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 main-
tenance 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 ap-
plicable surcharge.
PATENTS WHICH EXPIRED ON February 17, 1999
DUE TO FAILURE TO PAY MAINTENANCE FEES
Patent Application Issue
Number Number Date
4,642,821 06/840,338 02/17/87
4,642,823 06/689,658 02/17/87
4,642,826 06/565,455 02/17/87
4,642,830 06/679,554 02/17/87
4,642,834 06/777,177 02/17/87
4,642,838 06/791,730 02/17/87
4,642,843 06/649,367 02/17/87
4,642,859 06/877,088 02/17/87
4,642,862 06/840,405 02/17/87
4,642,865 06/651,329 02/17/87
4,642,874 06/791,016 02/17/87
4,642,877 06/750,364 02/17/87
4,642,879 06/555,547 02/17/87
4,642,883 06/695,746 02/17/87
4,642,888 06/669,218 02/17/87
4,642,907 06/790,210 02/17/87
4,642,910 06/850,548 02/17/87
4,642,925 06/801,082 02/17/87
4,642,928 06/620,892 02/17/87
4,642,929 06/829,942 02/17/87
4,642,939 06/718,372 02/17/87
4,642,943 06/800,534 02/17/87
4,642,944 06/762,870 02/17/87
4,642,946 06/783,110 02/17/87
4,642,947 06/768,505 02/17/87
4,642,948 06/663,470 02/17/87
4,642,951 06/779,959 02/17/87
4,642,976 06/778,047 02/17/87
4,642,977 06/793,801 02/17/87
4,642,978 06/757,637 02/17/87
4,642,980 06/870,287 02/17/87
4,643,001 06/818,833 02/17/87
4,643,002 06/780,465 02/17/87
4,643,007 06/766,441 02/17/87
4,643,017 06/820,061 02/17/87
4,643,025 06/740,835 02/17/87
4,643,026 06/796,336 02/17/87
4,643,028 06/710,388 02/17/87
4,643,029 06/546,603 02/17/87
4,643,030 06/693,256 02/17/87
4,643,031 06/644,447 02/17/87
4,643,038 06/737,241 02/17/87
4,643,042 06/757,657 02/17/87
4,643,045 06/629,519 02/17/87
4,643,047 06/313,442 02/17/87
4,643,048 06/625,695 02/17/87
4,643,049 06/788,520 02/17/87
4,643,053 06/300,479 02/17/87
4,643,057 06/660,749 02/17/87
4,643,067 06/631,131 02/17/87
4,643,076 06/776,091 02/17/87
4,643,079 06/716,873 02/17/87
4,643,088 06/687,857 02/17/87
4,643,093 06/707,047 02/17/87
4,643,105 06/711,258 02/17/87
4,643,109 06/802,033 02/17/87
4,643,111 06/767,892 02/17/87
4,643,119 06/754,504 02/17/87
4,643,137 06/733,747 02/17/87
4,643,140 06/742,768 02/17/87
4,643,149 06/752,063 02/17/87
4,643,150 06/790,512 02/17/87
4,643,153 06/777,639 02/17/87
4,643,156 06/609,927 02/17/87
4,643,162 06/771,704 02/17/87
4,643,174 06/620,830 02/17/87
4,643,175 06/775,726 02/17/87
4,643,179 06/247,604 02/17/87
4,643,185 06/656,387 02/17/87
4,643,187 06/615,419 02/17/87
4,643,201 06/230,940 02/17/87
4,643,213 06/637,615 02/17/87
4,643,218 06/855,423 02/17/87
4,643,252 06/747,738 02/17/87
4,643,254 06/730,971 02/17/87
4,643,256 06/712,932 02/17/87
4,643,257 06/722,919 02/17/87
4,643,270 06/792,194 02/17/87
4,643,277 06/753,662 02/17/87
4,643,283 06/778,868 02/17/87
4,643,288 06/728,592 02/17/87
4,643,295 06/865,948 02/17/87
4,643,297 06/695,110 02/17/87
4,643,301 06/751,949 02/17/87
4,643,303 06/787,787 02/17/87
4,643,307 06/827,071 02/17/87
4,643,326 06/737,503 02/17/87
4,643,329 06/842,315 02/17/87
4,643,332 06/859,831 02/17/87
4,643,336 06/678,274 02/17/87
4,643,347 06/659,066 02/17/87
4,643,351 06/745,420 02/17/87
4,643,352 06/871,140 02/17/87
4,643,354 06/693,788 02/17/87
4,643,361 06/661,681 02/17/87
4,643,364 06/755,507 02/17/87
4,643,365 06/752,651 02/17/87
4,643,382 06/702,125 02/17/87
4,643,395 06/800,250 02/17/87
4,643,407 06/628,258 02/17/87
4,643,416 06/659,661 02/17/87
4,643,446 06/659,709 02/17/87
4,643,452 06/765,650 02/17/87
4,643,457 06/870,667 02/17/87
4,643,463 06/698,693 02/17/87
4,643,464 06/645,072 02/17/87
4,643,477 06/832,871 02/17/87
4,643,481 06/669,550 02/17/87
4,643,482 06/623,106 02/17/87
