United States Patent and Trademark Office OG Notices: 25 June 2002
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 1, 2002
DUE TO FAILURE TO PAY MAINTENANCE FEES
Patent Serial Issue
Number Number Date
4,920,576 07/297,050 05/01/90
4,920,580 07/409,304 05/01/90
4,920,591 06/758,800 05/01/90
4,920,601 07/248,643 05/01/90
4,920,603 07/413,998 05/01/90
4,920,610 07/260,786 05/01/90
4,920,612 07/361,426 05/01/90
4,920,613 07/352,693 05/01/90
4,920,619 07/406,553 05/01/90
4,920,621 07/256,058 05/01/90
4,920,625 07/280,128 05/01/90
4,920,636 07/192,689 05/01/90
4,920,643 07/248,601 05/01/90
4,920,651 07/309,610 05/01/90
4,920,656 07/393,521 05/01/90
4,920,667 07/333,023 05/01/90
4,920,671 06/704,159 05/01/90
4,920,672 07/272,817 05/01/90
4,920,673 07/175,247 05/01/90
4,920,691 07/355,438 05/01/90
4,920,696 07/306,775 05/01/90
4,920,707 07/255,032 05/01/90
4,920,709 07/336,035 05/01/90
4,920,711 07/271,168 05/01/90
4,920,717 07/350,602 05/01/90
4,920,723 07/383,203 05/01/90
4,920,724 07/173,107 05/01/90
4,920,726 07/266,744 05/01/90
4,920,746 07/240,124 05/01/90
4,920,747 07/285,745 05/01/90
4,920,752 07/290,437 05/01/90
4,920,758 07/221,039 05/01/90
4,920,759 07/343,216 05/01/90
4,920,785 06/623,009 05/01/90
4,920,787 07/197,990 05/01/90
4,920,794 07/212,955 05/01/90
4,920,795 07/123,074 05/01/90
4,920,808 07/146,830 05/01/90
4,920,813 07/196,918 05/01/90
4,920,817 07/224,353 05/01/90
4,920,826 07/166,934 05/01/90
4,920,831 07/185,246 05/01/90
4,920,838 07/349,094 05/01/90
4,920,842 07/387,182 05/01/90
4,920,847 07/325,870 05/01/90
4,920,848 07/161,176 05/01/90
4,920,849 07/293,938 05/01/90
4,920,857 07/206,783 05/01/90
4,920,862 07/247,945 05/01/90
4,920,869 07/294,811 05/01/90
4,920,880 07/199,960 05/01/90
4,920,883 07/302,180 05/01/90
4,920,891 07/219,981 05/01/90
4,920,893 07/205,212 05/01/90
4,920,904 07/123,966 05/01/90
4,920,925 07/332,395 05/01/90
4,920,935 07/332,598 05/01/90
4,920,939 07/316,191 05/01/90
4,920,954 07/228,475 05/01/90
4,920,958 07/214,916 05/01/90
4,920,963 07/177,508 05/01/90
4,920,966 07/162,033 05/01/90
4,920,968 07/332,401 05/01/90
4,920,970 07/208,388 05/01/90
4,920,971 07/281,627 05/01/90
4,920,973 07/164,929 05/01/90
4,920,974 07/181,217 05/01/90
4,920,975 07/312,465 05/01/90
4,920,976 07/282,516 05/01/90
4,920,986 07/108,276 05/01/90
4,920,988 07/220,542 05/01/90
4,920,990 07/276,161 05/01/90
4,920,993 07/251,769 05/01/90
4,920,994 07/406,002 05/01/90
4,920,995 07/233,374 05/01/90
4,920,996 07/182,350 05/01/90
4,920,997 07/340,178 05/01/90
4,921,003 07/083,786 05/01/90
4,921,006 07/178,525 05/01/90
4,921,023 07/431,447 05/01/90
4,921,032 07/278,786 05/01/90
4,921,036 07/231,128 05/01/90
4,921,037 07/221,230 05/01/90
4,921,042 07/395,665 05/01/90
4,921,044 07/023,237 05/01/90
4,921,051 07/256,906 05/01/90
4,921,052 07/328,116 05/01/90
4,921,054 07/278,295 05/01/90
4,921,056 07/178,688 05/01/90
4,921,060 07/251,169 05/01/90
4,921,062 07/244,945 05/01/90
4,921,068 07/162,743 05/01/90
4,921,073 07/419,457 05/01/90
4,921,075 07/312,058 05/01/90
4,921,087 07/378,469 05/01/90
4,921,092 07/133,216 05/01/90
4,921,096 07/297,126 05/01/90
4,921,097 07/388,585 05/01/90
4,921,098 07/364,816 05/01/90
4,921,102 07/294,201 05/01/90
4,921,109 07/158,116 05/01/90
4,921,114 07/273,044 05/01/90
4,921,119 07/353,782 05/01/90
4,921,135 07/318,596 05/01/90
4,921,136 07/277,229 05/01/90
4,921,163 07/094,139 05/01/90
4,921,172 07/152,552 05/01/90
