United States Patent and Trademark Office OG Notices: 18 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 April 24, 2002
DUE TO FAILURE TO PAY MAINTENANCE FEES
Patent Serial Issue
Number Number Date
4,918,760 07/330,125 04/24/90
4,918,761 07/201,147 04/24/90
4,918,767 07/357,907 04/24/90
4,918,768 07/122,051 04/24/90
4,918,770 07/281,182 04/24/90
4,918,773 07/285,778 04/24/90
4,918,776 07/256,789 04/24/90
4,918,782 07/312,476 04/24/90
4,918,787 07/299,406 04/24/90
4,918,788 07/297,260 04/24/90
4,918,791 07/318,837 04/24/90
4,918,796 06/725,903 04/24/90
4,918,805 07/288,521 04/24/90
4,918,809 07/134,944 04/24/90
4,918,823 07/214,726 04/24/90
4,918,826 07/238,324 04/24/90
4,918,832 07/315,264 04/24/90
4,918,838 07/228,458 04/24/90
4,918,843 07/313,278 04/24/90
4,918,844 07/379,986 04/24/90
4,918,851 07/365,173 04/24/90
4,918,856 07/357,048 04/24/90
4,918,858 07/364,880 04/24/90
4,918,864 07/246,979 04/24/90
4,918,889 07/398,744 04/24/90
4,918,897 07/106,542 04/24/90
4,918,907 07/146,038 04/24/90
4,918,908 07/268,304 04/24/90
4,918,915 07/169,595 04/24/90
4,918,922 07/345,247 04/24/90
4,918,924 07/254,025 04/24/90
4,918,928 07/284,547 04/24/90
4,918,934 07/247,283 04/24/90
4,918,939 07/295,482 04/24/90
4,918,951 07/373,138 04/24/90
4,918,966 07/396,363 04/24/90
4,918,977 07/103,478 04/24/90
4,918,980 07/271,497 04/24/90
4,918,982 07/299,443 04/24/90
4,918,995 07/140,714 04/24/90
4,918,997 07/169,535 04/24/90
4,918,998 07/267,868 04/24/90
4,919,005 07/326,725 04/24/90
4,919,007 06/846,839 04/24/90
4,919,012 07/317,400 04/24/90
4,919,025 07/261,306 04/24/90
4,919,027 07/123,548 04/24/90
4,919,037 07/162,486 04/24/90
4,919,040 07/283,505 04/24/90
4,919,042 07/286,729 04/24/90
4,919,046 07/285,161 04/24/90
4,919,049 07/325,566 04/24/90
4,919,058 07/374,382 04/24/90
4,919,063 07/318,263 04/24/90
4,919,077 07/247,443 04/24/90
4,919,084 07/097,632 04/24/90
4,919,097 07/288,266 04/24/90
4,919,100 07/344,270 04/24/90
4,919,112 07/334,335 04/24/90
4,919,115 07/405,866 04/24/90
4,919,127 07/189,714 04/24/90
4,919,132 07/366,233 04/24/90
4,919,141 07/140,476 04/24/90
4,919,149 07/216,351 04/24/90
4,919,154 07/161,745 04/24/90
4,919,159 07/212,981 04/24/90
4,919,161 07/354,454 04/24/90
4,919,163 07/411,985 04/24/90
4,919,168 07/264,129 04/24/90
4,919,172 07/335,119 04/24/90
4,919,201 07/322,912 04/24/90
4,919,209 07/297,812 04/24/90
4,919,219 07/299,227 04/24/90
4,919,221 07/333,903 04/24/90
4,919,223 07/328,685 04/24/90
4,919,224 07/191,974 04/24/90
4,919,232 07/351,440 04/24/90
4,919,234 07/269,579 04/24/90
4,919,240 07/356,722 04/24/90
4,919,244 07/231,184 04/24/90
4,919,245 07/367,801 04/24/90
4,919,248 07/272,417 04/24/90
4,919,249 07/344,071 04/24/90
4,919,257 07/378,723 04/24/90
4,919,258 07/358,082 04/24/90
4,919,260 07/309,328 04/24/90
4,919,273 07/306,166 04/24/90
4,919,275 07/411,686 04/24/90
4,919,289 07/318,233 04/24/90
4,919,295 07/396,309 04/24/90
4,919,299 07/202,832 04/24/90
4,919,305 07/333,860 04/24/90
4,919,318 07/182,620 04/24/90
4,919,320 07/164,818 04/24/90
4,919,329 07/342,496 04/24/90
4,919,343 07/412,225 04/24/90
4,919,352 07/262,453 04/24/90
4,919,355 07/220,771 04/24/90
4,919,362 07/360,617 04/24/90
4,919,363 07/396,126 04/24/90
4,919,366 07/248,412 04/24/90
4,919,371 07/264,524 04/24/90
4,919,376 07/344,865 04/24/90
4,919,381 07/308,222 04/24/90
4,919,383 07/330,440 04/24/90
4,919,386 07/322,558 04/24/90
4,919,398 06/665,926 04/24/90
4,919,399 07/335,629 04/24/90