4,643,486 06/706,031 02/17/87
4,643,487 06/695,489 02/17/87
4,643,494 06/597,175 02/17/87
4,643,506 06/735,890 02/17/87
4,643,516 06/463,408 02/17/87
4,643,528 06/712,966 02/17/87
4,643,550 06/719,541 02/17/87
4,643,560 06/802,395 02/17/87
4,643,564 06/541,424 02/17/87
4,643,574 06/629,726 02/17/87
4,643,576 06/724,397 02/17/87
4,643,586 06/754,814 02/17/87
4,643,587 06/774,820 02/17/87
4,643,591 06/782,208 02/17/87
4,643,595 06/672,927 02/17/87
4,643,596 06/776,997 02/17/87
4,643,597 06/686,899 02/17/87
4,643,605 06/570,222 02/17/87
4,643,606 06/667,658 02/17/87
4,643,610 06/880,443 02/17/87
4,643,614 06/757,706 02/17/87
4,643,623 06/625,960 02/17/87
4,643,641 06/648,498 02/17/87
4,643,646 06/700,335 02/17/87
4,643,647 06/790,201 02/17/87
4,643,648 06/546,503 02/17/87
4,643,650 06/801,236 02/17/87
4,643,656 06/817,508 02/17/87
4,643,657 06/780,954 02/17/87
4,643,673 06/557,187 02/17/87
4,643,679 06/801,409 02/17/87
4,643,681 06/726,198 02/17/87
4,643,686 06/752,842 02/17/87
4,643,700 06/730,377 02/17/87
4,643,701 06/772,567 02/17/87
4,643,713 06/667,985 02/17/87
4,643,722 06/747,027 02/17/87
4,643,726 06/626,175 02/17/87
4,643,728 06/328,293 02/17/87
4,643,730 06/781,089 02/17/87
4,643,733 06/481,912 02/17/87
4,643,736 06/731,591 02/17/87
4,643,760 06/676,905 02/17/87
4,643,765 06/743,480 02/17/87
4,643,780 06/664,058 02/17/87
4,643,783 06/724,618 02/17/87
4,643,788 06/719,512 02/17/87
4,643,796 06/776,184 02/17/87
4,643,799 06/809,202 02/17/87
4,643,800 06/742,138 02/17/87
4,643,803 06/674,752 02/17/87
4,643,806 06/545,471 02/17/87
4,643,810 06/719,916 02/17/87
4,643,813 06/775,295 02/17/87
4,643,819 06/689,855 02/17/87
4,643,821 06/783,040 02/17/87
4,643,823 06/416,757 02/17/87
4,643,828 06/733,737 02/17/87
4,643,836 06/782,352 02/17/87
4,643,851 06/532,483 02/17/87
4,643,858 06/708,087 02/17/87
4,643,867 06/553,600 02/17/87
4,643,869 06/627,473 02/17/87
4,643,873 06/705,137 02/17/87
4,643,874 06/715,188 02/17/87
4,643,877 06/638,883 02/17/87
4,643,879 06/750,793 02/17/87
4,643,883 06/821,470 02/17/87
4,643,886 06/805,672 02/17/87
4,643,887 06/412,051 02/17/87
4,643,890 06/647,958 02/17/87
4,643,893 06/708,877 02/17/87
4,643,895 06/438,037 02/17/87
4,643,902 06/648,023 02/17/87
4,643,909 06/784,297 02/17/87
4,643,919 06/827,131 02/17/87
4,643,928 06/674,078 02/17/87
4,643,932 06/803,650 02/17/87
4,643,934 06/698,980 02/17/87
4,643,949 06/483,399 02/17/87
4,643,950 06/837,005 02/17/87
4,643,971 06/567,066 02/17/87
4,643,975 06/568,179 02/17/87
4,643,976 06/740,861 02/17/87
4,643,979 06/670,924 02/17/87
4,643,991 06/683,316 02/17/87
4,643,994 06/682,435 02/17/87
4,644,014 06/604,645 02/17/87
4,644,018 06/815,517 02/17/87
4,644,020 06/461,707 02/17/87
4,644,022 06/802,280 02/17/87
4,644,025 06/746,567 02/17/87
4,644,036 06/604,084 02/17/87
4,644,043 06/792,570 02/17/87
4,644,058 06/442,590 02/17/87
4,644,060 06/736,386 02/17/87
4,644,062 06/825,718 02/17/87
4,644,068 06/641,780 02/17/87
4,644,071 06/629,916 02/17/87
4,644,073 06/710,754 02/17/87
4,644,081 06/829,662 02/17/87
4,644,082 06/682,716 02/17/87
4,644,085 06/740,969 02/17/87
4,644,099 06/722,048 02/17/87
4,644,102 06/717,534 02/17/87
4,644,103 06/740,972 02/17/87
4,644,112 06/815,895 02/17/87
4,644,116 06/741,641 02/17/87
4,644,141 06/784,516 02/17/87
4,644,144 06/733,984 02/17/87
4,644,163 06/787,866 02/17/87
4,644,164 06/688,920 02/17/87
4,644,173 06/629,159 02/17/87
4,644,175 06/720,306 02/17/87
4,644,176 06/616,952 02/17/87
4,644,181 06/584,150 02/17/87
4,644,189 06/649,453 02/17/87
4,644,198 06/666,860 02/17/87
