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 March 17, 1999
DUE TO FAILURE TO PAY MAINTENANCE FEES
Patent Application Issue
Number Number Date
4,649,573 06/736,118 03/17/87
4,649,574 06/853,202 03/17/87
4,649,579 06/795,763 03/17/87
4,649,584 06/885,107 03/17/87
4,649,592 06/813,849 03/17/87
4,649,595 06/782,936 03/17/87
4,649,604 06/790,037 03/17/87
4,649,608 06/694,517 03/17/87
4,649,614 06/587,992 03/17/87
4,649,616 06/775,933 03/17/87
4,649,617 06/744,767 03/17/87
4,649,618 06/850,282 03/17/87
4,649,621 06/831,533 03/17/87
4,649,634 06/751,166 03/17/87
4,649,636 06/784,276 03/17/87
4,649,638 06/724,147 03/17/87
4,649,639 06/711,426 03/17/87
4,649,640 06/717,028 03/17/87
4,649,643 06/767,456 03/17/87
4,649,644 06/742,491 03/17/87
4,649,646 06/752,832 03/17/87
4,649,648 06/770,216 03/17/87
4,649,655 06/829,383 03/17/87
4,649,661 06/823,057 03/17/87
4,649,663 06/706,780 03/17/87
4,649,667 06/717,907 03/17/87
4,649,669 06/765,931 03/17/87
4,649,672 06/704,261 03/17/87
4,649,683 06/778,998 03/17/87
4,649,688 06/715,891 03/17/87
4,649,689 06/607,691 03/17/87
4,649,696 06/748,526 03/17/87
4,649,705 06/733,833 03/17/87
4,649,710 06/804,929 03/17/87
4,649,720 06/807,437 03/17/87
4,649,728 06/726,208 03/17/87
4,649,730 06/761,827 03/17/87
4,649,733 06/767,687 03/17/87
4,649,740 06/839,096 03/17/87
4,649,742 06/791,512 03/17/87
4,649,750 06/775,989 03/17/87
4,649,751 06/710,236 03/17/87
4,649,754 06/702,349 03/17/87
4,649,767 06/782,863 03/17/87
4,649,768 06/810,145 03/17/87
4,649,780 06/754,865 03/17/87
4,649,788 06/738,055 03/17/87
4,649,794 06/812,000 03/17/87
4,649,803 06/641,104 03/17/87
4,649,813 06/775,646 03/17/87
4,649,814 06/657,701 03/17/87
4,649,815 06/727,019 03/17/87
4,649,816 06/719,588 03/17/87
4,649,821 06/815,868 03/17/87
4,649,826 06/839,235 03/17/87
4,649,831 06/783,942 03/17/87
4,649,835 06/715,015 03/17/87
4,649,837 06/629,716 03/17/87
4,649,838 06/535,856 03/17/87
4,649,841 06/856,212 03/17/87
4,649,848 06/591,435 03/17/87
4,649,854 06/815,390 03/17/87
4,649,859 06/702,692 03/17/87
4,649,862 06/771,519 03/17/87
4,649,868 06/677,767 03/17/87
4,649,869 06/657,956 03/17/87
4,649,882 06/819,660 03/17/87
4,649,895 06/846,418 03/17/87
4,649,896 06/763,640 03/17/87
4,649,908 06/707,136 03/17/87
4,649,910 06/739,524 03/17/87
4,649,920 06/824,348 03/17/87
4,649,933 06/649,820 03/17/87
4,649,935 06/612,544 03/17/87
4,649,947 06/611,851 03/17/87
4,649,952 06/848,241 03/17/87
4,649,956 06/773,516 03/17/87
4,649,964 06/653,560 03/17/87
4,649,970 06/789,076 03/17/87
4,649,977 06/711,309 03/17/87
4,649,979 06/721,626 03/17/87
4,649,983 06/545,569 03/17/87