4,919,413 07/235,209 04/24/90
4,919,418 07/342,015 04/24/90
4,919,439 07/106,391 04/24/90
4,919,442 07/240,715 04/24/90
4,919,444 07/276,805 04/24/90
4,919,445 07/315,062 04/24/90
4,919,463 07/310,349 04/24/90
4,919,472 07/270,944 04/24/90
4,919,473 07/119,138 04/24/90
4,919,475 07/349,738 04/24/90
4,919,482 07/004,961 04/24/90
4,919,483 07/367,240 04/24/90
4,919,489 07/183,953 04/24/90
4,919,491 07/160,921 04/24/90
4,919,494 07/343,992 04/24/90
4,919,495 07/287,307 04/24/90
4,919,496 07/248,508 04/24/90
4,919,504 07/353,407 04/24/90
4,919,520 07/273,238 04/24/90
4,919,534 07/251,559 04/24/90
4,919,536 07/203,360 04/24/90
4,919,546 07/227,669 04/24/90
4,919,554 07/309,140 04/24/90
4,919,574 07/331,196 04/24/90
4,919,576 07/148,678 04/24/90
4,919,580 07/359,163 04/24/90
4,919,590 07/376,149 04/24/90
4,919,593 07/238,439 04/24/90
4,919,597 07/206,658 04/24/90
4,919,601 07/310,745 04/24/90
4,919,602 07/316,654 04/24/90
4,919,604 07/245,040 04/24/90
4,919,606 07/287,161 04/24/90
4,919,612 07/117,565 04/24/90
4,919,624 07/357,360 04/24/90
4,919,630 07/371,140 04/24/90
4,919,637 07/285,655 04/24/90
4,919,639 07/271,778 04/24/90
4,919,644 07/263,348 04/24/90
4,919,652 07/263,705 04/24/90
4,919,654 07/227,784 04/24/90
4,919,659 07/136,457 04/24/90
4,919,660 07/106,862 04/24/90
4,919,667 07/279,558 04/24/90
4,919,674 07/145,289 04/24/90
4,919,680 07/231,233 04/24/90
4,919,689 07/290,720 04/24/90
4,919,691 07/338,820 04/24/90
4,919,694 07/290,342 04/24/90
4,919,695 07/342,161 04/24/90
4,919,710 07/157,618 04/24/90
4,919,711 07/347,114 04/24/90
4,919,716 07/319,720 04/24/90
4,919,720 07/213,382 04/24/90
4,919,741 07/318,737 04/24/90
4,919,745 07/307,509 04/24/90
4,919,747 07/271,315 04/24/90
4,919,749 07/357,481 04/24/90
4,919,755 07/317,473 04/24/90
4,919,757 07/236,809 04/24/90
4,919,766 07/403,671 04/24/90
4,919,767 07/228,153 04/24/90
4,919,768 07/410,907 04/24/90
4,919,770 06/945,065 04/24/90
4,919,772 07/194,165 04/24/90
4,919,781 07/268,284 04/24/90
4,919,795 07/297,552 04/24/90
4,919,796 07/235,080 04/24/90
4,919,801 07/141,650 04/24/90
4,919,806 07/235,503 04/24/90
4,919,813 07/398,604 04/24/90
4,919,818 07/319,119 04/24/90
4,919,819 07/307,536 04/24/90
4,919,822 07/282,798 04/24/90
4,919,824 07/213,226 04/24/90
4,919,827 07/187,637 04/24/90
4,919,838 07/252,167 04/24/90
4,919,839 07/313,664 04/24/90
4,919,855 07/184,515 04/24/90
4,919,857 07/237,406 04/24/90
4,919,865 07/117,639 04/24/90
4,919,866 07/190,650 04/24/90
4,919,870 07/246,396 04/24/90
4,919,872 07/311,515 04/24/90
4,919,886 07/335,631 04/24/90
4,919,891 07/049,844 04/24/90
4,919,892 07/369,770 04/24/90
4,919,907 07/274,621 04/24/90
4,919,908 07/341,231 04/24/90
4,919,910 07/233,330 04/24/90
4,919,920 07/323,974 04/24/90
4,919,933 07/269,591 04/24/90
4,919,939 07/216,802 04/24/90
4,919,940 07/272,095 04/24/90
4,919,946 07/371,036 04/24/90
4,919,948 07/300,871 04/24/90
4,919,952 07/309,903 04/24/90
4,919,953 07/321,364 04/24/90
4,919,960 07/248,742 04/24/90
4,919,961 07/259,745 04/24/90
4,919,968 07/163,296 04/24/90
4,919,971 07/248,889 04/24/90
4,919,974 07/296,263 04/24/90
4,919,975 07/128,232 04/24/90
4,919,986 07/363,714 04/24/90
4,919,987 07/143,934 04/24/90
4,919,992 07/214,391 04/24/90
4,920,010 07/239,752 04/24/90
4,920,013 07/100,231 04/24/90
4,920,014 07/161,101 04/24/90
4,920,025 07/328,829 04/24/90
4,920,030 07/298,855 04/24/90
4,920,039 07/280,373 04/24/90
4,920,040 07/278,318 04/24/90
4,920,048 06/807,483 04/24/90
