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 August 22, 2001
DUE TO FAILURE TO PAY MAINTENANCE FEES
Patent Serial Issue
Number Number Date
4,858,248 07/152,758 08/22/89
4,858,267 07/169,909 08/22/89
4,858,281 07/181,394 08/22/89
4,858,283 07/227,425 08/22/89
4,858,287 07/197,527 08/22/89
4,858,305 07/202,892 08/22/89
4,858,313 07/205,211 08/22/89
4,858,315 07/191,358 08/22/89
4,858,321 07/164,015 08/22/89
4,858,335 07/116,761 08/22/89
4,858,337 07/114,604 08/22/89
4,858,342 07/199,470 08/22/89
4,858,345 07/261,960 08/22/89
4,858,346 07/089,775 08/22/89
4,858,347 07/185,983 08/22/89
4,858,354 07/023,483 08/22/89
4,858,356 07/218,499 08/22/89
4,858,367 07/163,303 08/22/89
4,858,371 07/234,576 08/22/89
4,858,375 07/332,536 08/22/89
4,858,378 07/151,014 08/22/89
4,858,381 07/145,214 08/22/89
4,858,383 07/217,334 08/22/89
4,858,384 07/194,428 08/22/89
4,858,389 07/069,827 08/22/89
4,858,392 07/183,913 08/22/89
4,858,396 07/207,470 08/22/89
4,858,403 07/200,708 08/22/89
4,858,414 07/137,064 08/22/89
4,858,434 06/619,632 08/22/89
4,858,443 07/178,372 08/22/89
4,858,461 07/102,441 08/22/89
4,858,470 07/172,139 08/22/89
4,858,474 07/141,179 08/22/89
4,858,475 07/054,021 08/22/89
4,858,485 07/226,870 08/22/89
4,858,492 07/197,643 08/22/89
4,858,494 07/189,336 08/22/89
4,858,522 07/260,062 08/22/89
4,858,526 07/166,019 08/22/89
4,858,531 07/081,246 08/22/89
4,858,544 07/328,806 08/22/89
4,858,546 07/256,334 08/22/89
4,858,560 07/137,809 08/22/89
4,858,578 06/631,067 08/22/89
4,858,580 07/198,745 08/22/89
4,858,590 07/166,541 08/22/89
4,858,595 07/254,109 08/22/89
4,858,598 07/099,541 08/22/89
4,858,599 07/206,602 08/22/89
4,858,600 07/113,305 08/22/89
4,858,605 07/170,709 08/22/89
4,858,606 07/104,888 08/22/89
4,858,607 07/108,950 08/22/89
4,858,615 07/227,435 08/22/89
4,858,619 07/067,984 08/22/89
4,858,620 07/096,667 08/22/89
4,858,624 07/159,846 08/22/89
4,858,626 07/134,238 08/22/89
4,858,642 07/147,790 08/22/89
4,858,647 07/037,813 08/22/89
4,858,671 07/183,622 08/22/89
4,858,674 07/083,941 08/22/89
4,858,678 07/201,774 08/22/89
4,858,679 07/302,404 08/22/89
4,858,682 07/120,536 08/22/89
4,858,688 07/211,567 08/22/89
4,858,689 07/179,663 08/22/89
4,858,692 07/168,983 08/22/89
4,858,697 07/164,449 08/22/89
4,858,698 07/207,137 08/22/89
4,858,709 07/257,814 08/22/89
4,858,710 07/237,484 08/22/89
4,858,712 07/237,041 08/22/89
4,858,718 07/038,327 08/22/89
4,858,720 07/120,437 08/22/89
4,858,726 07/237,923 08/22/89
4,858,733 07/138,114 08/22/89
4,858,738 06/704,132 08/22/89
4,858,739 07/225,363 08/22/89
4,858,745 07/212,896 08/22/89
4,858,758 07/284,783 08/22/89
4,858,762 07/312,550 08/22/89
4,858,768 06/892,983 08/22/89
4,858,770 07/054,770 08/22/89
4,858,774 07/174,853 08/22/89
4,858,781 07/231,513 08/22/89
4,858,785 07/164,454 08/22/89
4,858,798 07/161,824 08/22/89
4,858,800 07/169,155 08/22/89
4,858,804 07/141,295 08/22/89
4,858,818 07/228,132 08/22/89
4,858,824 07/053,351 08/22/89
4,858,829 06/582,763 08/22/89
4,858,840 07/179,224 08/22/89
4,858,850 07/071,631 08/22/89
4,858,876 07/187,439 08/22/89
4,858,891 07/251,914 08/22/89
4,858,899 06/923,483 08/22/89
4,858,910 07/146,966 08/22/89
4,858,915 06/882,165 08/22/89
4,858,918 06/843,558 08/22/89
4,858,920 07/231,265 08/22/89
4,858,921 07/230,728 08/22/89
4,858,929 07/197,662 08/22/89
4,858,936 07/154,426 08/22/89
4,858,944 07/245,273 08/22/89
4,858,949 07/123,582 08/22/89
4,858,951 07/190,479 08/22/89
4,858,954 07/208,536 08/22/89
4,858,955 07/185,142 08/22/89
4,858,956 07/247,999 08/22/89