4,921,176 07/191,024 05/01/90
4,921,187 07/272,430 05/01/90
4,921,197 07/263,291 05/01/90
4,921,201 07/227,299 05/01/90
4,921,205 07/195,027 05/01/90
4,921,209 07/354,348 05/01/90
4,921,211 07/315,921 05/01/90
4,921,217 07/107,798 05/01/90
4,921,229 07/404,846 05/01/90
4,921,230 07/322,576 05/01/90
4,921,233 07/350,363 05/01/90
4,921,247 06/895,142 05/01/90
4,921,273 07/292,429 05/01/90
4,921,284 07/344,736 05/01/90
4,921,285 07/198,982 05/01/90
4,921,289 07/143,521 05/01/90
4,921,291 07/222,072 05/01/90
4,921,305 07/256,201 05/01/90
4,921,311 07/182,704 05/01/90
4,921,313 07/113,257 05/01/90
4,921,315 07/259,330 05/01/90
4,921,327 07/356,115 05/01/90
4,921,333 07/296,555 05/01/90
4,921,336 06/811,261 05/01/90
4,921,338 07/349,234 05/01/90
4,921,341 07/183,078 05/01/90
4,921,363 07/330,930 05/01/90
4,921,366 07/306,249 05/01/90
4,921,370 07/211,986 05/01/90
4,921,375 07/203,161 05/01/90
4,921,393 07/166,095 05/01/90
4,921,394 07/223,171 05/01/90
4,921,395 06/918,346 05/01/90
4,921,396 07/158,041 05/01/90
4,921,404 06/882,936 05/01/90
4,921,406 07/293,775 05/01/90
4,921,410 07/225,215 05/01/90
4,921,412 07/255,591 05/01/90
4,921,413 07/310,961 05/01/90
4,921,415 07/272,358 05/01/90
4,921,422 07/347,261 05/01/90
4,921,426 07/183,986 05/01/90
4,921,437 07/331,418 05/01/90
4,921,444 07/256,734 05/01/90
4,921,449 07/331,748 05/01/90
4,921,456 07/225,990 05/01/90
4,921,470 07/063,957 05/01/90
4,921,471 07/394,809 05/01/90
4,921,480 07/274,327 05/01/90
4,921,482 07/295,124 05/01/90
4,921,489 07/221,869 05/01/90
4,921,520 07/149,400 05/01/90
4,921,528 07/260,212 05/01/90
4,921,533 07/361,232 05/01/90
4,921,539 07/256,526 05/01/90
4,921,560 07/105,336 05/01/90
4,921,562 07/247,520 05/01/90
4,921,563 07/221,367 05/01/90
4,921,568 07/200,223 05/01/90
4,921,573 07/234,675 05/01/90
4,921,606 07/386,192 05/01/90
4,921,607 07/160,029 05/01/90
4,921,609 07/371,338 05/01/90
4,921,610 07/236,711 05/01/90
4,921,621 07/268,329 05/01/90
4,921,623 07/222,532 05/01/90
4,921,631 07/194,030 05/01/90
4,921,636 06/939,521 05/01/90
4,921,644 07/162,275 05/01/90
4,921,650 07/085,630 05/01/90
4,921,658 07/125,741 05/01/90
4,921,666 06/676,294 05/01/90
4,921,670 07/218,140 05/01/90
4,921,671 07/219,925 05/01/90
4,921,674 07/240,996 05/01/90
4,921,675 07/043,610 05/01/90
4,921,682 07/205,890 05/01/90
4,921,686 07/204,957 05/01/90
4,921,698 07/105,473 05/01/90
4,921,699 07/257,900 05/01/90
4,921,707 07/165,102 05/01/90
4,921,715 07/292,832 05/01/90
4,921,730 07/186,087 05/01/90
4,921,734 07/192,711 05/01/90
4,921,739 07/434,446 05/01/90
4,921,741 07/209,580 05/01/90
4,921,750 07/198,475 05/01/90
4,921,751 07/041,779 05/01/90
4,921,758 07/140,997 05/01/90
4,921,764 07/306,115 05/01/90
4,921,773 07/292,032 05/01/90
4,921,778 07/226,282 05/01/90
4,921,782 07/200,541 05/01/90
4,921,783 07/371,831 05/01/90
4,921,788 07/180,543 05/01/90
4,921,793 06/927,716 05/01/90
4,921,799 07/093,497 05/01/90
4,921,814 07/289,210 05/01/90
4,921,815 07/203,931 05/01/90
4,921,817 07/353,652 05/01/90
4,921,818 07/169,203 05/01/90
4,921,824 07/213,802 05/01/90
4,921,825 07/245,399 05/01/90
4,921,828 07/212,048 05/01/90
4,921,843 07/260,447 05/01/90
4,921,845 07/281,582 05/01/90
4,921,849 07/220,596 05/01/90
4,921,855 07/204,549 05/01/90
4,921,865 07/203,733 05/01/90
4,921,866 07/185,873 05/01/90
4,921,868 07/234,632 05/01/90
4,921,876 07/288,396 05/01/90
4,921,878 07/214,285 05/01/90
4,921,883 07/169,967 05/01/90