4,920,050 07/315,953 04/24/90
4,920,055 06/825,856 04/24/90
4,920,058 07/322,796 04/24/90
4,920,065 07/428,100 04/24/90
4,920,068 06/847,370 04/24/90
4,920,070 07/127,042 04/24/90
4,920,074 07/160,177 04/24/90
4,920,075 07/004,759 04/24/90
4,920,095 07/223,640 04/24/90
4,920,098 07/403,849 04/24/90
4,920,116 07/283,712 04/24/90
4,920,124 07/157,777 04/24/90
4,920,125 07/399,993 04/24/90
4,920,148 07/369,436 04/24/90
4,920,158 07/234,726 04/24/90
4,920,160 07/377,253 04/24/90
4,920,167 07/269,506 04/24/90
4,920,175 07/225,119 04/24/90
4,920,184 07/228,867 04/24/90
4,920,185 07/302,242 04/24/90
4,920,187 07/140,663 04/24/90
4,920,188 07/334,105 04/24/90
4,920,190 07/209,388 04/24/90
4,920,212 07/245,404 04/24/90
4,920,214 06/852,630 04/24/90
4,920,217 07/245,490 04/24/90
4,920,220 07/265,645 04/24/90
4,920,223 07/384,956 04/24/90
4,920,226 07/358,926 04/24/90
4,920,234 07/258,769 04/24/90
4,920,238 07/265,687 04/24/90
4,920,242 07/251,107 04/24/90
4,920,254 07/158,579 04/24/90
4,920,260 07/238,716 04/24/90
4,920,285 07/274,167 04/24/90
4,920,289 07/292,970 04/24/90
4,920,298 07/169,708 04/24/90
4,920,311 07/263,486 04/24/90
4,920,314 07/164,496 04/24/90
4,920,315 07/088,680 04/24/90
4,920,317 07/301,523 04/24/90
4,920,320 07/285,997 04/24/90
4,920,323 07/289,895 04/24/90
4,920,324 07/190,424 04/24/90
4,920,326 07/301,687 04/24/90
4,920,329 07/406,661 04/24/90
4,920,341 07/282,806 04/24/90
4,920,346 07/373,955 04/24/90
4,920,353 07/213,290 04/24/90
4,920,359 07/376,213 04/24/90
4,920,367 07/280,305 04/24/90
4,920,399 07/418,962 04/24/90
4,920,402 07/251,768 04/24/90
4,920,414 07/250,019 04/24/90
4,920,415 07/325,844 04/24/90
4,920,417 07/313,073 04/24/90
4,920,430 07/353,850 04/24/90
4,920,454 07/217,146 04/24/90
4,920,462 07/164,881 04/24/90
4,920,469 07/265,940 04/24/90
4,920,483 06/798,665 04/24/90
4,920,488 07/372,188 04/24/90
4,920,504 06/908,432 04/24/90
4,920,511 07/130,814 04/24/90
4,920,512 07/213,106 04/24/90
4,920,514 07/181,041 04/24/90
4,920,527 07/141,394 04/24/90
4,920,533 07/262,802 04/24/90
4,920,539 07/209,285 04/24/90
4,920,540 07/018,629 04/24/90
4,920,543 07/198,459 04/24/90
4,920,554 07/263,898 04/24/90
4,920,555 07/249,825 04/24/90
4,920,557 07/243,751 04/24/90
4,920,560 07/156,888 04/24/90
4,920,561 07/263,716 04/24/90
4,920,565 07/220,190 04/24/90
4,920,566 07/305,434 04/24/90
4,920,574 07/079,876 04/24/90
PATENTS WHICH EXPIRED ON April 19, 2002
DUE TO FAILURE TO PAY MAINTENANCE FEES
Patent Serial Issue
Number Number Date
5,303,425 08/117,781 04/19/94
5,303,426 08/048,294 04/19/94
5,303,428 08/026,875 04/19/94
5,303,441 07/856,952 04/19/94
5,303,449 07/940,064 04/19/94
5,303,451 07/952,972 04/19/94
5,303,452 07/894,945 04/19/94
5,303,458 07/861,420 04/19/94
5,303,460 07/966,874 04/19/94
5,303,465 08/049,454 04/19/94
5,303,466 07/855,243 04/19/94
5,303,467 08/063,304 04/19/94
5,303,469 08/046,139 04/19/94
5,303,470 07/908,334 04/19/94
5,303,475 07/935,691 04/19/94
5,303,478 07/851,576 04/19/94
5,303,479 07/877,548 04/19/94
5,303,485 08/013,839 04/19/94
5,303,493 07/983,501 04/19/94
5,303,494 07/947,511 04/19/94
5,303,496 08/005,677 04/19/94
5,303,498 07/842,172 04/19/94
5,303,505 07/661,912 04/19/94
5,303,514 08/099,393 04/19/94
5,303,518 08/015,166 04/19/94
5,303,521 07/867,815 04/19/94
5,303,523 07/855,245 04/19/94
5,303,524 07/848,666 04/19/94
5,303,529 07/543,723 04/19/94
5,303,532 07/920,777 04/19/94
5,303,534 08/023,787 04/19/94