4,644,199 06/715,047 02/17/87
4,644,200 06/764,349 02/17/87
4,644,204 06/805,877 02/17/87
4,644,209 06/660,835 02/17/87
4,644,222 06/716,449 02/17/87
4,644,224 06/792,985 02/17/87
4,644,231 06/674,989 02/17/87
4,644,250 06/692,153 02/17/87
4,644,253 06/829,432 02/17/87
4,644,256 06/514,187 02/17/87
4,644,264 06/717,409 02/17/87
4,644,265 06/771,928 02/17/87
4,644,266 06/747,668 02/17/87
4,644,267 06/742,825 02/17/87
4,644,269 06/499,279 02/17/87
4,644,271 06/705,149 02/17/87
4,644,272 06/636,301 02/17/87
4,644,279 06/717,523 02/17/87
4,644,284 06/686,203 02/17/87
4,644,287 06/837,955 02/17/87
4,644,291 06/632,231 02/17/87
4,644,292 06/739,953 02/17/87
4,644,300 06/685,165 02/17/87
4,644,302 06/823,628 02/17/87
4,644,308 06/780,745 02/17/87
4,644,311 06/767,386 02/17/87
4,644,313 06/719,889 02/17/87
4,644,333 06/657,798 02/17/87
4,644,334 06/824,927 02/17/87
4,644,336 06/621,003 02/17/87
4,644,340 06/562,949 02/17/87
4,644,341 06/627,853 02/17/87
4,644,342 06/594,510 02/17/87
4,644,354 06/747,843 02/17/87
4,644,359 06/556,919 02/17/87
4,644,362 06/639,284 02/17/87
4,644,364 06/679,442 02/17/87
4,644,369 06/732,278 02/17/87
4,644,378 06/816,972 02/17/87
4,644,392 06/859,214 02/17/87
4,644,399 06/490,706 02/17/87
4,644,402 06/736,073 02/17/87
4,644,407 06/668,852 02/17/87
4,644,408 06/809,807 02/17/87
4,644,418 06/620,622 02/17/87
4,644,427 06/588,936 02/17/87
4,644,428 06/651,431 02/17/87
4,644,431 06/677,059 02/17/87
4,644,432 06/695,647 02/17/87
4,644,438 06/613,623 02/17/87
4,644,443 06/781,064 02/17/87
4,644,447 06/800,723 02/17/87
4,644,454 06/687,474 02/17/87
4,644,461 06/490,154 02/17/87
4,644,463 06/764,520 02/17/87
4,644,467 06/454,456 02/17/87
4,644,473 06/603,726 02/17/87
4,644,479 06/636,195 02/17/87
4,644,482 06/685,252 02/17/87
4,644,483 06/606,249 02/17/87
4,644,493 06/651,184 02/17/87
4,644,496 06/457,197 02/17/87
4,644,500 06/638,677 02/17/87
4,644,510 06/711,954 02/17/87
4,644,519 06/615,854 02/17/87
4,644,536 06/630,015 02/17/87
4,644,540 06/661,011 02/17/87
4,644,543 06/654,825 02/17/87
4,644,549 06/737,468 02/17/87
4,644,552 06/612,642 02/17/87
4,644,558 06/740,378 02/17/87
4,644,570 06/778,230 02/17/87
4,644,583 06/691,016 02/17/87
4,644,585 06/700,050 02/17/87
4,644,586 06/664,463 02/17/87
4,644,587 06/443,719 02/17/87
PATENTS WHICH EXPIRED ON February 12, 1999
DUE TO FAILURE TO PAY MAINTENANCE FEES
4,991,231 07/269,489 02/12/91
4,991,243 07/221,259 02/12/91
4,991,247 07/460,188 02/12/91
4,991,252 06/774,081 02/12/91
4,991,253 07/464,514 02/12/91
4,991,255 07/388,143 02/12/91
4,991,257 07/322,099 02/12/91
4,991,271 07/449,504 02/12/91
4,991,275 07/481,651 02/12/91
4,991,278 07/449,083 02/12/91
4,991,286 07/453,726 02/12/91
4,991,288 07/415,164 02/12/91
4,991,292 07/387,293 02/12/91
4,991,293 07/388,508 02/12/91
4,991,296 07/381,194 02/12/91
4,991,298 07/243,983 02/12/91
4,991,300 07/445,989 02/12/91
4,991,303 07/448,340 02/12/91
4,991,308 07/367,587 02/12/91
4,991,311 07/371,978 02/12/91
4,991,312 07/499,004 02/12/91
4,991,317 07/323,340 02/12/91
4,991,319 07/404,978 02/12/91
4,991,328 07/344,875 02/12/91
4,991,334 07/428,977 02/12/91
4,991,337 07/240,720 02/12/91
4,991,344 06/890,168 02/12/91
4,991,345 07/417,887 02/12/91
4,991,347 07/530,478 02/12/91
4,991,353 06/761,077 02/12/91
4,991,355 07/345,836 02/12/91
4,991,356 07/360,342 02/12/91
4,991,358 07/432,654 02/12/91
4,991,359 07/428,622 02/12/91
4,991,365 07/364,260 02/12/91
4,991,367 07/405,569 02/12/91
4,991,371 07/404,497 02/12/91
4,991,386 07/045,309 02/12/91
4,991,395 07/316,040 02/12/91