4,921,886 07/270,528 05/01/90
4,921,903 07/256,339 05/01/90
4,921,904 07/286,106 05/01/90
4,921,909 06/946,057 05/01/90
4,921,910 07/340,284 05/01/90
4,921,916 07/222,400 05/01/90
4,921,926 07/271,985 05/01/90
4,921,931 07/324,866 05/01/90
4,921,941 07/068,509 05/01/90
4,921,948 07/319,064 05/01/90
4,921,955 07/136,167 05/01/90
4,921,959 07/344,204 05/01/90
4,921,977 07/293,448 05/01/90
4,922,016 07/385,583 05/01/90
4,922,022 07/195,722 05/01/90
4,922,033 07/094,171 05/01/90
4,922,034 07/094,172 05/01/90
4,922,035 07/094,352 05/01/90
4,922,036 07/094,175 05/01/90
4,922,039 07/290,023 05/01/90
4,922,048 07/257,894 05/01/90
4,922,049 07/297,640 05/01/90
4,922,050 07/353,584 05/01/90
4,922,051 07/325,735 05/01/90
4,922,073 07/393,940 05/01/90
4,922,079 07/407,673 05/01/90
4,922,082 07/325,160 05/01/90
4,922,083 07/185,155 05/01/90
4,922,108 07/189,654 05/01/90
4,922,123 07/324,414 05/01/90
4,922,128 07/296,995 05/01/90
4,922,134 07/309,386 05/01/90
4,922,145 07/272,370 05/01/90
4,922,146 07/327,447 05/01/90
4,922,150 07/336,083 05/01/90
4,922,161 07/332,340 05/01/90
4,922,164 07/251,774 05/01/90
4,922,176 07/245,332 05/01/90
4,922,178 07/091,799 05/01/90
4,922,181 07/227,274 05/01/90
4,922,184 07/237,438 05/01/90
4,922,205 07/363,157 05/01/90
4,922,209 07/345,135 05/01/90
4,922,213 07/255,637 05/01/90
4,922,222 07/213,765 05/01/90
4,922,240 07/139,872 05/01/90
4,922,254 07/180,209 05/01/90
4,922,259 07/152,245 05/01/90
4,922,263 07/344,412 05/01/90
4,922,276 07/383,972 05/01/90
4,922,278 07/199,208 05/01/90
4,922,284 07/347,071 05/01/90
4,922,305 07/407,182 05/01/90
4,922,313 07/130,679 05/01/90
4,922,315 07/120,036 05/01/90
4,922,319 07/374,589 05/01/90
4,922,345 07/148,611 05/01/90
4,922,347 06/271,911 05/01/90
4,922,353 07/198,932 05/01/90
4,922,360 07/249,306 05/01/90
4,922,363 07/182,904 05/01/90
4,922,365 07/337,420 05/01/90
4,922,368 07/275,723 05/01/90
4,922,369 07/319,751 05/01/90
4,922,370 07/320,279 05/01/90
4,922,384 07/363,129 05/01/90
4,922,400 07/388,852 05/01/90
4,922,410 07/086,279 05/01/90
4,922,413 07/029,665 05/01/90
4,922,423 07/130,938 05/01/90
4,922,426 07/187,198 05/01/90
4,922,427 07/125,952 05/01/90
4,922,428 07/130,473 05/01/90
4,922,447 06/917,345 05/01/90
4,922,460 07/364,516 05/01/90
4,922,466 07/250,736 05/01/90
4,922,471 07/319,602 05/01/90
4,922,473 07/333,295 05/01/90
4,922,477 07/200,052 05/01/90
4,922,483 07/250,721 05/01/90
4,922,497 07/309,919 05/01/90
4,922,510 07/156,683 05/01/90
4,922,516 07/360,469 05/01/90
4,922,527 07/306,945 05/01/90
4,922,534 07/303,896 05/01/90
4,922,537 07/057,370 05/01/90
4,922,544 07/094,773 05/01/90
4,922,545 07/310,026 05/01/90
4,922,547 07/132,480 05/01/90
PATENTS WHICH EXPIRED ON April 26, 2002
DUE TO FAILURE TO PAY MAINTENANCE FEES
Patent Serial Issue
Number Number Date
5,305,478 08/019,399 04/26/94
5,305,479 08/064,952 04/26/94
5,305,480 08/040,374 04/26/94
5,305,483 08/027,815 04/26/94
5,305,490 08/047,298 04/26/94
5,305,493 07/858,772 04/26/94
5,305,494 08/027,671 04/26/94
5,305,500 08/004,793 04/26/94
5,305,503 08/109,057 04/26/94
5,305,509 07/909,718 04/26/94
5,305,523 07/996,445 04/26/94
5,305,525 07/821,831 04/26/94
5,305,530 08/101,039 04/26/94
5,305,535 07/688,520 04/26/94
5,305,540 07/993,352 04/26/94
5,305,541 07/973,643 04/26/94
5,305,543 08/019,076 04/26/94
5,305,544 08/048,894 04/26/94
5,305,557 07/944,594 04/26/94
5,305,560 08/061,700 04/26/94
5,305,562 07/935,978 04/26/94