4,650,000 06/795,404 03/17/87
4,650,013 06/856,398 03/17/87
4,650,025 06/788,340 03/17/87
4,650,028 06/824,914 03/17/87
4,650,047 06/661,495 03/17/87
4,650,053 06/719,004 03/17/87
4,650,060 06/822,635 03/17/87
4,650,061 06/815,671 03/17/87
4,650,066 06/805,527 03/17/87
4,650,076 06/819,191 03/17/87
4,650,082 06/768,488 03/17/87
4,650,085 06/822,726 03/17/87
4,650,090 06/667,413 03/17/87
4,650,091 06/784,635 03/17/87
4,650,104 06/660,117 03/17/87
4,650,110 06/790,010 03/17/87
4,650,128 06/594,304 03/17/87
4,650,156 06/739,289 03/17/87
4,650,163 06/782,018 03/17/87
4,650,171 06/665,617 03/17/87
4,650,176 06/824,634 03/17/87
4,650,177 06/766,052 03/17/87
4,650,178 06/764,458 03/17/87
4,650,198 06/734,132 03/17/87
4,650,203 06/800,370 03/17/87
4,650,206 06/681,259 03/17/87
4,650,213 06/796,335 03/17/87
4,650,217 06/676,633 03/17/87
4,650,223 06/647,015 03/17/87
4,650,226 06/845,912 03/17/87
4,650,228 06/807,201 03/17/87
4,650,232 06/766,600 03/17/87
4,650,238 06/822,745 03/17/87
4,650,240 06/827,157 03/17/87
4,650,241 06/611,216 03/17/87
4,650,244 06/747,061 03/17/87
4,650,252 06/811,666 03/17/87
4,650,277 06/602,244 03/17/87
4,650,295 06/717,651 03/17/87
4,650,296 06/794,547 03/17/87
4,650,298 06/721,778 03/17/87
4,650,308 06/812,913 03/17/87
4,650,310 06/726,999 03/17/87
4,650,315 06/732,593 03/17/87
4,650,326 06/622,169 03/17/87
4,650,330 06/608,744 03/17/87
4,650,333 06/599,422 03/17/87
4,650,338 06/677,833 03/17/87
4,650,339 06/829,855 03/17/87
4,650,342 06/864,578 03/17/87
4,650,362 06/868,806 03/17/87
4,650,373 06/797,935 03/17/87
4,650,383 06/703,037 03/17/87
4,650,385 06/698,279 03/17/87
4,650,408 06/746,466 03/17/87
4,650,409 06/722,369 03/17/87
4,650,414 06/796,259 03/17/87
4,650,415 06/715,538 03/17/87
4,650,430 06/765,325 03/17/87
4,650,435 06/217,797 03/17/87
4,650,442 06/776,815 03/17/87
4,650,455 06/661,990 03/17/87
4,650,457 06/766,751 03/17/87
4,650,471 06/572,697 03/17/87
4,650,475 06/756,108 03/17/87
4,650,476 06/789,289 03/17/87
4,650,479 06/646,092 03/17/87
4,650,481 06/704,367 03/17/87
4,650,484 06/463,593 03/17/87
4,650,486 06/667,170 03/17/87
4,650,501 06/841,233 03/17/87
4,650,503 06/824,719 03/17/87
4,650,504 06/757,011 03/17/87
4,650,505 06/542,713 03/17/87
4,650,510 06/803,956 03/17/87
4,650,517 06/868,807 03/17/87
4,650,519 06/783,716 03/17/87
4,650,521 06/734,939 03/17/87
4,650,528 06/576,800 03/17/87
4,650,532 06/709,964 03/17/87
4,650,548 06/794,659 03/17/87
4,650,558 06/702,715 03/17/87
4,650,561 06/751,146 03/17/87
4,650,563 06/687,535 03/17/87
4,650,569 06/673,563 03/17/87
4,650,572 06/730,844 03/17/87
4,650,575 06/751,683 03/17/87
