07/866,391 05/25/93
5,214,161 07/898,833 05/25/93
5,214,167 07/836,567 05/25/93
5,214,170 07/827,151 05/25/93
5,214,175 07/766,082 05/25/93
5,214,177 07/769,483 05/25/93
5,214,189 07/901,623 05/25/93
5,214,191 07/528,967 05/25/93
5,214,196 07/763,188 05/25/93
5,214,204 07/732,520 05/25/93
5,214,207 07/753,392 05/25/93
5,214,217 07/917,218 05/25/93
5,214,218 07/878,121 05/25/93
5,214,221 07/955,220 05/25/93
5,214,235 07/856,260 05/25/93
5,214,237 07/847,862 05/25/93
5,214,240 07/747,796 05/25/93
5,214,241 07/762,992 05/25/93
5,214,252 07/665,034 05/25/93
5,214,253 07/605,104 05/25/93
5,214,257 07/553,841 05/25/93
5,214,260 07/679,724 05/25/93
5,214,264 07/725,361 05/25/93
5,214,266 07/767,221 05/25/93
5,214,293 07/869,159 05/25/93
5,214,297 07/921,365 05/25/93
5,214,301 07/906,172 05/25/93
5,214,313 07/817,725 05/25/93
5,214,323 07/637,282 05/25/93
5,214,333 07/626,034 05/25/93
5,214,337 07/731,251 05/25/93
5,214,338 07/438,667 05/25/93
5,214,339 07/725,005 05/25/93
5,214,342 07/779,653 05/25/93
5,214,343 07/667,466 05/25/93
5,214,349 07/781,910 05/25/93
5,214,352 07/712,353 05/25/93
5,214,353 07/832,948 05/25/93
5,214,365 07/679,019 05/25/93
5,214,366 07/900,552 05/25/93
5,214,367 07/706,363 05/25/93
5,214,368 07/815,248 05/25/93
5,214,374 07/806,169 05/25/93
5,214,383 07/778,305 05/25/93
5,214,386 07/589,668 05/25/93
5,214,388 07/889,577 05/25/93
5,214,402 07/814,975 05/25/93
5,214,406 07/843,373 05/25/93
5,214,410 07/549,749 05/25/93
5,214,414 07/685,322 05/25/93
5,214,421 07/768,117 05/25/93
5,214,424 07/760,492 05/25/93
5,214,428 07/761,445 05/25/93
5,214,429 07/884,994 05/25/93
5,214,438 07/745,993 05/25/93
5,214,440 07/846,956 05/25/93
5,214,446 07/646,313 05/25/93
5,214,451 07/812,144 05/25/93
5,214,455 07/677,902 05/25/93
5,214,457 07/707,508 05/25/93
5,214,458 07/914,338 05/25/93
5,214,484 07/719,803 05/25/93
5,214,487 07/521,951 05/25/93
5,214,488 07/828,722 05/25/93
5,214,491 07/701,220 05/25/93
5,214,501 07/614,885 05/25/93
5,214,505 07/681,838 05/25/93
5,214,518 07/596,037 05/25/93
5,214,519 07/692,654 05/25/93
5,214,524 07/896,793 05/25/93
5,214,532 07/875,490 05/25/93
5,214,533 07/795,555 05/25/93
5,214,534 07/717,588 05/25/93
5,214,535 07/809,622 05/25/93
5,214,536 07/666,974 05/25/93
5,214,539 07/920,247 05/25/93
5,214,541 07/874,064 05/25/93
5,214,542 07/846,287 05/25/93
5,214,543 07/837,387 05/25/93
5,214,544 07/606,749 05/25/93
5,214,548 07/764,089 05/25/93
5,214,554 07/771,377 05/25/93
5,214,556 07/830,987 05/25/93
5,214,562 07/715,163 05/25/93
5,214,563 07/815,256 05/25/93
5,214,573 07/840,553 05/25/93
5,214,579 07/456,638 05/25/93
5,214,589 07/675,096 05/25/93
5,214,596 07/840,611 05/25/93
5,214,598 07/713,721 05/25/93
5,214,607 07/617,730 05/25/93
5,214,608 07/691,711 05/25/93
5,214,614 07/690,904 05/25/93
5,214,622 07/691,853 05/25/93