4,858,967 07/180,546 08/22/89
4,858,975 07/258,512 08/22/89
4,858,976 07/187,221 08/22/89
4,858,978 07/154,636 08/22/89
4,858,980 07/235,255 08/22/89
4,858,983 07/177,055 08/22/89
4,858,988 07/183,696 08/22/89
4,858,991 07/129,373 08/22/89
4,858,992 07/156,328 08/22/89
4,858,994 07/201,892 08/22/89
4,859,009 07/211,565 08/22/89
4,859,039 06/797,024 08/22/89
4,859,044 07/149,587 08/22/89
4,859,045 07/126,124 08/22/89
4,859,047 07/170,167 08/22/89
4,859,052 07/268,629 08/22/89
4,859,069 07/193,007 08/22/89
4,859,077 07/087,254 08/22/89
4,859,080 07/223,448 08/22/89
4,859,090 07/236,474 08/22/89
4,859,094 07/128,380 08/22/89
4,859,107 07/127,870 08/22/89
4,859,113 07/220,156 08/22/89
4,859,114 07/173,171 08/22/89
4,859,122 07/205,048 08/22/89
4,859,123 07/107,431 08/22/89
4,859,124 07/220,126 08/22/89
4,859,129 07/134,378 08/22/89
4,859,139 07/162,387 08/22/89
4,859,140 06/874,801 08/22/89
4,859,141 07/092,666 08/22/89
4,859,142 07/150,866 08/22/89
4,859,146 07/177,599 08/22/89
4,859,151 07/145,385 08/22/89
4,859,155 07/112,536 08/22/89
4,859,158 07/121,663 08/22/89
4,859,164 07/125,324 08/22/89
4,859,165 07/290,459 08/22/89
4,859,167 07/190,133 08/22/89
4,859,172 07/196,171 08/22/89
4,859,177 07/293,546 08/22/89
4,859,182 07/118,170 08/22/89
4,859,184 07/098,808 08/22/89
4,859,198 07/236,486 08/22/89
4,859,202 07/187,132 08/22/89
4,859,206 07/160,964 08/22/89
4,859,218 07/062,469 08/22/89
4,859,226 07/231,340 08/22/89
4,859,227 07/303,780 08/22/89
4,859,234 07/095,788 08/22/89
4,859,237 07/140,701 08/22/89
4,859,239 07/287,183 08/22/89
4,859,240 07/058,831 08/22/89
4,859,244 07/216,152 08/22/89
4,859,257 07/253,898 08/22/89
4,859,260 07/119,646 08/22/89
4,859,261 07/192,660 08/22/89
4,859,269 07/237,755 08/22/89
4,859,275 07/181,671 08/22/89
4,859,288 07/273,113 08/22/89
4,859,314 07/056,762 08/22/89
4,859,315 07/116,886 08/22/89
4,859,317 07/151,011 08/22/89
4,859,329 07/144,412 08/22/89
4,859,339 07/154,777 08/22/89
4,859,340 07/186,695 08/22/89
4,859,341 06/939,092 08/22/89
4,859,342 07/217,878 08/22/89
4,859,345 07/236,734 08/22/89
4,859,346 07/208,308 08/22/89
4,859,347 07/273,407 08/22/89
4,859,348 07/218,473 08/22/89
4,859,364 07/199,843 08/22/89
4,859,367 07/104,190 08/22/89
4,859,370 07/088,802 08/22/89
4,859,371 07/043,868 08/22/89
4,859,373 07/148,867 08/22/89
4,859,376 07/067,803 08/22/89
4,859,381 07/105,428 08/22/89
4,859,382 07/105,427 08/22/89
4,859,395 06/889,213 08/22/89
4,859,401 06/896,256 08/22/89
4,859,406 07/128,103 08/22/89
4,859,407 07/151,903 08/22/89
4,859,414 07/183,222 08/22/89
4,859,421 07/065,424 08/22/89
4,859,424 07/115,737 08/22/89
4,859,425 07/054,743 08/22/89
4,859,440 07/233,039 08/22/89
4,859,446 06/943,443 08/22/89
4,859,467 06/911,608 08/22/89
4,859,474 07/101,564 08/22/89
4,859,482 07/248,264 08/22/89
4,859,496 07/091,971 08/22/89
4,859,499 06/821,365 08/22/89
4,859,505 07/032,248 08/22/89
4,859,506 07/212,875 08/22/89
4,859,513 07/191,337 08/22/89
4,859,514 07/062,532 08/22/89
4,859,536 07/143,481 08/22/89
4,859,537 07/226,316 08/22/89
4,859,538 06/933,034 08/22/89
4,859,541 07/020,528 08/22/89
4,859,545 07/190,431 08/22/89
4,859,557 07/160,254 08/22/89
4,859,563 07/023,689 08/22/89
4,859,565 07/186,757 08/22/89
4,859,566 07/228,180 08/22/89
4,859,570 07/275,956 08/22/89
4,859,574 07/169,249 08/22/89
4,859,575 07/236,321 08/22/89
4,859,582 06/701,324 08/22/89
4,859,588 07/190,624 08/22/89
4,859,599 06/877,581 08/22/89
4,859,602 06/774,140 08/22/89
4,859,610 06/906,663 08/22/89
4,859,613 06/929,937 08/22/89