4,650,583 06/758,345 03/17/87
4,650,589 06/711,678 03/17/87
4,650,590 06/759,938 03/17/87
4,650,592 06/737,997 03/17/87
4,650,603 06/759,367 03/17/87
4,650,606 06/677,504 03/17/87
4,650,608 06/763,089 03/17/87
4,650,614 06/402,254 03/17/87
4,650,622 06/606,881 03/17/87
4,650,630 06/681,706 03/17/87
4,650,635 06/650,382 03/17/87
4,650,644 06/589,064 03/17/87
4,650,645 06/677,326 03/17/87
4,650,680 06/657,386 03/17/87
4,650,688 06/842,561 03/17/87
4,650,692 06/794,209 03/17/87
4,650,694 06/729,412 03/17/87
4,650,705 06/828,131 03/17/87
4,650,713 06/690,521 03/17/87
4,650,717 06/771,282 03/17/87
4,650,722 06/561,655 03/17/87
4,650,724 06/741,824 03/17/87
4,650,726 06/788,147 03/17/87
4,650,727 06/823,544 03/17/87
4,650,731 06/870,196 03/17/87
4,650,733 06/792,099 03/17/87
4,650,748 06/812,728 03/17/87
4,650,752 06/643,053 03/17/87
4,650,756 06/297,814 03/17/87
4,650,772 06/639,156 03/17/87
4,650,785 06/690,839 03/17/87
4,650,786 06/662,588 03/17/87
4,650,792 06/381,391 03/17/87
4,650,797 06/886,847 03/17/87
4,650,801 06/552,263 03/17/87
4,650,802 06/593,162 03/17/87
4,650,809 06/727,720 03/17/87
4,650,811 06/691,163 03/17/87
4,650,820 06/550,556 03/17/87
4,650,821 06/856,607 03/17/87
4,650,823 06/766,746 03/17/87
4,650,833 06/704,876 03/17/87
4,650,852 06/756,213 03/17/87
4,650,856 06/732,275 03/17/87
4,650,858 06/673,753 03/17/87
4,650,859 06/688,087 03/17/87
4,650,860 06/748,709 03/17/87
4,650,861 06/514,118 03/17/87
4,650,862 06/753,058 03/17/87
4,650,864 06/746,801 03/17/87
4,650,868 06/729,202 03/17/87
4,650,870 06/588,462 03/17/87
4,650,871 06/804,123 03/17/87
4,650,874 06/674,900 03/17/87
4,650,892 06/812,613 03/17/87
4,650,899 06/603,964 03/17/87
4,650,906 06/584,740 03/17/87
4,650,915 06/764,511 03/17/87
4,650,922 06/710,258 03/17/87
4,650,924 06/634,041 03/17/87
4,650,927 06/676,139 03/17/87
4,650,929 06/706,718 03/17/87
4,650,936 06/822,531 03/17/87
4,650,942 06/818,419 03/17/87
4,650,956 06/805,443 03/17/87
4,650,960 06/749,348 03/17/87
4,650,964 06/581,923 03/17/87
4,650,981 06/574,483 03/17/87
4,650,985 06/670,869 03/17/87
4,650,986 06/759,294 03/17/87
4,650,989 06/688,916 03/17/87
4,650,993 06/652,098 03/17/87
4,651,002 06/705,377 03/17/87
4,651,011 06/740,155 03/17/87
4,651,013 06/703,328 03/17/87
4,651,016 06/620,704 03/17/87
4,651,017 06/699,877 03/17/87
4,651,018 06/764,684 03/17/87
4,651,022 06/765,588 03/17/87
4,651,027 06/749,386 03/17/87
4,651,029 06/847,107 03/17/87
4,651,032 06/657,144 03/17/87
4,651,035 06/785,878 03/17/87
4,651,039 06/824,410 03/17/87
4,651,040 06/769,625 03/17/87
4,651,047 06/738,107 03/17/87
4,651,049 06/715,026 03/17/87
4,651,051 06/751,863 03/17/87