4,991,397 07/447,916 02/12/91
4,991,399 07/280,614 02/12/91
4,991,406 07/384,422 02/12/91
4,991,408 07/414,446 02/12/91
4,991,412 06/539,594 02/12/91
4,991,415 07/554,803 02/12/91
4,991,417 07/496,369 02/12/91
4,991,420 07/237,240 02/12/91
4,991,426 07/397,507 02/12/91
4,991,436 07/456,933 02/12/91
4,991,437 07/277,803 02/12/91
4,991,445 07/458,995 02/12/91
4,991,451 07/370,405 02/12/91
4,991,454 07/526,157 02/12/91
4,991,455 07/521,799 02/12/91
4,991,456 07/524,857 02/12/91
4,991,465 07/343,487 02/12/91
4,991,466 07/378,091 02/12/91
4,991,472 07/267,081 02/12/91
4,991,473 07/369,329 02/12/91
4,991,482 07/086,090 02/12/91
4,991,487 07/373,045 02/12/91
4,991,493 07/303,762 02/12/91
4,991,496 07/393,487 02/12/91
4,991,498 07/465,436 02/12/91
4,991,503 07/398,134 02/12/91
4,991,505 07/482,529 02/12/91
4,991,511 07/426,446 02/12/91
4,991,513 07/491,792 02/12/91
4,991,514 07/456,479 02/12/91
4,991,519 07/467,952 02/12/91
4,991,522 07/484,999 02/12/91
4,991,526 07/384,171 02/12/91
4,991,527 07/430,793 02/12/91
4,991,533 07/230,298 02/12/91
4,991,538 07/408,458 02/12/91
4,991,544 07/562,304 02/12/91
4,991,557 07/396,592 02/12/91
4,991,562 07/412,177 02/12/91
4,991,566 07/344,068 02/12/91
4,991,567 07/465,334 02/12/91
4,991,570 07/361,926 02/12/91
4,991,578 07/333,391 02/12/91
4,991,581 07/164,204 02/12/91
4,991,597 07/057,430 02/12/91
4,991,598 07/395,876 02/12/91
4,991,600 07/438,455 02/12/91
4,991,603 07/429,261 02/12/91
4,991,607 07/461,847 02/12/91
4,991,608 07/329,021 02/12/91
4,991,613 07/432,263 02/12/91
4,991,614 07/438,412 02/12/91
4,991,619 07/451,183 02/12/91
4,991,624 07/508,291 02/12/91
4,991,625 07/448,639 02/12/91
4,991,628 07/564,704 02/12/91
4,991,629 07/248,016 02/12/91
4,991,633 07/473,072 02/12/91
4,991,635 07/391,186 02/12/91
4,991,636 07/012,931 02/12/91
4,991,645 07/430,208 02/12/91
4,991,647 07/539,983 02/12/91
4,991,651 07/366,510 02/12/91
4,991,656 07/502,462 02/12/91
4,991,661 07/513,069 02/12/91
4,991,666 07/288,189 02/12/91
4,991,668 07/306,050 02/12/91
4,991,682 07/298,611 02/12/91
4,991,686 07/282,741 02/12/91
4,991,687 07/454,239 02/12/91
4,991,691 07/542,738 02/12/91
4,991,695 06/749,215 02/12/91
4,991,696 07/419,081 02/12/91
4,991,703 07/319,188 02/12/91
4,991,705 07/367,881 02/12/91
4,991,708 07/281,098 02/12/91
4,991,710 07/467,886 02/12/91
4,991,718 07/328,954 02/12/91
4,991,719 07/449,536 02/12/91
4,991,722 07/531,932 02/12/91
4,991,724 07/473,454 02/12/91
4,991,749 07/417,292 02/12/91
4,991,753 07/356,779 02/12/91
4,991,759 07/499,239 02/12/91
4,991,767 07/379,306 02/12/91
4,991,770 07/499,877 02/12/91
4,991,771 07/385,653 02/12/91
4,991,773 07/325,136 02/12/91
4,991,776 07/450,474 02/12/91
4,991,787 07/324,238 02/12/91
4,991,788 07/414,689 02/12/91
4,991,792 07/425,847 02/12/91
4,991,793 07/551,038 02/12/91
4,991,798 07/435,354 02/12/91
4,991,802 07/482,703 02/12/91
4,991,804 07/441,760 02/12/91
4,991,808 07/405,936 02/12/91
4,991,812 07/463,402 02/12/91
4,991,813 07/492,974 02/12/91
4,991,821 07/367,477 02/12/91
4,991,823 07/515,089 02/12/91
4,991,825 07/453,661 02/12/91
4,991,835 07/452,481 02/12/91
4,991,836 07/298,738 02/12/91
4,991,837 07/409,246 02/12/91
4,991,838 07/506,098 02/12/91
4,991,840 07/442,661 02/12/91
4,991,843 07/327,670 02/12/91
4,991,845 07/366,488 02/12/91
4,991,847 07/435,593 02/12/91
4,991,851 07/521,299 02/12/91
4,991,855 07/227,910 02/12/91
4,991,859 07/510,037 02/12/91
4,991,861 07/286,956 02/12/91
4,991,864 07/318,820 02/12/91
4,991,865 07/396,981 02/12/91
4,991,866 07/388,986 02/12/91
4,991,867 07/505,998 02/12/91