5,303,536 07/924,296 04/19/94
5,303,538 07/958,540 04/19/94
5,303,548 07/957,037 04/19/94
5,303,555 07/969,709 04/19/94
5,303,561 07/961,139 04/19/94
5,303,562 08/008,525 04/19/94
5,303,578 07/867,665 04/19/94
5,303,585 07/785,792 04/19/94
5,303,586 08/007,672 04/19/94
5,303,588 07/623,925 04/19/94
5,303,596 08/065,151 04/19/94
5,303,599 07/922,032 04/19/94
5,303,602 07/850,760 04/19/94
5,303,604 07/952,038 04/19/94
5,303,608 08/046,899 04/19/94
5,303,610 07/868,928 04/19/94
5,303,614 07/952,402 04/19/94
5,303,615 08/032,568 04/19/94
5,303,622 07/474,750 04/19/94
5,303,623 07/813,077 04/19/94
5,303,624 07/860,000 04/19/94
5,303,625 07/922,228 04/19/94
5,303,645 07/883,176 04/19/94
5,303,646 08/007,616 04/19/94
5,303,649 07/926,702 04/19/94
5,303,650 07/932,582 04/19/94
5,303,653 06/917,757 04/19/94
5,303,662 07/660,137 04/19/94
5,303,670 07/771,427 04/19/94
5,303,673 07/989,839 04/19/94
5,303,678 07/966,552 04/19/94
5,303,685 07/857,567 04/19/94
5,303,689 07/977,906 04/19/94
5,303,691 07/941,782 04/19/94
5,303,693 07/977,454 04/19/94
5,303,701 07/952,683 04/19/94
5,303,703 07/771,414 04/19/94
5,303,711 07/727,074 04/19/94
5,303,716 07/974,980 04/19/94
5,303,718 07/821,095 04/19/94
5,303,724 07/919,272 04/19/94
5,303,725 08/019,036 04/19/94
5,303,729 08/032,974 04/19/94
5,303,733 08/014,843 04/19/94
5,303,736 07/855,435 04/19/94
5,303,738 08/051,154 04/19/94
5,303,741 07/821,755 04/19/94
5,303,744 07/929,684 04/19/94
5,303,747 08/021,154 04/19/94
5,303,748 07/000,122 04/19/94
5,303,750 08/110,353 04/19/94
5,303,751 07/772,086 04/19/94
5,303,765 07/916,100 04/19/94
5,303,766 07/851,396 04/19/94
5,303,779 07/969,380 04/19/94
5,303,780 07/699,658 04/19/94
5,303,784 07/878,474 04/19/94
5,303,790 07/892,236 04/19/94
5,303,794 07/808,834 04/19/94
5,303,806 08/037,533 04/19/94
5,303,807 07/793,371 04/19/94
5,303,809 07/917,132 04/19/94
5,303,813 07/958,900 04/19/94
5,303,814 08/059,849 04/19/94
5,303,819 08/018,639 04/19/94
5,303,825 08/003,155 04/19/94
5,303,831 08/107,887 04/19/94
5,303,840 07/717,686 04/19/94
5,303,842 07/917,312 04/19/94
5,303,844 07/876,075 04/19/94
5,303,845 07/927,597 04/19/94
5,303,852 07/993,076 04/19/94
5,303,858 08/016,101 04/19/94
5,303,862 07/999,440 04/19/94
5,303,863 07/771,311 04/19/94
5,303,877 07/876,443 04/19/94
5,303,879 08/009,246 04/19/94
5,303,881 07/933,089 04/19/94
5,303,883 08/094,671 04/19/94
5,303,888 08/016,512 04/19/94
5,303,898 08/032,095 04/19/94
5,303,903 07/991,624 04/19/94
5,303,905 07/948,589 04/19/94
5,303,910 07/943,334 04/19/94
5,303,915 07/960,368 04/19/94
5,303,918 07/998,028 04/19/94
5,303,919 07/910,122 04/19/94
5,303,925 07/997,555 04/19/94
5,303,927 07/966,000 04/19/94
5,303,948 07/824,164 04/19/94
5,303,961 08/044,982 04/19/94
5,303,965 07/933,253 04/19/94
5,303,968 08/023,349 04/19/94
5,303,971 07/876,868 04/19/94
5,303,973 08/082,521 04/19/94
5,303,976 07/933,021 04/19/94
5,303,980 08/092,389 04/19/94
5,303,989 08/106,774 04/19/94
5,303,990 08/040,658 04/19/94
5,303,996 07/633,567 04/19/94
5,303,997 07/956,959 04/19/94
5,303,999 07/803,642 04/19/94
5,304,009 08/027,640 04/19/94
5,304,013 07/911,721 04/19/94
5,304,016 08/014,166 04/19/94
5,304,019 08/061,862 04/19/94
5,304,029 07/972,613 04/19/94
5,304,032 07/733,559 04/19/94
5,304,042 08/043,282 04/19/94
5,304,043 07/967,810 04/19/94
5,304,046 08/076,237 04/19/94
5,304,054 07/967,959 04/19/94
5,304,056 07/919,353 04/19/94
5,304,059 08/079,071 04/19/94
5,304,070 07/981,675 04/19/94