4,651,060 06/797,653 03/17/87
4,651,068 06/656,459 03/17/87
4,651,070 06/761,453 03/17/87
4,651,071 06/852,673 03/17/87
4,651,084 06/688,981 03/17/87
4,651,085 06/597,097 03/17/87
4,651,089 06/571,539 03/17/87
4,651,091 06/593,653 03/17/87
4,651,108 06/724,521 03/17/87
4,651,113 06/842,353 03/17/87
4,651,118 06/669,111 03/17/87
4,651,120 06/774,127 03/17/87
4,651,141 06/581,974 03/17/87
4,651,150 06/752,759 03/17/87
4,651,156 06/706,963 03/17/87
4,651,163 06/736,076 03/17/87
4,651,167 06/779,645 03/17/87
4,651,168 06/781,252 03/17/87
4,651,171 06/727,340 03/17/87
4,651,172 06/801,950 03/17/87
4,651,177 06/738,474 03/17/87
4,651,182 06/706,881 03/17/87
4,651,183 06/625,403 03/17/87
4,651,184 06/646,556 03/17/87
4,651,188 06/730,118 03/17/87
4,651,189 06/680,837 03/17/87
4,651,191 06/880,942 03/17/87
4,651,196 06/713,753 03/17/87
4,651,199 06/730,628 03/17/87
4,651,204 06/787,209 03/17/87
4,651,209 06/756,984 03/17/87
4,651,211 06/819,861 03/17/87
4,651,212 06/824,665 03/17/87
4,651,213 06/675,192 03/17/87
4,651,222 06/743,706 03/17/87
4,651,224 06/713,191 03/17/87
4,651,225 06/629,713 03/17/87
4,651,241 06/529,018 03/17/87
4,651,242 06/684,294 03/17/87
4,651,244 06/433,385 03/17/87
4,651,245 06/632,401 03/17/87
4,651,249 06/816,683 03/17/87
4,651,250 06/662,550 03/17/87
4,651,252 06/717,335 03/17/87
4,651,253 06/756,395 03/17/87
4,651,256 06/788,754 03/17/87
4,651,260 06/664,376 03/17/87
4,651,261 06/773,143 03/17/87
4,651,279 06/556,198 03/17/87
4,651,280 06/806,139 03/17/87
4,651,282 06/615,509 03/17/87
4,651,286 06/621,509 03/17/87
4,651,289 06/460,623 03/17/87
4,651,291 06/573,431 03/17/87
4,651,293 06/562,130 03/17/87
4,651,302 06/674,213 03/17/87
4,651,308 06/673,392 03/17/87
4,651,314 06/775,962 03/17/87
4,651,317 06/555,214 03/17/87
4,651,328 06/794,864 03/17/87
4,651,333 06/665,486 03/17/87
4,651,334 06/686,012 03/17/87
4,651,341 06/531,563 03/17/87
PATENTS WHICH EXPIRED ON March 12, 1999
DUE TO FAILURE TO PAY MAINTENANCE FEES
4,998,303 07/395,984 03/12/91
4,998,306 07/386,774 03/12/91
4,998,308 07/479,954 03/12/91
4,998,313 07/380,710 03/12/91
4,998,318 07/426,645 03/12/91
4,998,320 07/431,441 03/12/91
4,998,334 07/477,038 03/12/91
4,998,338 07/432,050 03/12/91
4,998,339 07/416,314 03/12/91
4,998,340 07/534,864 03/12/91
4,998,355 07/474,600 03/12/91
4,998,358 07/395,084 03/12/91
4,998,365 07/421,089 03/12/91
4,998,374 07/502,108 03/12/91
4,998,375 07/467,933 03/12/91
4,998,378 07/562,533 03/12/91
4,998,380 07/291,394 03/12/91
4,998,387 07/411,651 03/12/91
4,998,390 07/393,694 03/12/91
4,998,391 07/399,472 03/12/91
4,998,392 07/491,852 03/12/91