4,859,614 07/126,514 08/22/89
4,859,615 07/120,694 08/22/89
4,859,640 06/896,157 08/22/89
4,859,656 06/908,019 08/22/89
4,859,657 07/068,692 08/22/89
4,859,659 07/012,910 08/22/89
4,859,662 07/281,031 08/22/89
4,859,669 07/137,300 08/22/89
4,859,675 07/207,375 08/22/89
4,859,677 07/039,511 08/22/89
4,859,679 07/221,167 08/22/89
4,859,688 07/031,746 08/22/89
4,859,690 06/934,212 08/22/89
4,859,691 07/071,124 08/22/89
4,859,694 07/154,787 08/22/89
4,859,714 07/287,129 08/22/89
4,859,717 07/093,274 08/22/89
4,859,718 07/175,868 08/22/89
4,859,724 07/198,269 08/22/89
4,859,743 07/209,716 08/22/89
4,859,744 07/164,806 08/22/89
4,859,747 07/198,154 08/22/89
4,859,750 06/898,514 08/22/89
4,859,760 07/129,514 08/22/89
4,859,783 07/106,303 08/22/89
4,859,788 07/178,476 08/22/89
4,859,792 07/168,564 08/22/89
4,859,794 07/128,167 08/22/89
4,859,796 06/935,352 08/22/89
4,859,800 07/045,197 08/22/89
4,859,802 07/163,929 08/22/89
4,859,804 07/196,403 08/22/89
4,859,813 07/093,483 08/22/89
4,859,820 07/175,974 08/22/89
4,859,823 07/245,918 08/22/89
4,859,834 07/207,188 08/22/89
4,859,835 07/159,675 08/22/89
4,859,851 06/512,440 08/22/89
4,859,854 07/197,496 08/22/89
4,859,855 06/931,539 08/22/89
4,859,861 07/194,614 08/22/89
4,859,863 07/142,800 08/22/89
4,859,864 07/046,957 08/22/89
4,859,880 07/207,481 08/22/89
4,859,883 07/130,367 08/22/89
4,859,884 07/216,538 08/22/89
4,859,887 07/082,920 08/22/89
4,859,907 07/028,536 08/22/89
4,859,915 07/191,300 08/22/89
4,859,916 07/200,106 08/22/89
4,859,922 07/015,290 08/22/89
4,859,930 07/193,376 08/22/89
4,859,933 07/211,517 08/22/89
4,859,935 07/263,147 08/22/89
4,859,944 07/089,148 08/22/89
4,859,949 07/148,713 08/22/89
4,859,950 07/194,975 08/22/89
4,859,954 07/256,171 08/22/89
4,859,965 07/316,358 08/22/89
4,859,969 06/509,269 08/22/89
4,859,973 07/327,931 08/22/89
4,859,975 07/139,251 08/22/89
4,859,976 07/326,715 08/22/89
4,859,977 07/262,986 08/22/89
4,859,980 07/205,965 08/22/89
4,859,983 07/208,865 08/22/89
4,859,989 07/126,670 08/22/89
4,859,997 07/132,563 08/22/89
4,859,999 06/887,652 08/22/89
4,860,000 07/270,457 08/22/89
4,860,006 07/274,655 08/22/89
4,860,010 07/066,960 08/22/89
4,860,013 07/176,958 08/22/89
4,860,020 07/044,381 08/22/89
4,860,044 06/910,391 08/22/89
4,860,054 07/161,094 08/22/89
4,860,058 07/149,815 08/22/89
4,860,084 07/293,570 08/22/89
4,860,096 07/222,401 08/22/89
4,860,102 07/192,851 08/22/89
4,860,104 07/209,929 08/22/89
4,860,112 07/125,525 08/22/89
4,860,114 07/122,697 08/22/89
4,860,117 07/150,297 08/22/89
4,860,121 07/169,669 08/22/89
4,860,126 07/130,280 08/22/89
4,860,140 07/183,338 08/22/89
4,860,150 07/183,227 08/22/89
4,860,151 07/247,007 08/22/89
4,860,161 07/187,663 08/22/89
4,860,172 07/145,460 08/22/89
4,860,178 07/167,492 08/22/89
4,860,179 07/195,235 08/22/89
4,860,190 06/902,674 08/22/89
4,860,203 06/908,436 08/22/89
4,860,220 07/030,046 08/22/89
4,860,221 06/897,305 08/22/89
4,860,223 07/100,791 08/22/89
4,860,224 06/866,062 08/22/89
4,860,230 07/099,706 08/22/89
4,860,232 07/041,773 08/22/89
4,860,236 07/112,118 08/22/89
4,860,238 07/007,710 08/22/89
4,860,239 07/084,521 08/22/89
4,860,250 07/056,133 08/22/89
4,860,282 07/289,436 08/22/89
4,860,289 07/110,354 08/22/89
4,860,299 07/195,069 08/22/89
4,860,304 07/151,396 08/22/89
4,860,307 07/106,420 08/22/89
4,860,310 07/164,620 08/22/89
4,860,314 07/084,658 08/22/89
4,860,319 07/078,045 08/22/89
4,860,320 07/287,052 08/22/89
4,860,323 07/213,074 08/22/89
4,860,332 07/221,062 08/22/89
4,860,333 07/024,749 08/22/89