5,304,074 08/056,106 04/19/94
5,304,076 07/873,099 04/19/94
5,304,082 08/089,728 04/19/94
5,304,086 07/899,012 04/19/94
5,304,097 08/005,957 04/19/94
5,304,103 07/989,269 04/19/94
5,304,104 08/074,382 04/19/94
5,304,125 08/035,916 04/19/94
5,304,137 08/059,325 04/19/94
5,304,142 07/925,092 04/19/94
5,304,145 08/027,434 04/19/94
5,304,147 07/972,612 04/19/94
5,304,148 07/822,621 04/19/94
5,304,151 08/051,020 04/19/94
5,304,157 08/032,320 04/19/94
5,304,168 08/000,021 04/19/94
5,304,170 08/031,242 04/19/94
5,304,211 07/796,713 04/19/94
5,304,215 07/995,509 04/19/94
5,304,224 07/955,329 04/19/94
5,304,227 08/053,517 04/19/94
5,304,229 07/757,133 04/19/94
5,304,234 07/937,107 04/19/94
5,304,238 07/832,363 04/19/94
5,304,241 07/896,843 04/19/94
5,304,243 07/984,735 04/19/94
5,304,249 07/899,023 04/19/94
5,304,252 07/936,789 04/19/94
5,304,253 07/842,002 04/19/94
5,304,255 08/000,955 04/19/94
5,304,264 07/787,836 04/19/94
5,304,265 07/841,960 04/19/94
5,304,266 07/971,361 04/19/94
5,304,268 07/887,799 04/19/94
5,304,270 07/966,977 04/19/94
5,304,272 07/743,548 04/19/94
5,304,278 07/935,661 04/19/94
5,304,284 07/785,445 04/19/94
5,304,295 07/738,791 04/19/94
5,304,304 07/949,868 04/19/94
5,304,308 08/053,018 04/19/94
5,304,316 07/946,777 04/19/94
5,304,325 07/791,420 04/19/94
5,304,328 08/009,525 04/19/94
5,304,329 07/980,003 04/19/94
5,304,335 07/836,852 04/19/94
5,304,339 07/804,759 04/19/94
5,304,355 07/941,805 04/19/94
5,304,360 07/769,803 04/19/94
5,304,366 07/814,721 04/19/94
5,304,367 07/614,434 04/19/94
5,304,370 07/895,951 04/19/94
5,304,375 07/695,854 04/19/94
5,304,378 07/736,143 04/19/94
5,304,382 07/835,935 04/19/94
5,304,389 07/985,956 04/19/94
5,304,396 07/927,977 04/19/94
5,304,397 07/131,480 04/19/94
5,304,403 07/941,277 04/19/94
5,304,413 07/875,462 04/19/94
5,304,421 07/845,968 04/19/94
5,304,425 07/853,898 04/19/94
5,304,427 07/907,949 04/19/94
5,304,433 07/952,358 04/19/94
5,304,438 07/915,388 04/19/94
5,304,439 08/006,471 04/19/94
5,304,443 07/933,370 04/19/94
5,304,446 07/871,546 04/19/94
5,304,447 07/834,055 04/19/94
5,304,448 07/898,669 04/19/94
5,304,451 07/812,660 04/19/94
5,304,456 07/827,423 04/19/94
5,304,458 07/941,486 04/19/94
5,304,474 07/684,010 04/19/94
5,304,479 07/803,057 04/19/94
5,304,507 08/004,304 04/19/94
5,304,517 08/011,577 04/19/94
5,304,518 07/717,275 04/19/94
5,304,520 07/931,184 04/19/94
5,304,528 08/022,413 04/19/94
5,304,530 08/005,284 04/19/94
5,304,534 07/432,938 04/19/94
5,304,536 07/725,147 04/19/94
5,304,541 07/669,171 04/19/94
5,304,544 07/862,335 04/19/94
5,304,555 07/600,171 04/19/94
5,304,556 07/993,044 04/19/94
5,304,557 07/854,984 04/19/94
5,304,562 07/954,081 04/19/94
5,304,563 07/967,881 04/19/94
5,304,570 07/378,036 04/19/94
5,304,576 07/930,071 04/19/94
5,304,578 08/027,691 04/19/94
5,304,589 07/643,723 04/19/94
5,304,602 07/182,489 04/19/94
5,304,609 07/967,662 04/19/94
5,304,612 07/812,058 04/19/94
5,304,621 07/938,212 04/19/94
5,304,622 07/998,626 04/19/94
5,304,628 07/924,748 04/19/94
5,304,629 08/113,472 04/19/94
5,304,630 08/113,474 04/19/94
5,304,631 07/464,932 04/19/94
5,304,639 07/890,520 04/19/94
5,304,646 08/050,987 04/19/94
5,304,649 08/001,921 04/19/94
5,304,652 08/057,073 04/19/94
5,304,659 08/057,806 04/19/94
5,304,660 07/867,708 04/19/94
5,304,663 08/120,789 04/19/94
5,304,684 08/086,896 04/19/94
5,304,685 08/037,881 04/19/94
5,304,694 07/883,638 04/19/94
5,304,698 07/927,753 04/19/94
5,304,705 07/911,467 04/19/94