4,991,869 07/416,181 02/12/91
4,991,872 07/519,164 02/12/91
4,991,873 07/425,114 02/12/91
4,991,881 07/378,405 02/12/91
4,991,884 07/561,390 02/12/91
4,991,890 07/513,022 02/12/91
4,991,892 07/339,975 02/12/91
4,991,893 07/236,415 02/12/91
4,991,897 07/362,236 02/12/91
4,991,899 07/440,317 02/12/91
4,991,900 07/419,780 02/12/91
4,991,905 07/396,515 02/12/91
4,991,925 07/253,239 02/12/91
4,991,927 07/390,180 02/12/91
4,991,948 07/275,088 02/12/91
4,991,954 07/430,062 02/12/91
4,991,964 07/237,603 02/12/91
4,991,967 07/455,920 02/12/91
4,991,969 07/342,852 02/12/91
4,991,971 07/311,130 02/12/91
4,991,973 07/358,138 02/12/91
4,991,979 07/454,503 02/12/91
4,991,983 07/242,709 02/12/91
4,991,986 07/460,623 02/12/91
4,991,990 07/461,263 02/12/91
4,991,992 07/413,191 02/12/91
4,992,000 07/369,042 02/12/91
4,992,003 07/296,503 02/12/91
4,992,013 07/260,788 02/12/91
4,992,017 07/355,000 02/12/91
4,992,021 07/439,456 02/12/91
4,992,023 07/548,651 02/12/91
4,992,039 07/311,417 02/12/91
4,992,040 07/495,672 02/12/91
4,992,049 07/193,328 02/12/91
4,992,059 07/445,292 02/12/91
4,992,063 07/546,994 02/12/91
4,992,066 07/386,702 02/12/91
4,992,076 07/315,942 02/12/91
4,992,077 07/187,539 02/12/91
4,992,078 07/314,730 02/12/91
4,992,080 07/438,820 02/12/91
4,992,088 07/420,004 02/12/91
4,992,090 07/361,088 02/12/91
4,992,096 07/364,770 02/12/91
4,992,097 07/419,829 02/12/91
4,992,099 07/417,252 02/12/91
4,992,100 07/390,653 02/12/91
4,992,107 07/440,704 02/12/91
4,992,109 07/450,288 02/12/91
4,992,113 07/571,022 02/12/91
4,992,117 07/340,124 02/12/91
4,992,118 07/488,609 02/12/91
4,992,122 07/258,577 02/12/91
4,992,129 07/144,647 02/12/91
4,992,130 07/372,846 02/12/91
4,992,142 07/503,186 02/12/91
4,992,147 07/190,630 02/12/91
4,992,148 07/476,711 02/12/91
4,992,150 07/337,622 02/12/91
4,992,151 07/472,507 02/12/91
4,992,152 07/504,362 02/12/91
4,992,154 07/395,842 02/12/91
4,992,161 07/197,378 02/12/91
4,992,174 07/363,077 02/12/91
4,992,177 07/419,660 02/12/91
4,992,178 07/278,926 02/12/91
4,992,179 07/439,545 02/12/91
4,992,182 07/311,378 02/12/91
4,992,189 07/476,081 02/12/91
4,992,193 07/318,499 02/12/91
4,992,207 06/762,658 02/12/91
4,992,211 07/439,723 02/12/91
4,992,212 07/259,072 02/12/91
4,992,214 07/256,973 02/12/91
4,992,221 07/571,817 02/12/91
4,992,225 07/260,211 02/12/91
4,992,226 07/245,449 02/12/91
4,992,235 07/327,592 02/12/91
4,992,238 07/386,239 02/12/91
4,992,242 07/556,185 02/12/91
4,992,246 07/397,432 02/12/91
4,992,247 07/350,160 02/12/91
4,992,260 07/385,572 02/12/91
4,992,261 07/432,267 02/12/91
4,992,267 07/187,605 02/12/91
4,992,273 06/878,876 02/12/91
4,992,274 07/158,542 02/12/91
4,992,279 06/752,212 02/12/91
4,992,281 07/339,658 02/12/91
4,992,286 07/494,162 02/12/91
4,992,289 07/422,845 02/12/91
4,992,292 07/510,042 02/12/91
4,992,293 07/409,386 02/12/91
4,992,299 07/473,300 02/12/91
4,992,306 07/473,503 02/12/91
4,992,310 07/371,609 02/12/91
4,992,311 07/332,823 02/12/91
4,992,315 07/434,384 02/12/91
4,992,318 07/426,991 02/12/91
4,992,321 07/209,626 02/12/91
4,992,329 07/328,746 02/12/91
4,992,335 06/875,838 02/12/91
4,992,337 07/472,676 02/12/91
4,992,339 07/493,169 02/12/91
4,992,344 07/350,198 02/12/91
4,992,346 07/452,843 02/12/91
4,992,350 07/409,421 02/12/91
4,992,355 07/538,460 02/12/91
4,992,368 07/508,910 02/12/91
4,992,369 07/366,576 02/12/91
4,992,370 07/384,860 02/12/91
4,992,374 07/079,680 02/12/91
4,992,388 07/444,651 02/12/91
4,992,389 07/142,272 02/12/91
4,992,392 07/458,871 02/12/91
4,992,397 07/306,923 02/12/91
4,992,409 07/295,502 02/12/91