4,860,337 07/213,866 08/22/89
4,860,340 07/030,502 08/22/89
4,860,341 07/310,499 08/22/89
4,860,343 07/190,361 08/22/89
4,860,344 07/195,412 08/22/89
4,860,351 06/927,298 08/22/89
4,860,358 07/134,491 08/22/89
4,860,369 07/036,340 08/22/89
4,860,375 06/837,770 08/22/89
4,860,376 07/164,347 08/22/89
PATENTS WHICH EXPIRED ON August 17, 2001
DUE TO FAILURE TO PAY MAINTENANCE FEES
Patent Serial Issue
Number Number Date
5,235,709 07/718,011 08/17/93
5,235,710 07/690,163 08/17/93
5,235,711 07/884,468 08/17/93
5,235,719 07/922,864 08/17/93
5,235,720 07/792,601 08/17/93
5,235,724 07/756,535 08/17/93
5,235,731 07/858,023 08/17/93
5,235,739 07/827,059 08/17/93
5,235,740 07/673,906 08/17/93
5,235,746 07/853,568 08/17/93
5,235,754 07/964,749 08/17/93
5,235,758 07/944,535 08/17/93
5,235,762 07/839,598 08/17/93
5,235,764 07/847,162 08/17/93
5,235,773 07/986,353 08/17/93
5,235,774 07/891,786 08/17/93
5,235,781 07/628,105 08/17/93
5,235,782 07/799,395 08/17/93
5,235,787 07/911,459 08/17/93
5,235,791 07/875,687 08/17/93
5,235,792 07/960,501 08/17/93
5,235,796 07/856,083 08/17/93
5,235,799 07/853,264 08/17/93
5,235,807 07/903,474 08/17/93
5,235,808 07/865,529 08/17/93
5,235,813 07/632,861 08/17/93
5,235,814 07/989,727 08/17/93
5,235,818 07/961,350 08/17/93
5,235,820 07/794,022 08/17/93
5,235,837 07/984,595 08/17/93
5,235,839 07/921,166 08/17/93
5,235,842 07/928,398 08/17/93
5,235,849 07/772,480 08/17/93
5,235,853 07/888,961 08/17/93
5,235,859 07/730,673 08/17/93
5,235,860 07/811,456 08/17/93
5,235,865 07/926,401 08/17/93
5,235,870 07/822,801 08/17/93
5,235,873 07/755,517 08/17/93
5,235,879 07/803,413 08/17/93
5,235,881 07/873,120 08/17/93
5,235,890 07/920,072 08/17/93
5,235,896 07/853,245 08/17/93
5,235,902 07/870,315 08/17/93
5,235,906 07/992,729 08/17/93
5,235,908 07/995,360 08/17/93
5,235,920 07/773,701 08/17/93
5,235,923 07/868,809 08/17/93
5,235,926 07/894,109 08/17/93
5,235,929 07/921,918 08/17/93
5,235,931 07/916,758 08/17/93
5,235,934 07/569,430 08/17/93
5,235,935 07/902,080 08/17/93
5,235,937 07/886,002 08/17/93
5,235,938 07/889,266 08/17/93
5,235,943 07/898,028 08/17/93
5,235,945 07/811,538 08/17/93
5,235,948 07/916,702 08/17/93
5,235,950 07/741,532 08/17/93
5,235,951 07/958,744 08/17/93
5,235,954 07/911,117 08/17/93
5,235,963 07/926,938 08/17/93
5,235,964 07/803,158 08/17/93
5,235,966 07/779,361 08/17/93
5,235,968 07/827,453 08/17/93
5,235,975 07/819,907 08/17/93
5,235,983 07/846,336 08/17/93
5,235,992 07/800,680 08/17/93
5,236,000 07/956,946 08/17/93
5,236,010 07/886,373 08/17/93
5,236,012 08/001,158 08/17/93
5,236,018 07/935,135 08/17/93
5,236,019 07/910,713 08/17/93
5,236,021 07/812,464 08/17/93
5,236,034 07/851,642 08/17/93
5,236,042 07/837,928 08/17/93
5,236,043 07/933,691 08/17/93
5,236,046 07/642,937 08/17/93
5,236,055 07/728,713 08/17/93
5,236,060 07/872,290 08/17/93
5,236,061 07/689,269 08/17/93
5,236,063 07/843,000 08/17/93
5,236,065 07/870,046 08/17/93
5,236,069 07/907,641 08/17/93
5,236,071 07/559,343 08/17/93
5,236,074 07/852,190 08/17/93
5,236,081 07/830,325 08/17/93
5,236,090 07/931,905 08/17/93
5,236,092 07/908,577 08/17/93
5,236,093 07/975,771 08/17/93
5,236,102 07/812,116 08/17/93
5,236,106 07/859,081 08/17/93
5,236,107 07/947,838 08/17/93
5,236,119 07/971,561 08/17/93
5,236,120 07/848,956 08/17/93
5,236,124 07/838,296 08/17/93
5,236,128 07/511,771 08/17/93
5,236,133 07/982,513 08/17/93
5,236,139 07/926,515 08/17/93
5,236,145 07/834,873 08/17/93
5,236,146 07/868,651 08/17/93
5,236,150 07/798,529 08/17/93