5,304,711 07/889,430 04/19/94
5,304,724 07/837,759 04/19/94
5,304,725 07/911,264 04/19/94
5,304,730 07/753,738 04/19/94
5,304,736 07/915,656 04/19/94
5,304,739 07/810,252 04/19/94
5,304,744 08/018,791 04/19/94
5,304,745 07/985,634 04/19/94
5,304,749 08/047,707 04/19/94
5,304,752 07/946,104 04/19/94
5,304,754 07/924,265 04/19/94
5,304,756 07/797,341 04/19/94
5,304,769 07/905,119 04/19/94
5,304,776 08/036,298 04/19/94
5,304,791 07/919,136 04/19/94
5,304,793 07/983,369 04/19/94
5,304,794 08/066,750 04/19/94
5,304,797 08/016,534 04/19/94
5,304,803 08/034,124 04/19/94
5,304,804 07/970,205 04/19/94
5,304,808 08/014,916 04/19/94
5,304,840 07/919,659 04/19/94
5,304,849 07/943,122 04/19/94
5,304,870 07/846,162 04/19/94
5,304,874 07/708,459 04/19/94
5,304,875 07/875,753 04/19/94
5,304,876 08/013,048 04/19/94
5,304,881 07/322,121 04/19/94
5,304,882 07/881,202 04/19/94
5,304,886 07/944,046 04/19/94
5,304,888 07/828,538 04/19/94
5,304,900 07/916,621 04/19/94
5,304,909 07/824,534 04/19/94
5,304,919 07/897,409 04/19/94
5,304,920 07/766,325 04/19/94
5,304,927 07/623,425 04/19/94
5,304,936 08/082,146 04/19/94
5,304,937 07/941,223 04/19/94
5,304,938 07/978,113 04/19/94
5,304,941 08/001,794 04/19/94
5,304,969 07/951,741 04/19/94
5,304,972 07/711,203 04/19/94
5,304,976 08/115,845 04/19/94
5,304,978 08/003,591 04/19/94
5,304,981 07/995,939 04/19/94
5,304,983 07/803,330 04/19/94
5,305,002 07/824,417 04/19/94
5,305,020 07/994,383 04/19/94
5,305,025 07/888,692 04/19/94
5,305,033 08/000,244 04/19/94
5,305,052 07/956,177 04/19/94
5,305,053 08/020,392 04/19/94
5,305,072 07/928,988 04/19/94
5,305,074 07/914,345 04/19/94
5,305,075 08/012,140 04/19/94
5,305,082 07/819,368 04/19/94
5,305,084 07/935,969 04/19/94
5,305,086 07/840,519 04/19/94
5,305,088 08/073,292 04/19/94
5,305,090 07/805,079 04/19/94
5,305,092 07/939,463 04/19/94
5,305,107 07/763,114 04/19/94
5,305,128 08/098,662 04/19/94
5,305,137 07/881,257 04/19/94
5,305,138 07/923,283 04/19/94
5,305,139 07/819,140 04/19/94
5,305,140 07/980,350 04/19/94
5,305,146 07/903,564 04/19/94
5,305,147 07/747,007 04/19/94
5,305,149 08/035,004 04/19/94
5,305,152 08/072,309 04/19/94
5,305,153 07/885,293 04/19/94
5,305,156 07/961,091 04/19/94
5,305,157 07/965,797 04/19/94
5,305,159 07/741,069 04/19/94
5,305,166 07/968,891 04/19/94
5,305,167 07/780,033 04/19/94
5,305,175 07/894,806 04/19/94
5,305,190 07/717,362 04/19/94
5,305,191 07/871,370 04/19/94
5,305,195 07/856,250 04/19/94
5,305,197 07/969,022 04/19/94
5,305,202 07/790,045 04/19/94
5,305,209 07/649,646 04/19/94
5,305,224 07/948,153 04/19/94
5,305,232 07/882,321 04/19/94
5,305,237 07/729,457 04/19/94
5,305,239 07/416,889 04/19/94
5,305,243 07/741,391 04/19/94
5,305,246 08/005,853 04/19/94
5,305,258 07/751,535 04/19/94
5,305,267 08/051,405 04/19/94
5,305,273 07/942,606 04/19/94
5,305,278 07/801,809 04/19/94
5,305,280 07/862,499 04/19/94
5,305,287 07/963,363 04/19/94
5,305,320 07/953,571 04/19/94
5,305,330 08/039,959 04/19/94
5,305,331 07/684,411 04/19/94
5,305,346 08/117,857 04/19/94
5,305,367 07/697,711 04/19/94
5,305,374 07/868,889 04/19/94
5,305,379 07/885,370 04/19/94
5,305,396 07/870,507 04/19/94
5,305,401 07/920,577 04/19/94
5,305,409 07/966,926 04/19/94
5,305,422 07/843,013 04/19/94
5,305,423 07/931,963 04/19/94
5,305,424 07/558,315 04/19/94
5,305,426 07/883,040 04/19/94
5,305,428 08/032,684 04/19/94
5,305,432 07/939,509 04/19/94
5,305,434 07/861,357 04/19/94
5,305,442 07/858,698 04/19/94