4,992,412 07/212,648 02/12/91
4,992,428 07/363,794 02/12/91
4,992,435 07/249,043 02/12/91
4,992,437 07/399,550 02/12/91
4,992,443 07/491,731 02/12/91
4,992,446 07/402,955 02/12/91
4,992,458 07/376,185 02/12/91
4,992,464 07/430,710 02/12/91
4,992,472 07/330,509 02/12/91
4,992,480 07/500,935 02/12/91
4,992,485 07/255,220 02/12/91
4,992,487 07/463,897 02/12/91
4,992,491 07/319,441 02/12/91
4,992,498 07/446,765 02/12/91
4,992,499 07/444,573 02/12/91
4,992,500 07/304,995 02/12/91
4,992,505 07/216,015 02/12/91
4,992,506 07/279,351 02/12/91
4,992,514 07/252,056 02/12/91
4,992,515 07/462,630 02/12/91
4,992,517 07/340,182 02/12/91
4,992,519 07/304,967 02/12/91
4,992,527 07/557,185 02/12/91
4,992,528 07/279,624 02/12/91
4,992,530 07/222,761 02/12/91
4,992,531 07/206,006 02/12/91
4,992,532 07/346,688 02/12/91
4,992,533 07/413,441 02/12/91
4,992,535 07/262,859 02/12/91
4,992,539 07/173,333 02/12/91
4,992,544 06/890,600 02/12/91
4,992,545 07/410,173 02/12/91
4,992,546 07/533,259 02/12/91
4,992,549 07/451,482 02/12/91
4,992,573 07/508,622 02/12/91
4,992,585 07/421,572 02/12/91
4,992,593 07/275,787 02/12/91
4,992,616 07/425,497 02/12/91
4,992,618 07/391,747 02/12/91
4,992,624 07/365,075 02/12/91
4,992,627 07/395,862 02/12/91
4,992,628 07/519,796 02/12/91
4,992,631 07/360,337 02/12/91
4,992,642 07/326,579 02/12/91
4,992,646 07/350,146 02/12/91
4,992,654 07/227,014 02/12/91
4,992,656 07/393,285 02/12/91
4,992,661 07/233,016 02/12/91
4,992,669 07/310,988 02/12/91
4,992,673 07/314,996 02/12/91
4,992,688 07/245,302 02/12/91
4,992,691 07/435,864 02/12/91
4,992,697 07/302,170 02/12/91
4,992,703 07/469,817 02/12/91
4,992,704 07/339,221 02/12/91
4,992,706 07/483,192 02/12/91
4,992,708 07/455,064 02/12/91
4,992,711 07/480,155 02/12/91
4,992,713 07/255,222 02/12/91
4,992,718 07/405,250 02/12/91
4,992,726 07/431,356 02/12/91
4,992,735 07/387,997 02/12/91
4,992,737 07/436,487 02/12/91
4,992,738 07/341,579 02/12/91
4,992,743 07/436,634 02/12/91
4,992,744 07/358,827 02/12/91
4,992,746 07/186,183 02/12/91
4,992,747 07/352,400 02/12/91
4,992,750 07/380,890 02/12/91
4,992,755 07/467,340 02/12/91
4,992,758 07/277,175 02/12/91
4,992,760 07/274,246 02/12/91
4,992,763 07/200,853 02/12/91
4,992,765 07/390,548 02/12/91
4,992,771 07/333,483 02/12/91
4,992,772 07/323,567 02/12/91
4,992,776 07/335,493 02/12/91
4,992,778 07/455,545 02/12/91
4,992,785 07/071,601 02/12/91
4,992,787 07/247,033 02/12/91
4,992,788 07/416,119 02/12/91
4,992,791 07/340,115 02/12/91
4,992,803 07/287,822 02/12/91
4,992,812 07/379,744 02/12/91
4,992,834 07/283,608 02/12/91
4,992,835 07/533,288 02/12/91
4,992,851 07/163,198 02/12/91
4,992,857 07/252,727 02/12/91
4,992,858 07/251,507 02/12/91
4,992,860 07/329,280 02/12/91
4,992,862 07/331,347 02/12/91
4,992,866 07/373,383 02/12/91
4,992,880 07/359,786 02/12/91
4,992,885 07/286,718 02/12/91
4,992,892 07/005,981 02/12/91
4,992,902 07/322,465 02/12/91
4,992,909 07/356,991 02/12/91
4,992,918 07/301,552 02/12/91
4,992,923 07/393,956 02/12/91
4,992,924 07/440,189 02/12/91
4,992,927 07/311,342 02/12/91
4,992,935 07/218,174 02/12/91
4,992,942 07/302,765 02/12/91
4,992,945 07/419,123 02/12/91
4,992,947 07/290,118 02/12/91
4,992,963 07/279,168 02/12/91
4,992,981 07/399,359 02/12/91
4,992,984 07/458,001 02/12/91
4,992,991 07/443,065 02/12/91
4,993,000 07/455,163 02/12/91
4,993,005 07/541,562 02/12/91
4,993,007 07/370,112 02/12/91
4,993,008 07/247,618 02/12/91
4,993,039 07/529,243 02/12/91
4,993,040 07/529,249 02/12/91
4,993,041 07/476,950 02/12/91
4,993,049 07/250,305 02/12/91
4,993,050 07/325,908 02/12/91