5,214,624 07/784,970 05/25/93
5,214,628 07/668,164 05/25/93
5,214,638 07/610,524 05/25/93
5,214,658 07/964,724 05/25/93
5,214,661 07/803,595 05/25/93
5,214,663 07/818,354 05/25/93
5,214,669 07/687,894 05/25/93
5,214,674 07/645,768 05/25/93
5,214,681 07/788,227 05/25/93
5,214,698 07/672,265 05/25/93
5,214,709 07/723,929 05/25/93
5,214,736 07/730,481 05/25/93
5,214,738 07/667,382 05/25/93
5,214,747 07/632,862 05/25/93
5,214,749 07/714,422 05/25/93
5,214,756 07/950,989 05/25/93
5,214,766 07/933,003 05/25/93
5,214,771 07/401,895 05/25/93
5,214,775 07/530,398 05/25/93
5,214,776 07/423,820 05/25/93
5,214,783 07/564,900 05/25/93
5,214,785 07/413,115 05/25/93
5,214,794 07/857,276 05/25/93
5,214,796 07/677,688 05/25/93
PATENTS WHICH EXPIRED ON May 27, 2001
DUE TO FAILURE TO PAY MAINTENANCE FEES
Patent Serial Issue
Number Number Date
5,632,043 08/421,348 05/27/97
5,632,055 08/379,540 05/27/97
5,632,056 08/617,087 05/27/97
5,632,062 08/096,366 05/27/97
5,632,065 08/603,756 05/27/97
5,632,069 08/347,339 05/27/97
5,632,082 08/310,670 05/27/97
5,632,095 08/447,436 05/27/97
5,632,097 08/671,159 05/27/97
5,632,098 08/628,005 05/27/97
5,632,104 08/407,736 05/27/97
5,632,106 08/512,289 05/27/97
5,632,107 08/538,859 05/27/97
5,632,109 08/554,973 05/27/97
5,632,120 08/570,553 05/27/97
5,632,133 08/222,105 05/27/97
5,632,135 08/494,447 05/27/97
5,632,137 08/350,616 05/27/97
5,632,140 08/521,664 05/27/97
5,632,147 08/629,835 05/27/97
5,632,150 08/480,181 05/27/97
5,632,160 08/518,552 05/27/97
5,632,163 08/357,081 05/27/97
5,632,164 08/590,609 05/27/97
5,632,174 08/511,545 05/27/97
5,632,175 08/549,656 05/27/97
5,632,194 08/740,555 05/27/97
5,632,197 08/587,559 05/27/97
5,632,198 08/683,258 05/27/97
5,632,199 08/562,572 05/27/97
5,632,202 08/453,922 05/27/97
5,632,203 08/490,156 05/27/97
5,632,211 08/388,905 05/27/97
5,632,213 08/661,560 05/27/97
5,632,214 08/468,714 05/27/97
5,632,218 08/695,843 05/27/97
5,632,219 08/587,807 05/27/97
5,632,223 08/339,561 05/27/97
5,632,227 08/428,465 05/27/97
5,632,228 08/546,528 05/27/97
5,632,232 08/376,754 05/27/97
5,632,234 08/515,687 05/27/97
5,632,235 08/676,942 05/27/97
5,632,237 08/511,953 05/27/97
5,632,245 08/617,803 05/27/97
5,632,248 08/468,702 05/27/97
5,632,256 08/606,093 05/27/97
5,632,257 08/603,146 05/27/97
5,632,264 08/486,833 05/27/97
5,632,265 08/456,363 05/27/97
5,632,283 08/514,776 05/27/97
5,632,287 08/567,392 05/27/97
5,632,291 08/488,168 05/27/97
5,632,295 08/351,352 05/27/97
5,632,296 08/410,743 05/27/97
5,632,302 08/577,692 05/27/97
5,632,305 08/511,699 05/27/97
5,632,308 08/414,414 05/27/97
5,632,309 08/573,473 05/27/97
5,632,321 08/606,331 05/27/97
5,632,331 08/305,783 05/27/97
5,632,335 08/541,367 05/27/97
5,632,345 08/639,443 05/27/97
5,632,346 08/510,843 05/27/97
5,632,355 08/487,954 05/27/97
5,632,356 08/508,798 05/27/97
5,632,370 08/401,724 05/27/97