5,236,156 07/859,821 08/17/93
5,236,168 07/830,178 08/17/93
5,236,177 07/850,425 08/17/93
5,236,179 07/944,111 08/17/93
5,236,182 07/798,080 08/17/93
5,236,186 07/979,748 08/17/93
5,236,193 07/982,568 08/17/93
5,236,206 07/956,048 08/17/93
5,236,209 07/805,293 08/17/93
5,236,217 07/592,273 08/17/93
5,236,219 07/819,328 08/17/93
5,236,222 07/899,760 08/17/93
5,236,231 07/713,551 08/17/93
5,236,237 07/871,001 08/17/93
5,236,238 07/760,511 08/17/93
5,236,241 07/902,583 08/17/93
5,236,242 07/935,790 08/17/93
5,236,252 07/809,463 08/17/93
5,236,255 07/777,610 08/17/93
5,236,263 07/957,878 08/17/93
5,236,272 07/708,428 08/17/93
5,236,277 07/900,658 08/17/93
5,236,278 07/880,181 08/17/93
5,236,284 07/838,797 08/17/93
5,236,288 07/985,962 08/17/93
5,236,291 07/937,016 08/17/93
5,236,292 07/721,241 08/17/93
5,236,296 07/823,176 08/17/93
5,236,305 07/890,370 08/17/93
5,236,308 07/900,921 08/17/93
5,236,317 07/765,670 08/17/93
5,236,327 07/869,735 08/17/93
5,236,331 07/857,160 08/17/93
5,236,334 07/807,498 08/17/93
5,236,336 07/802,568 08/17/93
5,236,346 07/768,315 08/17/93
5,236,348 07/957,313 08/17/93
5,236,354 07/672,067 08/17/93
5,236,360 07/917,285 08/17/93
5,236,366 07/889,034 08/17/93
5,236,369 07/924,196 08/17/93
5,236,375 07/929,036 08/17/93
5,236,379 07/787,381 08/17/93
5,236,386 07/892,968 08/17/93
5,236,389 07/878,870 08/17/93
5,236,392 07/846,789 08/17/93
5,236,396 07/916,178 08/17/93
5,236,397 07/695,347 08/17/93
5,236,403 07/930,724 08/17/93
5,236,405 07/939,658 08/17/93
5,236,408 07/917,574 08/17/93
5,236,410 07/667,282 08/17/93
5,236,415 07/843,535 08/17/93
5,236,432 07/934,713 08/17/93
5,236,452 07/795,550 08/17/93
5,236,458 07/933,897 08/17/93
5,236,461 07/673,790 08/17/93
5,236,462 07/689,500 08/17/93
5,236,465 07/740,423 08/17/93
5,236,468 07/854,126 08/17/93
5,236,471 07/899,719 08/17/93
5,236,473 07/973,884 08/17/93
5,236,474 07/942,679 08/17/93
5,236,484 07/793,358 08/17/93
5,236,485 07/871,563 08/17/93
5,236,490 07/838,884 08/17/93
5,236,491 07/967,811 08/17/93
5,236,492 07/921,534 08/17/93
5,236,497 07/917,910 08/17/93
5,236,501 07/404,234 08/17/93
5,236,502 07/701,212 08/17/93
5,236,506 07/906,264 08/17/93
5,236,509 07/832,019 08/17/93
5,236,510 07/829,604 08/17/93
5,236,514 07/785,145 08/17/93
5,236,530 07/875,406 08/17/93
5,236,533 07/777,722 08/17/93
5,236,536 07/964,840 08/17/93
5,236,540 07/870,825 08/17/93
5,236,545 07/956,391 08/17/93
5,236,548 07/823,289 08/17/93
5,236,549 07/757,364 08/17/93
5,236,551 07/972,665 08/17/93
5,236,557 07/810,720 08/17/93
5,236,559 08/008,356 08/17/93
5,236,573 07/504,189 08/17/93
5,236,580 07/871,953 08/17/93
5,236,582 07/805,313 08/17/93
5,236,589 07/779,857 08/17/93
5,236,593 07/982,266 08/17/93
5,236,595 07/908,297 08/17/93
5,236,603 07/717,258 08/17/93
5,236,605 07/909,728 08/17/93
5,236,606 07/814,769 08/17/93
5,236,612 07/815,445 08/17/93
5,236,622 07/731,259 08/17/93
5,236,624 07/547,534 08/17/93
5,236,631 07/828,255 08/17/93
5,236,639 07/810,878 08/17/93
5,236,650 07/811,630 08/17/93
5,236,655 07/808,162 08/17/93
5,236,664 07/861,102 08/17/93
5,236,665 07/971,717 08/17/93
5,236,666 07/833,950 08/17/93
5,236,667 07/720,595 08/17/93
5,236,670 07/893,391 08/17/93
5,236,671 07/586,760 08/17/93
5,236,675 07/865,102 08/17/93
5,236,676 07/897,000 08/17/93
5,236,679 07/879,254 08/17/93
5,236,685 07/919,334 08/17/93
5,236,687 07/674,335 08/17/93
5,236,692 07/853,421 08/17/93
5,236,693 07/612,855 08/17/93
5,236,701 07/381,988 08/17/93
5,236,703 07/382,857 08/17/93
5,236,705 07/720,868 08/17/93