4,993,058 07/415,779 02/12/91
4,993,059 07/308,188 02/12/91
4,993,060 07/423,634 02/12/91
PATENTS WHICH EXPIRED ON February 14, 1999
DUE TO FAILURE TO PAY MAINTENANCE FEES
5,388,271 08/029,405 02/14/95
5,388,275 07/962,875 02/14/95
5,388,276 07/976,994 02/14/95
5,388,279 08/261,175 02/14/95
5,388,283 08/028,082 02/14/95
5,388,284 08/099,449 02/14/95
5,388,286 08/164,256 02/14/95
5,388,289 08/121,427 02/14/95
5,388,292 08/012,283 02/14/95
5,388,293 08/094,742 02/14/95
5,388,300 08/135,963 02/14/95
5,388,302 08/001,827 02/14/95
5,388,311 08/088,537 02/14/95
5,388,324 08/008,007 02/14/95
5,388,325 08/141,649 02/14/95
5,388,328 08/187,546 02/14/95
5,388,335 08/044,973 02/14/95
5,388,337 08/072,120 02/14/95
5,388,339 07/760,686 02/14/95
5,388,341 08/102,055 02/14/95
5,388,350 07/999,272 02/14/95
5,388,352 08/115,235 02/14/95
5,388,353 08/106,443 02/14/95
5,388,356 07/752,832 02/14/95
5,388,358 08/245,793 02/14/95
5,388,359 08/166,852 02/14/95
5,388,362 08/151,285 02/14/95
5,388,365 08/137,160 02/14/95
5,388,376 08/020,681 02/14/95
5,388,377 08/137,726 02/14/95
5,388,378 08/177,122 02/14/95
5,388,379 07/923,791 02/14/95
5,388,383 08/083,307 02/14/95
5,388,392 07/956,308 02/14/95
5,388,393 08/077,246 02/14/95
5,388,398 08/072,818 02/14/95
5,388,410 08/217,547 02/14/95
5,388,413 08/007,205 02/14/95
5,388,417 08/257,176 02/14/95
5,388,419 08/139,200 02/14/95
5,388,434 08/099,967 02/14/95
5,388,436 08/254,612 02/14/95
5,388,439 07/935,557 02/14/95
5,388,440 08/095,686 02/14/95
5,388,444 08/132,761 02/14/95
5,388,449 08/088,228 02/14/95
5,388,450 08/163,578 02/14/95
5,388,456 08/135,870 02/14/95
5,388,460 07/853,292 02/14/95
5,388,477 08/150,158 02/14/95
5,388,478 07/940,552 02/14/95
5,388,481 08/158,833 02/14/95
5,388,485 08/082,387 02/14/95
5,388,491 08/055,505 02/14/95
5,388,500 08/207,465 02/14/95
5,388,512 08/128,894 02/14/95
5,388,519 08/095,522 02/14/95
5,388,521 08/137,562 02/14/95
5,388,522 07/474,191 02/14/95
5,388,532 08/083,276 02/14/95
5,388,541 07/945,138 02/14/95
5,388,543 08/105,684 02/14/95
5,388,546 08/129,349 02/14/95
5,388,547 08/023,632 02/14/95
5,388,550 08/071,975 02/14/95
5,388,551 08/148,959 02/14/95
5,388,554 08/167,080 02/14/95
5,388,563 08/131,528 02/14/95
5,388,565 08/221,509 02/14/95
5,388,568 07/961,685 02/14/95
5,388,570 08/161,173 02/14/95
5,388,571 07/988,031 02/14/95
5,388,572 08/143,182 02/14/95
5,388,574 08/099,015 02/14/95
5,388,575 07/950,897 02/14/95
5,388,592 08/082,983 02/14/95
5,388,597 08/073,357 02/14/95
5,388,599 08/181,217 02/14/95
5,388,603 08/165,481 02/14/95
5,388,605 08/145,581 02/14/95
5,388,606 08/148,878 02/14/95
5,388,609 08/178,109 02/14/95
5,388,610 08/243,926 02/14/95
5,388,616 08/278,184 02/14/95
5,388,619 08/112,242 02/14/95
5,388,621 08/131,589 02/14/95
5,388,623 07/983,574 02/14/95
5,388,649 08/119,234 02/14/95
5,388,655 07/965,215 02/14/95
5,388,656 08/216,775 02/14/95
5,388,664 08/157,387 02/14/95
5,388,667 08/036,987 02/14/95
5,388,671 08/112,067 02/14/95
5,388,672 08/039,062 02/14/95
5,388,673 08/079,729 02/14/95
5,388,677 08/102,796 02/14/95
5,388,679 08/050,966 02/14/95
5,388,689 08/186,758 02/14/95
5,388,692 08/177,077 02/14/95
5,388,698 08/003,296 02/14/95
5,388,705 08/023,327 02/14/95
5,388,709 08/176,095 02/14/95
5,388,710 08/209,908 02/14/95
5,388,715 08/188,690 02/14/95
5,388,718 08/237,165 02/14/95
5,388,723 08/205,648 02/14/95
5,388,724 08/207,955 02/14/95
5,388,725 08/158,199 02/14/95
5,388,729 08/273,373 02/14/95
5,388,737 08/093,057 02/14/95
5,388,738 08/121,917 02/14/95
5,388,741 08/173,888 02/14/95
5,388,742 08/158,547 02/14/95