5,632,374 08/568,819 05/27/97
5,632,381 08/441,231 05/27/97
5,632,384 08/419,402 05/27/97
5,632,387 08/328,658 05/27/97
5,632,394 08/442,410 05/27/97
5,632,395 08/388,807 05/27/97
5,632,398 08/635,036 05/27/97
5,632,401 08/645,296 05/27/97
5,632,403 08/420,733 05/27/97
5,632,405 08/397,575 05/27/97
5,632,409 08/546,415 05/27/97
5,632,414 08/566,117 05/27/97
5,632,419 08/394,178 05/27/97
5,632,421 08/498,672 05/27/97
5,632,425 08/503,309 05/27/97
5,632,429 08/396,910 05/27/97
5,632,431 08/559,115 05/27/97
5,632,441 08/613,689 05/27/97
5,632,443 08/662,087 05/27/97
5,632,446 08/487,415 05/27/97
5,632,457 08/354,405 05/27/97
5,632,458 08/303,658 05/27/97
5,632,459 08/374,683 05/27/97
5,632,462 08/588,399 05/27/97
5,632,464 08/523,347 05/27/97
5,632,482 08/547,958 05/27/97
5,632,484 08/296,684 05/27/97
5,632,486 08/593,518 05/27/97
5,632,487 08/609,719 05/27/97
5,632,488 08/508,633 05/27/97
5,632,489 08/582,553 05/27/97
5,632,490 08/564,679 05/27/97
5,632,491 08/620,415 05/27/97
5,632,493 08/434,543 05/27/97
5,632,495 08/639,095 05/27/97
5,632,499 08/470,338 05/27/97
5,632,500 08/605,303 05/27/97
5,632,501 08/489,386 05/27/97
5,632,518 08/636,991 05/27/97
5,632,519 08/595,646 05/27/97
5,632,539 08/474,255 05/27/97
5,632,540 08/561,836 05/27/97
5,632,549 08/503,878 05/27/97
5,632,562 08/548,905 05/27/97
5,632,565 08/524,487 05/27/97
5,632,570 08/502,936 05/27/97
5,632,575 08/298,392 05/27/97
5,632,580 08/414,885 05/27/97
5,632,583 08/503,775 05/27/97
5,632,586 08/513,267 05/27/97
5,632,591 08/258,673 05/27/97
5,632,601 08/615,884 05/27/97
5,632,615 08/570,593 05/27/97
5,632,621 08/516,027 05/27/97
5,632,626 08/583,396 05/27/97
5,632,627 08/526,230 05/27/97
5,632,628 08/372,576 05/27/97
5,632,632 08/314,873 05/27/97
5,632,637 08/304,665 05/27/97
5,632,644 08/582,116 05/27/97
5,632,645 08/694,037 05/27/97
5,632,646 08/557,878 05/27/97
5,632,655 08/408,674 05/27/97
5,632,675 08/537,901 05/27/97
5,632,678 08/654,223 05/27/97
5,632,679 08/351,792 05/27/97
5,632,680 08/512,885 05/27/97
5,632,683 08/680,707 05/27/97
5,632,688 08/676,033 05/27/97
5,632,690 08/522,073 05/27/97
5,632,694 08/614,109 05/27/97
5,632,695 08/393,061 05/27/97
5,632,705 08/428,208 05/27/97
5,632,763 08/588,513 05/27/97
5,632,774 08/645,749 05/27/97
5,632,776 08/290,171 05/27/97
5,632,779 08/467,457 05/27/97
5,632,780 08/544,228 05/27/97
5,632,784 08/691,039 05/27/97
5,632,786 08/528,119 05/27/97
5,632,800 08/550,178 05/27/97
5,632,802 08/398,646 05/27/97
5,632,804 08/387,747 05/27/97
5,632,805 08/463,576 05/27/97
5,632,823 08/593,468 05/27/97
5,632,828 08/588,347 05/27/97
5,632,844 08/250,071 05/27/97
5,632,853 08/427,857 05/27/97
5,632,856 08/283,505 05/27/97
5,632,859 07/710,071 05/27/97
5,632,864 08/499,031 05/27/97
5,632,883 08/545,848 05/27/97
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