5,305,448 08/122,620 04/19/94
5,305,451 07/578,035 04/19/94
5,305,457 08/097,915 04/19/94
5,305,461 07/862,912 04/19/94
5,305,465 07/582,750 04/19/94
PATENTS WHICH EXPIRED ON April 21, 2002
DUE TO FAILURE TO PAY MAINTENANCE FEES
Patent Serial Issue
Number Number Date
5,740,550 08/867,122 04/21/98
5,740,551 08/661,275 04/21/98
5,740,556 08/697,479 04/21/98
5,740,557 08/616,227 04/21/98
5,740,560 08/499,767 04/21/98
5,740,561 08/728,912 04/21/98
5,740,565 08/812,357 04/21/98
5,740,566 08/722,772 04/21/98
5,740,570 08/695,808 04/21/98
5,740,571 08/619,195 04/21/98
5,740,572 08/824,546 04/21/98
5,740,578 08/631,357 04/21/98
5,740,585 08/181,075 04/21/98
5,740,588 08/366,620 04/21/98
5,740,590 08/709,637 04/21/98
5,740,592 08/696,856 04/21/98
5,740,608 08/609,703 04/21/98
5,740,612 08/723,090 04/21/98
5,740,622 08/692,271 04/21/98
5,740,624 08/399,213 04/21/98
5,740,625 08/734,540 04/21/98
5,740,630 08/553,538 04/21/98
5,740,633 08/555,885 04/21/98
5,740,636 08/048,616 04/21/98
5,740,645 08/780,586 04/21/98
5,740,650 08/578,089 04/21/98
5,740,653 08/631,619 04/21/98
5,740,662 08/713,723 04/21/98
5,740,663 08/775,026 04/21/98
5,740,666 08/587,241 04/21/98
5,740,682 08/376,933 04/21/98
5,740,684 08/480,576 04/21/98
5,740,689 08/864,908 04/21/98
5,740,692 08/643,248 04/21/98
5,740,693 08/490,028 04/21/98
5,740,696 08/695,959 04/21/98
5,740,700 08/648,993 04/21/98
5,740,714 08/755,651 04/21/98
5,740,718 08/734,466 04/21/98
5,740,720 08/870,060 04/21/98
5,740,723 08/820,532 04/21/98
5,740,732 08/768,212 04/21/98
5,740,737 08/760,969 04/21/98
5,740,753 08/547,148 04/21/98
5,740,754 08/827,595 04/21/98
5,740,756 08/743,319 04/21/98
5,740,757 08/704,695 04/21/98
5,740,758 08/806,015 04/21/98
5,740,759 08/767,024 04/21/98
5,740,761 08/787,348 04/21/98
5,740,765 08/685,514 04/21/98
5,740,772 08/733,094 04/21/98
5,740,781 08/647,236 04/21/98
5,740,789 08/519,153 04/21/98
5,740,790 08/540,263 04/21/98
5,740,797 08/606,412 04/21/98
5,740,809 08/329,299 04/21/98
5,740,814 08/872,482 04/21/98
5,740,816 08/781,726 04/21/98
5,740,819 08/744,617 04/21/98
5,740,822 08/784,690 04/21/98
5,740,825 08/799,501 04/21/98
5,740,827 08/832,901 04/21/98
5,740,832 08/743,939 04/21/98
5,740,835 08/840,579 04/21/98
5,740,843 08/628,796 04/21/98
5,740,846 08/729,983 04/21/98
5,740,847 08/717,761 04/21/98
5,740,862 08/828,623 04/21/98
5,740,865 08/496,009 04/21/98
5,740,868 08/592,322 04/21/98
5,740,869 08/414,422 04/21/98
5,740,878 08/563,271 04/21/98
5,740,881 08/744,656 04/21/98
5,740,882 08/658,941 04/21/98
5,740,883 08/790,220 04/21/98
5,740,885 08/513,402 04/21/98
5,740,891 08/732,509 04/21/98
5,740,903 08/585,590 04/21/98
5,740,906 08/693,519 04/21/98
5,740,909 08/795,507 04/21/98
5,740,910 08/709,654 04/21/98
5,740,912 08/824,193 04/21/98
5,740,915 08/797,171 04/21/98
5,740,917 08/581,900 04/21/98
5,740,920 08/501,097 04/21/98
5,740,923 08/710,785 04/21/98
5,740,925 08/538,915 04/21/98
5,740,926 08/770,665 04/21/98
5,740,928 08/663,064 04/21/98
5,740,929 08/721,086 04/21/98
5,740,935 08/629,767 04/21/98
5,740,936 08/754,027 04/21/98
5,740,939 08/650,287 04/21/98
5,740,940 08/661,698 04/21/98
5,740,948 08/792,372 04/21/98
5,740,951 08/826,579 04/21/98
5,740,957 08/517,997 04/21/98
5,740,966 08/760,911 04/21/98
5,740,967 08/848,791 04/21/98
5,740,970 08/756,139 04/21/98
5,740,975 08/782,954 04/21/98
5,740,978 08/757,671 04/21/98
5,740,979 08/704,667 04/21/98
5,740,992 08/798,622 04/21/98
5,740,993 08/722,166 04/21/98