5,236,707 07/790,670 08/17/93
5,236,711 07/717,533 08/17/93
5,236,721 07/836,058 08/17/93
5,236,728 07/817,297 08/17/93
5,236,731 07/813,220 08/17/93
5,236,734 07/851,650 08/17/93
5,236,743 07/852,282 08/17/93
5,236,752 07/762,546 08/17/93
5,236,771 07/831,949 08/17/93
5,236,774 07/854,191 08/17/93
5,236,779 07/748,332 08/17/93
5,236,781 07/648,643 08/17/93
5,236,782 07/730,405 08/17/93
5,236,784 07/876,979 08/17/93
5,236,787 07/737,284 08/17/93
5,236,793 07/828,937 08/17/93
5,236,794 07/912,518 08/17/93
5,236,802 07/844,746 08/17/93
5,236,811 07/908,781 08/17/93
5,236,814 07/757,275 08/17/93
5,236,820 07/944,912 08/17/93
5,236,823 07/224,712 08/17/93
5,236,824 07/812,132 08/17/93
5,236,839 07/974,326 08/17/93
5,236,852 07/950,333 08/17/93
5,236,854 07/813,479 08/17/93
5,236,858 07/796,845 08/17/93
5,236,866 07/960,218 08/17/93
5,236,870 07/797,169 08/17/93
5,236,889 07/445,629 08/17/93
5,236,893 07/941,503 08/17/93
5,236,895 07/735,175 08/17/93
5,236,896 07/771,986 08/17/93
5,236,903 07/912,323 08/17/93
5,236,911 07/685,080 08/17/93
5,236,917 07/793,033 08/17/93
5,236,918 07/768,754 08/17/93
5,236,929 07/847,279 08/17/93
5,236,930 07/826,220 08/17/93
5,236,934 07/935,509 08/17/93
5,236,936 07/834,037 08/17/93
5,236,937 07/834,038 08/17/93
5,236,949 08/011,512 08/17/93
5,236,950 07/311,945 08/17/93
5,236,961 07/999,514 08/17/93
5,236,999 07/855,898 08/17/93
5,237,002 07/836,382 08/17/93
5,237,011 07/684,193 08/17/93
5,237,012 07/955,966 08/17/93
5,237,015 07/787,507 08/17/93
5,237,016 07/293,893 08/17/93
5,237,018 07/751,352 08/17/93
5,237,021 07/941,297 08/17/93
5,237,032 07/953,878 08/17/93
5,237,042 07/799,242 08/17/93
5,237,043 07/889,866 08/17/93
5,237,044 07/422,895 08/17/93
5,237,050 07/524,411 08/17/93
5,237,051 07/623,033 08/17/93
5,237,054 07/772,636 08/17/93
5,237,071 07/644,299 08/17/93
5,237,073 07/664,515 08/17/93
5,237,080 07/820,901 08/17/93
5,237,087 07/949,031 08/17/93
5,237,090 07/766,374 08/17/93
5,237,095 07/961,801 08/17/93
5,237,096 07/961,806 08/17/93
5,237,098 07/958,950 08/17/93
5,237,101 07/470,814 08/17/93
5,237,107 07/879,583 08/17/93
5,237,109 07/899,407 08/17/93
5,237,111 07/930,637 08/17/93
5,237,137 07/857,936 08/17/93
5,237,140 07/694,813 08/17/93
5,237,142 07/647,384 08/17/93
5,237,144 07/716,105 08/17/93
5,237,145 07/982,410 08/17/93
5,237,153 07/697,309 08/17/93
5,237,155 07/189,839 08/17/93
5,237,164 07/803,749 08/17/93
5,237,167 07/809,997 08/17/93
5,237,168 07/882,616 08/17/93
5,237,172 07/937,216 08/17/93
5,237,180 07/815,466 08/17/93
5,237,192 07/800,749 08/17/93
5,237,197 07/763,817 08/17/93
5,237,208 07/772,596 08/17/93
5,237,214 07/929,917 08/17/93
5,237,224 07/850,215 08/17/93
5,237,226 07/843,305 08/17/93
5,237,228 07/791,820 08/17/93
5,237,229 07/869,778 08/17/93
5,237,231 07/805,080 08/17/93
5,237,235 07/767,338 08/17/93
5,237,239 07/772,333 08/17/93
5,237,242 07/813,029 08/17/93
5,237,243 07/872,243 08/17/93
5,237,256 07/392,473 08/17/93
5,237,258 07/404,104 08/17/93
5,237,269 07/676,778 08/17/93
5,237,290 07/880,428 08/17/93
5,237,294 07/802,685 08/17/93
5,237,299 07/872,779 08/17/93
5,237,306 07/808,174 08/17/93
5,237,312 07/665,197 08/17/93
5,237,314 07/780,164 08/17/93
5,237,318 07/693,975 08/17/93
5,237,334 07/876,696 08/17/93
5,237,347 07/780,390 08/17/93
5,237,350 07/764,281 08/17/93
5,237,366 07/795,130 08/17/93
5,237,371 07/764,122 08/17/93
5,237,378 07/888,959 08/17/93
5,237,389 07/865,639 08/17/93
5,237,392 07/928,083 08/17/93
5,237,394 07/969,533 08/17/93
5,237,399 07/737,456 08/17/93