5,388,753 08/215,742 02/14/95
5,388,759 08/012,448 02/14/95
5,388,771 08/103,704 02/14/95
5,388,772 08/159,327 02/14/95
5,388,775 08/127,647 02/14/95
5,388,787 08/155,839 02/14/95
5,388,795 08/224,287 02/14/95
5,388,796 07/928,957 02/14/95
5,388,797 07/996,909 02/14/95
5,388,800 08/084,612 02/14/95
5,388,804 08/095,390 02/14/95
5,388,810 08/186,369 02/14/95
5,388,816 08/090,742 02/14/95
5,388,818 08/220,886 02/14/95
5,388,822 07/895,184 02/14/95
5,388,825 08/185,041 02/14/95
5,388,828 07/859,467 02/14/95
5,388,831 08/122,477 02/14/95
5,388,833 08/191,620 02/14/95
5,388,834 08/121,935 02/14/95
5,388,836 08/268,492 02/14/95
5,388,838 08/247,966 02/14/95
5,388,845 08/118,031 02/14/95
5,388,846 07/895,370 02/14/95
5,388,848 08/089,283 02/14/95
5,388,850 08/066,782 02/14/95
5,388,851 07/981,230 02/14/95
5,388,853 08/043,223 02/14/95
5,388,860 08/203,593 02/14/95
5,388,867 08/110,805 02/14/95
5,388,868 08/246,183 02/14/95
5,388,877 08/116,708 02/14/95
5,388,878 08/190,487 02/14/95
5,388,883 08/154,614 02/14/95
5,388,887 08/249,698 02/14/95
5,388,922 08/095,470 02/14/95
5,388,924 08/192,575 02/14/95
5,388,925 07/888,055 02/14/95
5,388,926 08/020,932 02/14/95
5,388,931 08/137,729 02/14/95
5,388,937 08/172,433 02/14/95
5,388,948 08/033,767 02/14/95
5,388,951 07/871,484 02/14/95
5,388,954 08/069,014 02/14/95
5,388,964 08/120,897 02/14/95
5,388,965 08/033,877 02/14/95
5,388,973 08/254,184 02/14/95
5,388,977 08/121,867 02/14/95
5,388,981 08/070,579 02/14/95
5,388,987 07/776,320 02/14/95
5,388,991 07/964,320 02/14/95
5,388,992 07/717,665 02/14/95
5,388,994 08/239,871 02/14/95
5,388,999 08/152,138 02/14/95
5,389,003 08/119,565 02/14/95
5,389,017 08/097,249 02/14/95
5,389,020 08/012,420 02/14/95
5,389,023 08/212,363 02/14/95
5,389,024 08/162,878 02/14/95
5,389,027 08/144,244 02/14/95
5,389,030 08/175,287 02/14/95
5,389,033 08/095,407 02/14/95
5,389,045 08/174,500 02/14/95
5,389,046 08/066,826 02/14/95
5,389,048 08/036,444 02/14/95
5,389,057 08/162,890 02/14/95
5,389,060 07/993,833 02/14/95
5,389,063 08/142,129 02/14/95
5,389,075 08/076,469 02/14/95
5,389,077 08/025,983 02/14/95
5,389,082 08/209,710 02/14/95
5,389,092 07/903,520 02/14/95
5,389,093 08/039,804 02/14/95
5,389,099 08/098,804 02/14/95
5,389,105 08/142,998 02/14/95
5,389,110 08/107,619 02/14/95
5,389,114 08/039,176 02/14/95
5,389,117 08/075,286 02/14/95
5,389,125 08/109,628 02/14/95
5,389,128 08/080,106 02/14/95
5,389,142 08/191,477 02/14/95
5,389,145 08/174,786 02/14/95
5,389,148 08/010,430 02/14/95
5,389,151 08/031,738 02/14/95
5,389,171 08/119,845 02/14/95
5,389,174 08/054,785 02/14/95
5,389,186 08/118,955 02/14/95
5,389,212 08/194,876 02/14/95
5,389,217 08/234,083 02/14/95
5,389,223 08/062,497 02/14/95
5,389,230 08/075,988 02/14/95
5,389,243 07/951,917 02/14/95
5,389,249 08/159,845 02/14/95
5,389,253 08/149,515 02/14/95
5,389,271 08/077,577 02/14/95
5,389,272 08/229,885 02/14/95
5,389,275 07/723,427 02/14/95
5,389,281 08/146,715 02/14/95
5,389,286 07/958,382 02/14/95
5,389,299 07/957,325 02/14/95
5,389,300 08/064,538 02/14/95
5,389,301 08/033,283 02/14/95
5,389,309 07/632,011 02/14/95
5,389,312 08/143,276 02/14/95
5,389,328 08/023,036 02/14/95
5,389,333 08/114,876 02/14/95
5,389,334 08/051,633 02/14/95
5,389,335 08/079,680 02/14/95
5,389,357 08/252,375 02/14/95
5,389,366 08/061,338 02/14/95
5,389,375 08/065,117 02/14/95
5,389,377 07/958,646 02/14/95
5,389,379 08/017,925 02/14/95
5,389,381 08/178,205 02/14/95
5,389,383 08/079,025 02/14/95
5,389,384 07/546,809 02/14/95
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