4,998,393 07/407,728 03/12/91
4,998,394 07/335,437 03/12/91
4,998,403 07/473,788 03/12/91
4,998,404 07/409,676 03/12/91
4,998,427 07/443,697 03/12/91
4,998,428 07/395,400 03/12/91
4,998,429 07/506,578 03/12/91
4,998,431 07/413,199 03/12/91
4,998,438 07/526,993 03/12/91
4,998,439 07/461,740 03/12/91
4,998,441 07/378,152 03/12/91
4,998,442 07/435,538 03/12/91
4,998,443 07/473,966 03/12/91
4,998,446 07/455,672 03/12/91
4,998,447 07/301,838 03/12/91
4,998,449 07/342,855 03/12/91
4,998,460 07/358,318 03/12/91
4,998,461 07/303,660 03/12/91
4,998,463 07/444,803 03/12/91
4,998,467 07/440,860 03/12/91
4,998,470 07/463,878 03/12/91
4,998,471 07/462,561 03/12/91
4,998,478 07/485,872 03/12/91
4,998,482 07/470,864 03/12/91
4,998,485 07/561,348 03/12/91
4,998,488 07/424,209 03/12/91
4,998,491 07/209,856 03/12/91
4,998,492 07/438,400 03/12/91
4,998,495 07/332,300 03/12/91
4,998,496 07/379,273 03/12/91
4,998,510 07/359,608 03/12/91
4,998,513 07/495,117 03/12/91
4,998,516 07/495,989 03/12/91
4,998,518 07/524,427 03/12/91
4,998,520 07/522,340 03/12/91
4,998,524 07/351,989 03/12/91
4,998,526 07/533,329 03/12/91
4,998,538 07/398,712 03/12/91
4,998,541 07/441,677 03/12/91
4,998,544 07/444,414 03/12/91
4,998,548 07/461,092 03/12/91
4,998,551 07/302,984 03/12/91
4,998,552 07/406,233 03/12/91
4,998,554 07/246,632 03/12/91
4,998,558 07/475,292 03/12/91
4,998,563 07/479,899 03/12/91
4,998,568 07/179,564 03/12/91
4,998,571 07/458,902 03/12/91
4,998,572 07/389,494 03/12/91
4,998,573 07/439,285 03/12/91
4,998,583 07/386,078 03/12/91
4,998,588 07/448,018 03/12/91
4,998,600 07/318,897 03/12/91
4,998,603 07/315,328 03/12/91
4,998,610 07/245,519 03/12/91
4,998,613 07/445,226 03/12/91
4,998,623 07/515,199 03/12/91
4,998,625 07/260,592 03/12/91
4,998,627 07/484,979 03/12/91
4,998,630 07/257,637 03/12/91
4,998,635 07/305,883 03/12/91
4,998,638 06/849,368 03/12/91
4,998,639 07/419,486 03/12/91
4,998,642 07/401,227 03/12/91
4,998,643 07/520,560 03/12/91
4,998,646 07/327,844 03/12/91
4,998,650 07/381,120 03/12/91
4,998,663 07/455,520 03/12/91
4,998,671 07/424,851 03/12/91
4,998,677 07/442,468 03/12/91
4,998,680 07/423,332 03/12/91
4,998,684 07/335,491 03/12/91
4,998,687 07/402,543 03/12/91
4,998,699 07/454,072 03/12/91
4,998,700 07/512,956 03/12/91
4,998,701 07/454,212 03/12/91
4,998,706 07/170,856 03/12/91
4,998,708 07/407,959 03/12/91
4,998,716 07/375,754 03/12/91
4,998,717 07/377,187 03/12/91
4,998,718 07/439,159 03/12/91
4,998,721 07/339,655 03/12/91
4,998,731 07/523,028 03/12/91
4,998,732 07/436,681 03/12/91
4,998,735 07/455,974 03/12/91
4,998,736 07/556,832 03/12/91
4,998,739 07/398,508 03/12/91