5,305,567 07/855,440 04/26/94
5,305,576 07/879,882 04/26/94
5,305,580 07/947,997 04/26/94
5,305,581 08/015,634 04/26/94
5,305,582 08/020,174 04/26/94
5,305,585 07/915,054 04/26/94
5,305,589 07/891,957 04/26/94
5,305,594 08/089,564 04/26/94
5,305,598 07/780,414 04/26/94
5,305,606 07/926,246 04/26/94
5,305,610 07/573,922 04/26/94
5,305,614 08/020,166 04/26/94
5,305,618 07/936,745 04/26/94
5,305,622 08/089,487 04/26/94
5,305,632 08/021,880 04/26/94
5,305,645 07/878,718 04/26/94
5,305,648 07/889,327 04/26/94
5,305,651 08/112,258 04/26/94
5,305,652 07/915,804 04/26/94
5,305,658 07/908,124 04/26/94
5,305,660 08/006,154 04/26/94
5,305,668 08/055,286 04/26/94
5,305,675 07/876,720 04/26/94
5,305,676 08/027,707 04/26/94
5,305,679 07/941,148 04/26/94
5,305,683 07/986,568 04/26/94
5,305,688 08/013,365 04/26/94
5,305,705 07/837,349 04/26/94
5,305,707 08/037,925 04/26/94
5,305,726 07/954,450 04/26/94
5,305,731 07/959,631 04/26/94
5,305,756 08/043,045 04/26/94
5,305,765 07/967,936 04/26/94
5,305,769 08/116,220 04/26/94
5,305,780 08/033,046 04/26/94
5,305,784 08/044,737 04/26/94
5,305,801 07/918,428 04/26/94
5,305,803 08/047,555 04/26/94
5,305,807 08/051,613 04/26/94
5,305,809 07/963,596 04/26/94
5,305,810 07/887,032 04/26/94
5,305,811 08/046,847 04/26/94
5,305,812 08/027,255 04/26/94
5,305,817 07/740,823 04/26/94
5,305,820 07/910,274 04/26/94
5,305,821 07/724,971 04/26/94
5,305,822 08/070,211 04/26/94
5,305,823 07/670,939 04/26/94
5,305,828 08/052,899 04/26/94
5,305,830 07/923,559 04/26/94
5,305,833 08/017,788 04/26/94
5,305,835 07/948,545 04/26/94
5,305,842 07/989,598 04/26/94
5,305,847 08/071,903 04/26/94
5,305,848 07/922,922 04/26/94
5,305,854 07/763,264 04/26/94
5,305,855 08/037,138 04/26/94
5,305,861 07/867,434 04/26/94
5,305,864 08/004,089 04/26/94
5,305,868 07/979,296 04/26/94
5,305,888 07/920,017 04/26/94
5,305,901 07/923,983 04/26/94
5,305,902 07/901,038 04/26/94
5,305,909 08/007,460 04/26/94
5,305,911 07/961,492 04/26/94
5,305,916 07/986,276 04/26/94
5,305,925 07/916,005 04/26/94
5,305,944 08/040,249 04/26/94
5,305,946 07/972,418 04/26/94
5,305,947 08/087,073 04/26/94
5,305,949 07/997,114 04/26/94
5,305,951 08/071,511 04/26/94
5,305,953 08/083,575 04/26/94
5,305,964 07/890,634 04/26/94
5,305,974 07/734,797 04/26/94
5,305,977 07/879,986 04/26/94
5,305,979 07/849,279 04/26/94
5,305,982 07/999,217 04/26/94
5,305,985 08/056,167 04/26/94
5,305,988 07/949,939 04/26/94
5,305,990 08/015,580 04/26/94
5,305,998 07/501,483 04/26/94
5,306,002 08/059,097 04/26/94
5,306,004 07/975,064 04/26/94
5,306,008 07/940,460 04/26/94
5,306,010 08/057,838 04/26/94
5,306,013 08/049,323 04/26/94
5,306,015 08/050,625 04/26/94
5,306,027 08/008,576 04/26/94
5,306,029 07/709,208 04/26/94
5,306,036 08/087,998 04/26/94
5,306,037 08/038,495 04/26/94
5,306,041 07/983,569 04/26/94
5,306,051 07/849,510 04/26/94
5,306,053 08/086,295 04/26/94
5,306,054 08/047,698 04/26/94
5,306,062 08/050,842 04/26/94
5,306,064 08/059,125 04/26/94
5,306,065 08/033,266 04/26/94
5,306,071 07/893,837 04/26/94
5,306,076 07/886,123 04/26/94
5,306,077 07/955,199 04/26/94
5,306,090 08/114,362 04/26/94
5,306,091 08/093,399 04/26/94
5,306,093 07/949,587 04/26/94
5,306,096 07/935,428 04/26/94
5,306,107 08/022,808 04/26/94
5,306,109 07/938,158 04/26/94
5,306,110 07/888,014 04/26/94
5,306,113 07/974,901 04/26/94
5,306,115 07/950,808 04/26/94
5,306,117 07/986,290 04/26/94
5,306,122 07/934,352 04/26/94
5,306,129 07/880,926 04/26/94