5,237,404 07/723,174 08/17/93
5,237,427 07/572,353 08/17/93
5,237,432 07/812,334 08/17/93
5,237,445 07/795,140 08/17/93
5,237,446 07/536,958 08/17/93
5,237,453 07/903,003 08/17/93
5,237,458 07/989,770 08/17/93
5,237,459 07/695,964 08/17/93
5,237,460 07/940,769 08/17/93
5,237,466 07/430,992 08/17/93
5,237,468 07/776,945 08/17/93
5,237,479 07/935,150 08/17/93
5,237,488 07/881,431 08/17/93
5,237,490 07/910,623 08/17/93
5,237,493 07/773,053 08/17/93
5,237,504 07/655,568 08/17/93
5,237,507 07/633,070 08/17/93
5,237,508 07/674,323 08/17/93
5,237,510 07/672,861 08/17/93
5,237,524 07/712,219 08/17/93
5,237,525 07/891,094 08/17/93
5,237,530 07/795,147 08/17/93
5,237,541 07/887,438 08/17/93
5,237,545 07/997,890 08/17/93
5,237,548 07/860,247 08/17/93
5,237,550 07/705,046 08/17/93
5,237,562 07/667,663 08/17/93
5,237,567 07/607,143 08/17/93
5,237,579 07/824,015 08/17/93
5,237,585 07/748,866 08/17/93
5,237,589 07/715,241 08/17/93
5,237,591 07/747,038 08/17/93
5,237,596 07/774,526 08/17/93
5,237,599 07/791,133 08/17/93
5,237,600 07/794,942 08/17/93
5,237,615 06/452,476 08/17/93
5,237,616 07/947,871 08/17/93
5,237,629 07/854,024 08/17/93
5,237,634 07/817,168 08/17/93
5,237,635 07/915,971 08/17/93
5,237,647 07/784,649 08/17/93
5,237,656 07/478,745 08/17/93
5,237,667 07/755,503 08/17/93
5,237,681 07/705,187 08/17/93
5,237,702 07/419,734 08/17/93
PATENTS WHICH EXPIRED ON August 19, 2001
DUE TO FAILURE TO PAY MAINTENANCE FEES
Patent Serial Issue
Number Number Date
5,657,488 08/567,050 08/19/97
5,657,489 08/577,825 08/19/97
5,657,491 08/527,923 08/19/97
5,657,492 08/527,951 08/19/97
5,657,495 08/495,658 08/19/97
5,657,500 08/630,886 08/19/97
5,657,511 08/576,939 08/19/97
5,657,515 08/680,778 08/19/97
5,657,526 08/573,286 08/19/97
5,657,530 08/502,651 08/19/97
5,657,548 08/597,942 08/19/97
5,657,556 08/747,212 08/19/97
5,657,557 08/673,514 08/19/97
5,657,566 08/508,438 08/19/97
5,657,569 08/509,162 08/19/97
5,657,571 08/500,164 08/19/97
5,657,573 08/556,462 08/19/97
5,657,575 08/452,978 08/19/97
5,657,577 08/561,872 08/19/97
5,657,583 08/562,588 08/19/97
5,657,585 08/568,627 08/19/97
5,657,586 08/578,865 08/19/97
5,657,589 08/558,853 08/19/97
5,657,590 08/590,776 08/19/97
5,657,597 08/419,880 08/19/97
5,657,599 08/505,976 08/19/97
5,657,608 08/590,763 08/19/97
5,657,609 08/568,368 08/19/97
5,657,619 08/512,401 08/19/97
5,657,622 08/583,709 08/19/97
5,657,626 08/578,003 08/19/97
5,657,632 08/336,892 08/19/97
5,657,636 08/595,247 08/19/97
5,657,645 08/599,787 08/19/97
5,657,649 08/517,633 08/19/97
5,657,654 08/508,191 08/19/97
5,657,678 08/567,123 08/19/97
5,657,679 08/578,015 08/19/97
5,657,683 08/575,059 08/19/97
5,657,684 08/515,816 08/19/97
5,657,694 08/484,066 08/19/97
5,657,702 08/513,756 08/19/97
5,657,709 08/511,891 08/19/97
5,657,710 08/505,669 08/19/97
5,657,718 08/518,488 08/19/97
5,657,720 08/502,804 08/19/97
5,657,741 08/545,419 08/19/97
5,657,745 08/585,946 08/19/97
5,657,753 08/581,315 08/19/97
5,657,764 08/521,246 08/19/97
5,657,766 08/553,748 08/19/97
5,657,769 08/634,742 08/19/97
5,657,772 08/354,678 08/19/97
5,657,774 08/592,496 08/19/97
5,657,783 08/541,712 08/19/97
5,657,788 08/513,537 08/19/97
5,657,794 08/530,490 08/19/97
5,657,800 08/547,863 08/19/97
5,657,801 08/545,223 08/19/97
5,657,804 08/595,711 08/19/97
5,657,809 08/523,120 08/19/97
5,657,810 08/666,220 08/19/97
5,657,811 08/456,569 08/19/97
5,657,813 08/683,770 08/19/97
5,657,818 08/149,816 08/19/97
5,657,828 08/507,910 08/19/97
5,657,841 08/608,008 08/19/97
5,657,849 08/471,087 08/19/97