4,998,746 07/325,009 03/12/91
4,998,747 07/081,034 03/12/91
4,998,748 07/503,860 03/12/91
4,998,749 07/356,732 03/12/91
4,998,755 07/404,259 03/12/91
4,998,756 07/443,388 03/12/91
4,998,761 07/503,008 03/12/91
4,998,766 07/455,680 03/12/91
4,998,772 07/518,622 03/12/91
4,998,773 07/371,928 03/12/91
4,998,777 07/436,883 03/12/91
4,998,778 07/444,018 03/12/91
4,998,781 07/404,474 03/12/91
4,998,782 07/569,490 03/12/91
4,998,788 07/462,769 03/12/91
4,998,792 07/481,083 03/12/91
4,998,799 07/445,424 03/12/91
4,998,803 07/337,338 03/12/91
4,998,816 07/446,481 03/12/91
4,998,824 07/363,049 03/12/91
4,998,825 07/435,729 03/12/91
4,998,829 07/261,917 03/12/91
4,998,831 07/391,386 03/12/91
4,998,833 07/466,584 03/12/91
4,998,843 07/517,477 03/12/91
4,998,844 07/472,624 03/12/91
4,998,849 07/581,055 03/12/91
4,998,850 07/477,623 03/12/91
4,998,852 07/454,074 03/12/91
4,998,872 07/492,812 03/12/91
4,998,876 07/391,434 03/12/91
4,998,899 07/424,913 03/12/91
4,998,902 07/488,709 03/12/91
4,998,905 07/518,153 03/12/91
4,998,914 07/307,675 03/12/91
4,998,915 07/473,328 03/12/91
4,998,916 07/461,049 03/12/91
4,998,924 07/519,345 03/12/91
4,998,935 07/562,479 03/12/91
4,998,945 07/446,562 03/12/91
4,998,947 07/436,214 03/12/91
4,998,950 07/474,575 03/12/91
4,998,953 07/419,261 03/12/91
4,998,959 07/555,113 03/12/91
4,998,963 06/333,608 03/12/91
4,998,964 07/495,742 03/12/91
4,998,967 07/411,711 03/12/91
4,998,972 07/328,760 03/12/91
4,998,975 07/429,440 03/12/91
4,998,985 07/507,916 03/12/91
4,998,994 07/409,900 03/12/91
4,998,995 07/347,137 03/12/91
4,999,010 07/388,646 03/12/91
4,999,013 07/338,723 03/12/91
4,999,017 07/480,480 03/12/91
4,999,025 07/212,403 03/12/91
4,999,032 07/516,846 03/12/91
4,999,035 07/297,114 03/12/91
4,999,036 07/514,946 03/12/91
4,999,038 07/307,609 03/12/91
4,999,046 07/333,377 03/12/91
4,999,053 07/441,600 03/12/91
4,999,067 07/310,522 03/12/91
4,999,069 07/360,267 03/12/91
4,999,070 07/261,126 03/12/91
4,999,082 07/406,987 03/12/91
4,999,084 07/389,806 03/12/91
4,999,092 07/325,441 03/12/91
4,999,093 07/345,576 03/12/91
4,999,104 07/244,708 03/12/91
4,999,106 07/367,444 03/12/91
4,999,108 07/352,761 03/12/91
4,999,117 07/361,313 03/12/91
4,999,121 07/271,568 03/12/91
4,999,132 07/152,800 03/12/91
4,999,133 07/447,166 03/12/91
4,999,135 07/339,598 03/12/91
4,999,137 07/432,879 03/12/91
4,999,138 07/376,006 03/12/91
4,999,140 07/250,365 03/12/91
4,999,144 07/263,245 03/12/91
4,999,145 07/451,406 03/12/91
4,999,147 07/224,240 03/12/91
4,999,149 07/261,000 03/12/91
4,999,150 07/184,423 03/12/91
4,999,155 07/422,998 03/12/91
4,999,164 07/111,440 03/12/91
4,999,171 07/388,490 03/12/91