5,306,132 07/661,560 04/26/94
5,306,133 08/007,322 04/26/94
5,306,135 07/834,527 04/26/94
5,306,136 08/027,327 04/26/94
5,306,139 07/792,708 04/26/94
5,306,143 07/961,341 04/26/94
5,306,155 07/980,740 04/26/94
5,306,157 07/898,812 04/26/94
5,306,161 07/994,862 04/26/94
5,306,163 07/936,956 04/26/94
5,306,166 07/990,494 04/26/94
5,306,169 08/101,605 04/26/94
5,306,176 08/009,584 04/26/94
5,306,179 08/044,673 04/26/94
5,306,188 08/060,649 04/26/94
5,306,189 07/947,413 04/26/94
5,306,190 07/910,796 04/26/94
5,306,208 07/986,142 04/26/94
5,306,214 07/949,430 04/26/94
5,306,215 08/020,172 04/26/94
5,306,220 07/897,190 04/26/94
5,306,237 07/948,342 04/26/94
5,306,245 08/021,456 04/26/94
5,306,252 07/912,765 04/26/94
5,306,257 07/878,364 04/26/94
5,306,274 07/958,836 04/26/94
5,306,285 08/055,015 04/26/94
5,306,288 07/693,441 04/26/94
5,306,295 07/876,387 04/26/94
5,306,308 07/848,955 04/26/94
5,306,313 08/099,085 04/26/94
5,306,321 08/112,640 04/26/94
5,306,322 07/924,767 04/26/94
5,306,331 08/032,885 04/26/94
5,306,332 07/996,497 04/26/94
5,306,334 07/916,572 04/26/94
5,306,336 07/979,097 04/26/94
5,306,338 07/970,635 04/26/94
5,306,347 08/077,385 04/26/94
5,306,354 07/902,892 04/26/94
5,306,358 07/747,558 04/26/94
5,306,368 08/003,289 04/26/94
5,306,373 08/062,310 04/26/94
5,306,375 08/077,710 04/26/94
5,306,383 07/969,584 04/26/94
5,306,388 07/828,503 04/26/94
5,306,392 07/849,386 04/26/94
5,306,398 07/978,905 04/26/94
5,306,400 07/839,435 04/26/94
5,306,422 08/033,015 04/26/94
5,306,433 07/986,211 04/26/94
5,306,436 07/749,783 04/26/94
5,306,438 07/806,981 04/26/94
5,306,439 08/021,979 04/26/94
5,306,445 07/884,445 04/26/94
5,306,447 07/987,476 04/26/94
5,306,452 08/035,717 04/26/94
5,306,453 08/109,334 04/26/94
5,306,457 08/069,085 04/26/94
5,306,470 08/085,590 04/26/94
5,306,472 08/058,792 04/26/94
5,306,473 07/828,737 04/26/94
5,306,476 07/892,556 04/26/94
5,306,477 08/048,163 04/26/94
5,306,495 07/846,723 04/26/94
5,306,496 07/896,676 04/26/94
5,306,498 07/862,716 04/26/94
5,306,512 07/384,077 04/26/94
5,306,536 08/002,650 04/26/94
5,306,540 08/008,345 04/26/94
5,306,545 07/987,807 04/26/94
5,306,553 07/849,229 04/26/94
5,306,563 07/987,606 04/26/94
5,306,565 07/584,223 04/26/94
5,306,570 07/953,911 04/26/94
5,306,571 07/847,259 04/26/94
5,306,573 08/004,650 04/26/94
5,306,575 07/913,997 04/26/94
5,306,596 07/603,597 04/26/94
5,306,605 08/042,585 04/26/94
5,306,612 07/259,349 04/26/94
5,306,622 07/788,173 04/26/94
5,306,625 08/101,098 04/26/94
5,306,629 08/045,877 04/26/94
5,306,632 08/022,223 04/26/94
5,306,635 07/896,038 04/26/94
5,306,639 07/772,850 04/26/94
5,306,642 07/993,552 04/26/94
5,306,644 08/041,662 04/26/94
5,306,647 07/998,611 04/26/94
5,306,651 07/698,092 04/26/94
5,306,663 07/873,845 04/26/94
5,306,675 07/967,848 04/26/94
5,306,676 08/028,455 04/26/94
5,306,677 07/891,618 04/26/94
5,306,682 07/993,848 04/26/94
5,306,683 07/877,308 04/26/94
5,306,687 08/046,796 04/26/94
5,306,689 08/030,888 04/26/94
5,306,692 07/652,337 04/26/94
5,306,693 07/931,753 04/26/94
5,306,705 08/058,986 04/26/94
5,306,716 07/854,174 04/26/94
5,306,724 07/930,183 04/26/94
5,306,730 07/887,652 04/26/94
5,306,735 08/032,107 04/26/94
5,306,744 07/993,161 04/26/94
5,306,753 07/969,423 04/26/94
5,306,761 07/980,723 04/26/94
5,306,766 07/939,481 04/26/94
5,306,776 08/053,411 04/26/94
5,306,783 07/985,312 04/26/94
5,306,784 07/831,763 04/26/94
5,306,788 07/837,030 04/26/94