5,740,995 08/670,459 04/21/98
5,740,998 08/612,050 04/21/98
5,741,002 08/576,153 04/21/98
5,741,009 08/526,628 04/21/98
5,741,011 08/810,804 04/21/98
5,741,012 08/814,742 04/21/98
5,741,014 08/528,088 04/21/98
5,741,017 08/508,535 04/21/98
5,741,018 08/826,775 04/21/98
5,741,019 08/659,152 04/21/98
5,741,021 08/528,760 04/21/98
5,741,023 08/389,873 04/21/98
5,741,028 08/805,771 04/21/98
5,741,029 08/601,103 04/21/98
5,741,037 08/662,222 04/21/98
5,741,040 08/531,632 04/21/98
5,741,042 08/409,471 04/21/98
5,741,047 08/630,003 04/21/98
5,741,049 08/659,077 04/21/98
5,741,050 08/516,784 04/21/98
5,741,052 08/666,941 04/21/98
5,741,054 08/689,525 04/21/98
5,741,055 08/730,194 04/21/98
5,741,057 08/636,026 04/21/98
5,741,061 08/755,043 04/21/98
5,741,062 08/698,790 04/21/98
5,741,063 08/623,537 04/21/98
5,741,068 08/583,011 04/21/98
5,741,076 08/767,209 04/21/98
5,741,088 08/702,834 04/21/98
5,741,091 08/596,583 04/21/98
5,741,094 08/821,323 04/21/98
5,741,100 08/557,738 04/21/98
5,741,103 08/792,755 04/21/98
5,741,107 08/583,122 04/21/98
5,741,108 08/636,037 04/21/98
5,741,110 08/775,965 04/21/98
5,741,112 08/584,251 04/21/98
5,741,138 08/695,486 04/21/98
5,741,140 08/530,985 04/21/98
5,741,143 08/679,352 04/21/98
5,741,150 08/770,105 04/21/98
5,741,156 08/747,118 04/21/98
5,741,163 08/677,553 04/21/98
5,741,167 08/550,038 04/21/98
5,741,168 08/667,623 04/21/98
5,741,169 08/812,996 04/21/98
5,741,170 08/687,241 04/21/98
5,741,175 08/753,535 04/21/98
5,741,177 08/495,981 04/21/98
5,741,178 08/660,806 04/21/98
5,741,187 08/573,911 04/21/98
5,741,198 08/558,751 04/21/98
5,741,204 08/796,732 04/21/98
5,741,207 08/590,204 04/21/98
5,741,208 08/735,449 04/21/98
5,741,216 08/313,183 04/21/98
5,741,219 08/328,680 04/21/98
5,741,234 08/680,929 04/21/98
5,741,235 08/741,405 04/21/98
5,741,238 08/398,161 04/21/98
5,741,247 08/522,503 04/21/98
5,741,266 08/716,086 04/21/98
5,741,268 08/618,415 04/21/98
5,741,272 08/585,301 04/21/98
5,741,276 08/623,154 04/21/98
5,741,278 08/731,601 04/21/98
5,741,283 08/778,746 04/21/98
5,741,288 08/670,513 04/21/98
5,741,290 08/541,560 04/21/98
5,741,291 08/650,863 04/21/98
5,741,293 08/563,375 04/21/98
5,741,294 08/803,778 04/21/98
5,741,299 08/811,899 04/21/98
5,741,303 08/523,718 04/21/98
5,741,324 08/590,903 04/21/98
5,741,325 08/657,975 04/21/98
5,741,336 08/703,912 04/21/98
5,741,352 08/699,547 04/21/98
5,741,357 08/517,713 04/21/98
5,741,368 08/593,628 04/21/98
5,741,381 08/650,259 04/21/98
5,741,387 08/515,411 04/21/98
5,741,388 08/496,595 04/21/98
5,741,390 08/474,121 04/21/98
5,741,394 08/617,118 04/21/98
5,741,397 08/584,343 04/21/98
5,741,398 08/779,255 04/21/98
5,741,399 08/669,678 04/21/98
5,741,405 08/681,518 04/21/98
5,741,413 08/670,425 04/21/98
5,741,417 08/690,338 04/21/98
5,741,419 08/719,962 04/21/98
5,741,420 08/814,709 04/21/98
5,741,422 08/524,005 04/21/98
5,741,423 08/793,263 04/21/98
5,741,453 08/553,152 04/21/98
5,741,469 08/727,843 04/21/98
5,741,484 08/476,377 04/21/98
5,741,494 08/530,385 04/21/98
5,741,499 08/734,673 04/21/98
5,741,507 08/732,383 04/21/98
5,741,515 08/542,752 04/21/98
5,741,529 08/687,780 04/21/98
5,741,532 08/557,802 04/21/98
5,741,544 08/521,858 04/21/98
5,741,548 08/718,724 04/21/98
5,741,552 08/666,738 04/21/98
5,741,560 08/740,945 04/21/98
5,741,561 08/401,279 04/21/98
5,741,562 08/587,555 04/21/98
5,741,566 08/507,256 04/21/98
5,741,577 08/555,409 04/21/98
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