5,657,852 08/551,258 08/19/97
5,657,855 08/381,731 08/19/97
5,657,856 08/528,938 08/19/97
5,657,859 08/456,961 08/19/97
5,657,862 08/555,929 08/19/97
5,657,868 08/561,955 08/19/97
5,657,870 08/515,975 08/19/97
5,657,871 08/584,238 08/19/97
5,657,881 08/351,836 08/19/97
5,657,885 08/524,613 08/19/97
5,657,886 08/508,785 08/19/97
5,657,889 08/509,822 08/19/97
5,657,890 08/548,953 08/19/97
5,657,892 08/211,814 08/19/97
5,657,894 08/539,752 08/19/97
5,657,896 08/693,354 08/19/97
5,657,907 08/558,911 08/19/97
5,657,911 08/500,852 08/19/97
5,657,913 08/497,209 08/19/97
5,657,914 08/507,699 08/19/97
5,657,915 08/373,039 08/19/97
5,657,917 08/291,569 08/19/97
5,657,924 08/438,555 08/19/97
5,657,928 08/553,902 08/19/97
5,657,930 08/398,914 08/19/97
5,657,933 08/515,646 08/19/97
5,657,943 08/535,619 08/19/97
5,657,945 08/596,509 08/19/97
5,657,953 08/580,769 08/19/97
5,657,965 08/512,964 08/19/97
5,657,968 08/582,552 08/19/97
5,657,970 08/512,624 08/19/97
5,657,971 08/514,207 08/19/97
5,657,974 08/514,175 08/19/97
5,657,985 08/428,181 08/19/97
5,657,987 08/528,743 08/19/97
5,657,988 08/588,222 08/19/97
5,657,992 08/684,221 08/19/97
5,657,994 08/570,523 08/19/97
5,657,997 08/433,053 08/19/97
5,658,000 08/562,122 08/19/97
5,658,001 08/038,264 08/19/97
5,658,004 08/535,905 08/19/97
5,658,005 08/512,135 08/19/97
5,658,013 08/531,027 08/19/97
5,658,032 08/544,089 08/19/97
5,658,037 08/372,773 08/19/97
5,658,043 08/579,793 08/19/97
5,658,045 08/540,980 08/19/97
5,658,046 08/587,200 08/19/97
5,658,048 08/524,787 08/19/97
5,658,061 08/583,964 08/19/97
5,658,073 08/570,012 08/19/97
5,658,074 08/513,504 08/19/97
5,658,096 08/382,567 08/19/97
5,658,097 08/567,185 08/19/97
5,658,103 08/593,054 08/19/97
5,658,106 08/587,596 08/19/97
5,658,107 08/340,739 08/19/97
5,658,110 08/591,340 08/19/97
5,658,112 08/562,896 08/19/97
5,658,113 08/690,323 08/19/97
5,658,116 08/566,136 08/19/97
5,658,128 08/519,254 08/19/97
5,658,139 08/546,835 08/19/97
5,658,141 08/518,282 08/19/97
5,658,143 08/500,803 08/19/97
5,658,149 08/525,389 08/19/97
5,658,152 08/483,004 08/19/97
5,658,159 08/548,993 08/19/97
5,658,173 08/419,801 08/19/97
5,658,180 08/594,786 08/19/97
5,658,191 08/574,934 08/19/97
5,658,196 08/556,200 08/19/97
5,658,201 08/556,612 08/19/97
5,658,203 08/652,112 08/19/97
5,658,207 08/408,396 08/19/97
5,658,210 08/596,949 08/19/97
5,658,214 08/596,990 08/19/97
5,658,216 08/439,741 08/19/97
5,658,222 08/608,562 08/19/97
5,658,223 08/646,702 08/19/97
5,658,224 08/700,275 08/19/97
5,658,225 08/570,009 08/19/97
5,658,234 08/505,872 08/19/97
5,658,243 08/520,467 08/19/97
5,658,245 08/265,122 08/19/97
5,658,247 08/470,946 08/19/97
5,658,248 08/511,567 08/19/97
5,658,256 08/643,184 08/19/97
5,658,272 08/392,272 08/19/97
5,658,273 08/505,544 08/19/97
5,658,277 08/320,170 08/19/97
5,658,295 08/660,156 08/19/97
5,658,307 08/603,012 08/19/97
5,658,310 08/464,294 08/19/97
5,658,316 08/497,738 08/19/97
5,658,319 08/645,460 08/19/97
5,658,321 08/489,096 08/19/97
5,658,335 08/401,212 08/19/97
5,658,341 08/331,521 08/19/97
5,658,343 08/472,699 08/19/97
5,658,352 08/595,510 08/19/97
5,658,355 08/450,139 08/19/97
5,658,356 08/617,052 08/19/97
5,658,362 08/708,632 08/19/97
5,658,390 08/268,196 08/19/97
5,658,394 08/517,444 08/19/97
5,658,403 08/414,219 08/19/97
5,658,415 08/321,682 08/19/97
5,658,421 08/417,788 08/19/97
5,658,423 08/563,172 08/19/97
5,658,426 08/504,978 08/19/97
5,658,427 08/509,884 08/19/97
5,658,435 08/714,948 08/19/97
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