5,306,797 08/000,586 04/26/94
5,306,802 08/031,631 04/26/94
5,306,806 07/560,226 04/26/94
5,306,809 07/815,671 04/26/94
5,306,817 07/962,768 04/26/94
5,306,818 07/965,593 04/26/94
5,306,821 07/819,429 04/26/94
5,306,825 07/343,282 04/26/94
5,306,830 07/994,073 04/26/94
5,306,833 08/012,632 04/26/94
5,306,836 08/034,802 04/26/94
5,306,837 08/091,389 04/26/94
5,306,841 07/955,708 04/26/94
5,306,844 07/522,065 04/26/94
5,306,850 08/040,992 04/26/94
5,306,856 07/897,388 04/26/94
5,306,859 08/077,142 04/26/94
5,306,861 07/925,249 04/26/94
5,306,866 07/867,953 04/26/94
5,306,868 07/979,207 04/26/94
5,306,872 07/996,368 04/26/94
5,306,879 07/828,103 04/26/94
5,306,882 07/708,946 04/26/94
5,306,891 07/862,479 04/26/94
5,306,893 07/922,425 04/26/94
5,306,897 07/902,659 04/26/94
5,306,901 07/853,036 04/26/94
5,306,915 07/922,117 04/26/94
5,306,918 07/946,412 04/26/94
5,306,928 07/884,138 04/26/94
5,306,929 07/806,257 04/26/94
5,306,932 07/989,889 04/26/94
5,306,950 07/994,913 04/26/94
5,306,955 07/688,849 04/26/94
5,306,957 07/911,415 04/26/94
5,306,968 07/955,403 04/26/94
5,306,970 07/993,874 04/26/94
5,306,971 07/917,386 04/26/94
5,306,973 07/857,503 04/26/94
5,306,974 07/997,462 04/26/94
5,306,985 07/916,317 04/26/94
5,306,986 07/887,168 04/26/94
5,306,998 07/934,259 04/26/94
5,307,020 07/853,814 04/26/94
5,307,030 07/944,523 04/26/94
5,307,032 07/952,530 04/26/94
5,307,038 07/500,630 04/26/94
5,307,046 07/972,802 04/26/94
5,307,051 07/764,777 04/26/94
5,307,053 07/887,295 04/26/94
5,307,055 07/908,937 04/26/94
5,307,065 07/674,332 04/26/94
5,307,075 07/995,335 04/26/94
5,307,078 07/857,979 04/26/94
5,307,079 08/007,332 04/26/94
5,307,082 07/968,050 04/26/94
5,307,088 08/078,777 04/26/94
5,307,096 07/170,215 04/26/94
5,307,098 07/961,725 04/26/94
5,307,135 07/843,277 04/26/94
5,307,142 07/793,084 04/26/94
5,307,144 07/984,535 04/26/94
5,307,145 07/928,729 04/26/94
5,307,147 07/945,190 04/26/94
5,307,149 07/929,939 04/26/94
5,307,151 07/923,105 04/26/94
5,307,161 07/866,008 04/26/94
5,307,169 07/878,855 04/26/94
5,307,170 07/784,586 04/26/94
5,307,176 07/983,891 04/26/94
5,307,181 07/768,135 04/26/94
5,307,185 07/886,003 04/26/94
5,307,194 07/856,693 04/26/94
5,307,197 07/935,977 04/26/94
5,307,199 07/735,792 04/26/94
5,307,201 07/879,178 04/26/94
5,307,203 07/623,102 04/26/94
5,307,210 07/518,456 04/26/94
5,307,213 07/798,944 04/26/94
5,307,216 07/754,878 04/26/94
5,307,218 08/107,034 04/26/94
5,307,220 07/914,372 04/26/94
5,307,223 07/926,488 04/26/94
5,307,224 07/784,370 04/26/94
5,307,225 08/006,762 04/26/94
5,307,234 07/704,775 04/26/94
5,307,236 07/917,194 04/26/94
5,307,246 07/793,336 04/26/94
5,307,247 07/948,490 04/26/94
5,307,249 07/916,488 04/26/94
5,307,250 08/057,507 04/26/94
5,307,251 07/969,719 04/26/94
5,307,258 07/726,128 04/26/94
5,307,267 07/807,783 04/26/94
5,307,273 07/750,403 04/26/94
5,307,277 07/893,063 04/26/94
5,307,278 07/742,787 04/26/94
5,307,306 07/850,812 04/26/94
5,307,308 07/746,277 04/26/94
5,307,310 07/743,238 04/26/94
5,307,318 07/657,768 04/26/94
5,307,323 07/952,410 04/26/94
5,307,326 07/871,683 04/26/94
5,307,344 07/936,636 04/26/94
5,307,356 07/517,896 04/26/94
5,307,366 07/955,024 04/26/94
5,307,369 08/066,899 04/26/94
5,307,370 07/709,523 04/26/94
5,307,372 07/990,568 04/26/94
5,307,377 07/774,761 04/26/94
5,307,388 07/888,135 04/26/94
5,307,395 07/953,697 04/26/94
5,307,398 07/853,571 04/26/94
5,307,406 07/810,733 04/26/94
5,307,412 07/953,521 04/26/94
5,307,413 07/733,104 04/26/94
5,307,417 07/999,544 04/26/94
5,307,420 07/852,486 04/26/94
5,307,423 07/893,301 04/26/94
5,307,440 07/899,675 04/26/94
5,307,443 07/775,123 04/26/94
5,307,445 07/801,323 04/26/94
5,307,446 07/733,820 04/26/94
5,307,453 07/770,483 04/26/94
5,307,472 07/724,629 04/26/94
5,307,482 07/826,733 04/26/94
5,307,486 07/908,880 04/26/94
5,307,488 07/851,846 04/26/94
5,307,491 07/654,441 04/26/94
5,307,493 07/943,104 04/26/94
5,307,509 07/791,161 04/26/94
5,307,510 07/995,552 04/26/94
5,307,513 07/766,072 04/26/94
5,307,517 07/778,501 04/26/94
PATENTS WHICH EXPIRED ON April 28, 2002
DUE TO FAILURE TO PAY MAINTENANCE FEES
Patent Serial Issue
Number Number Date
5,742,936 08/787,285 04/28/98
5,742,941 08/588,633 04/28/98
5,742,945 08/802,942 04/28/98
5,742,951 08/756,624 04/28/98
5,742,952 08/768,770 04/28/98
5,742,955 08/714,592 04/28/98
5,742,958 08/820,113 04/28/98
5,742,961 08/773,077 04/28/98
5,742,965 08/717,154 04/28/98
5,742,966 08/535,820 04/28/98
5,742,977 08/797,777 04/28/98
5,742,981 08/674,202 04/28/98
5,742,983 08/559,062 04/28/98
5,742,985 08/772,594 04/28/98
5,742,988 08/670,586 04/28/98
5,742,991 08/569,600 04/28/98
5,742,992 08/606,604 04/28/98
5,742,994 08/653,049 04/28/98
5,742,996 08/582,288 04/28/98
5,742,997 08/802,525 04/28/98
5,742,998 08/807,163 04/28/98
5,743,014 08/799,600 04/28/98
5,743,016 08/647,112 04/28/98
5,743,018 08/813,057 04/28/98
5,743,022 08/745,250 04/28/98
5,743,031 08/606,065 04/28/98
5,743,034 08/785,237 04/28/98
5,743,039 08/499,401 04/28/98
5,743,040 08/863,290 04/28/98
5,743,041 08/725,392 04/28/98
5,743,043 08/504,428 04/28/98
5,743,048 08/694,272 04/28/98
5,743,055 08/664,098 04/28/98
5,743,058 08/379,565 04/28/98
5,743,059 08/334,497 04/28/98
5,743,060 08/704,142 04/28/98
5,743,067 08/594,250 04/28/98
5,743,068 08/686,736 04/28/98
5,743,071 08/408,243 04/28/98
5,743,074 08/631,978 04/28/98
5,743,088 08/823,228 04/28/98
5,743,099 08/661,744 04/28/98
5,743,106 08/796,863 04/28/98
5,743,113 08/666,712 04/28/98
5,743,114 08/714,377 04/28/98
5,743,116 08/867,938 04/28/98
5,743,122 08/625,656 04/28/98
5,743,123 08/792,222 04/28/98
5,743,130 08/676,425 04/28/98
5,743,145 08/580,429 04/28/98
5,743,155 08/644,192 04/28/98
5,743,164 08/609,391 04/28/98
5,743,174 08/788,284 04/28/98
5,743,176 08/355,424 04/28/98
5,743,186 08/783,495 04/28/98
5,743,194 08/807,759 04/28/98
5,743,196 08/706,905 04/28/98
5,743,199 08/814,914 04/28/98
5,743,200 08/623,248 04/28/98
5,743,204 08/705,310 04/28/98
5,743,205 08/388,551 04/28/98
5,743,208 08/719,178 04/28/98
5,743,210 08/810,072 04/28/98
5,743,211 08/114,391 04/28/98
5,743,214 08/674,830 04/28/98
5,743,215 08/724,083 04/28/98
5,743,217 08/370,444 04/28/98
5,743,223 08/863,859 04/28/98
5,743,224 08/676,949 04/28/98
5,743,226 08/897,023 04/28/98
5,743,235 08/753,264 04/28/98
5,743,241 08/892,192 04/28/98
5,743,258 08/586,912 04/28/98
5,743,266 08/428,723 04/28/98
5,743,267 08/549,375 04/28/98
5,743,275 08/668,682 04/28/98
5,743,277 08/614,967 04/28/98
5,743,282 08/512,199 04/28/98
5,743,288 08/815,722 04/28/98
5,743,289 08/743,940 04/28/98
5,743,290 08/767,837 04/28/98
5,743,294 08/759,522 04/28/98
5,743,298 08/635,600 04/28/98
5,743,302 08/712,107 04/28/98
5,743,307 08/733,663 04/28/98
5,743,308 08/761,382 04/28/98
5,743,315 08/845,921 04/28/98
5,743,329 08/561,331 04/28/98
5,743,334 08/627,564 04/28/98
5,743,343 08/403,371 04/28/98
5,743,349 08/718,759 04/28/98
5,743,351 08/654,594 04/28/98
5,743,353 08/725,175 04/28/98
5,743,354 08/666,240 04/28/98
5,743,360 08/759,217 04/28/98
5,743,362 08/671,690 04/28/98
5,743,371 08/745,750 04/28/98
5,743,381 08/819,475 04/28/98
5,743,384 08/853,712 04/28/98
5,743,387 08/791,090 04/28/98
5,743,389 08/757,825 04/28/98
5,743,395 08/769,952 04/28/98
5,743,396 08/427,135 04/28/98
5,743,397 08/367,741 04/28/98
5,743,400 08/619,693 04/28/98
5,743,402 08/819,889 04/28/98
5,743,403 08/497,057 04/28/98
5,743,406 08/752,967 04/28/98
5,743,408 08/648,836 04/28/98
5,743,413 08/418,587 04/28/98
5,743,414 08/596,571 04/28/98
5,743,415 08/534,563 04/28/98
5,743,421 08/561,779 04/28/98
5,743,425 08/378,833 04/28/98
5,743,427 08/693,773 04/28/98
5,743,429 08/534,012 04/28/98
5,743,430 08/612,428 04/28/98
5,743,434 08/660,675 04/28/98
5,743,437 08/272,187 04/28/98
5,743,440 08/650,714 04/28/98
5,743,441 08/668,745 04/28/98
5,743,446 08/714,427 04/28/98
5,743,447 08/728,360 04/28/98
5,743,448 08/784,466 04/28/98
5,743,449 07/970,862 04/28/98
5,743,450 08/760,836 04/28/98
5,743,451 08/790,252 04/28/98
5,743,454 08/505,646 04/28/98
5,743,455 08/668,548 04/28/98
5,743,471 08/440,969 04/28/98
5,743,473 08/761,732 04/28/98
5,743,476 08/785,950 04/28/98
5,743,478 08/509,762 04/28/98
5,743,484 08/845,128 04/28/98
5,743,487 08/631,102 04/28/98
5,743,499 08/779,434 04/28/98
5,743,500 08/755,574 04/28/98
5,743,505 08/543,878 04/28/98
5,743,519 08/436,724 04/28/98
5,743,530 08/823,221 04/28/98
5,743,531 08/562,407 04/28/98
5,743,535 08/718,437 04/28/98
5,743,541 08/661,826 04/28/98
5,743,543 08/661,137 04/28/98
5,743,544 08/656,105 04/28/98
5,743,545 08/525,376 04/28/98
5,743,551 08/524,026 04/28/98
5,743,557 08/643,927 04/28/98
5,743,562 08/805,344 04/28/98
5,743,568 08/656,052 04/28/98
5,743,574 08/761,303 04/28/98
5,743,578 08/774,405 04/28/98
5,743,580 08/752,175 04/28/98
5,743,583 08/759,752 04/28/98
5,743,586 08/796,245 04/28/98
5,743,593 08/700,727 04/28/98
5,743,598 08/667,732 04/28/98
5,743,599 08/629,394 04/28/98
5,743,600 08/703,813 04/28/98
5,743,601 08/596,034 04/28/98
5,743,603 08/421,991 04/28/98
5,743,612 08/743,644 04/28/98
5,743,616 08/578,453 04/28/98
5,743,624 08/823,838 04/28/98
5,743,628 08/600,485 04/28/98
5,743,629 08/698,307 04/28/98
5,743,641 08/633,812 04/28/98
5,743,649 08/797,054 04/28/98
5,743,651 08/708,127 04/28/98
5,743,655 08/815,797 04/28/98
5,743,660 08/797,396 04/28/98
5,743,668 08/695,106 04/28/98
5,743,671 08/740,078 04/28/98
5,743,673 08/670,958 04/28/98
5,743,676 08/619,320 04/28/98
5,743,679 08/691,312 04/28/98
5,743,689 08/603,650 04/28/98
5,743,701 08/761,442 04/28/98
5,743,702 08/642,452 04/28/98
5,743,713 08/713,445 04/28/98
5,743,714 08/626,806 04/28/98
5,743,716 08/652,364 04/28/98
5,743,725 08/759,022 04/28/98
5,743,726 08/507,254 04/28/98
5,743,730 08/647,448 04/28/98
5,743,735 08/626,952 04/28/98
5,743,740 08/575,607 04/28/98
5,743,751 08/645,763 04/28/98
5,743,754 08/500,147 04/28/98
5,743,757 08/638,495 04/28/98
5,743,758 08/667,232 04/28/98
5,743,763 08/569,142 04/28/98
5,743,764 08/577,274 04/28/98
5,743,768 08/622,682 04/28/98
5,743,779 08/714,859 04/28/98
5,743,781 08/723,362 04/28/98
5,743,782 08/596,987 04/28/98
5,743,783 08/732,145 04/28/98
5,743,789 08/606,691 04/28/98
5,743,803 08/571,600 04/28/98
5,743,805 08/751,887 04/28/98
5,743,806 08/638,362 04/28/98
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