4,999,174 07/542,103 03/12/91
4,999,183 07/415,574 03/12/91
4,999,198 07/512,043 03/12/91
4,999,200 07/130,021 03/12/91
4,999,201 07/423,031 03/12/91
4,999,211 07/411,079 03/12/91
4,999,216 07/396,853 03/12/91
4,999,228 07/346,736 03/12/91
4,999,239 07/531,974 03/12/91
4,999,243 07/427,950 03/12/91
4,999,258 07/195,837 03/12/91
4,999,259 07/439,232 03/12/91
4,999,265 07/375,531 03/12/91
4,999,279 07/296,101 03/12/91
4,999,292 07/140,108 03/12/91
4,999,300 07/173,992 03/12/91
4,999,303 07/288,548 03/12/91
4,999,308 07/422,608 03/12/91
4,999,316 07/325,290 03/12/91
4,999,321 07/487,102 03/12/91
4,999,322 07/301,480 03/12/91
4,999,324 07/283,239 03/12/91
4,999,325 07/264,117 03/12/91
4,999,329 07/418,291 03/12/91
4,999,335 07/449,630 03/12/91
4,999,338 07/484,148 03/12/91
4,999,340 07/229,071 03/12/91
4,999,353 07/433,668 03/12/91
4,999,354 07/460,310 03/12/91
4,999,359 07/323,617 03/12/91
4,999,369 07/480,320 03/12/91
4,999,372 07/419,824 03/12/91
4,999,377 07/298,752 03/12/91
4,999,384 07/567,412 03/12/91
4,999,396 07/276,266 03/12/91
4,999,400 07/443,829 03/12/91
4,999,401 07/171,550 03/12/91
4,999,405 07/450,945 03/12/91
4,999,409 07/251,091 03/12/91
4,999,419 07/306,463 03/12/91
4,999,426 07/385,851 03/12/91
4,999,435 07/384,352 03/12/91
4,999,445 07/205,201 03/12/91
4,999,448 07/508,208 03/12/91
4,999,449 07/361,016 03/12/91
4,999,457 07/478,294 03/12/91
4,999,465 07/576,376 03/12/91
4,999,466 07/310,447 03/12/91
4,999,467 07/469,064 03/12/91
4,999,470 07/503,730 03/12/91
4,999,475 07/497,503 03/12/91
4,999,477 07/558,802 03/12/91
4,999,482 07/355,346 03/12/91
4,999,487 07/525,841 03/12/91
4,999,491 07/081,814 03/12/91
4,999,493 07/514,658 03/12/91
4,999,496 07/449,806 03/12/91
4,999,523 07/446,370 03/12/91
4,999,528 07/436,425 03/12/91
4,999,530 07/399,944 03/12/91
4,999,531 07/347,742 03/12/91
4,999,535 07/412,054 03/12/91
4,999,538 07/374,517 03/12/91
4,999,551 07/568,078 03/12/91
4,999,555 07/362,407 03/12/91
4,999,558 07/277,198 03/12/91
4,999,559 07/288,693 03/12/91
4,999,561 07/531,689 03/12/91
4,999,565 07/459,991 03/12/91
4,999,570 07/268,945 03/12/91
4,999,577 07/366,572 03/12/91
4,999,579 07/397,963 03/12/91
4,999,591 07/491,379 03/12/91
4,999,592 07/434,448 03/12/91
4,999,596 07/442,507 03/12/91
4,999,599 07/512,733 03/12/91
4,999,600 07/353,674 03/12/91
4,999,602 07/223,326 03/12/91
4,999,604 07/386,571 03/12/91
4,999,606 07/543,476 03/12/91
4,999,612 07/541,376 03/12/91
4,999,615 07/503,738 03/12/91
4,999,624 07/366,105 03/12/91
4,999,625 07/487,337 03/12/91
4,999,631 07/374,064 03/12/91
4,999,648 07/452,881 03/12/91
4,999,650 07/451,709 03/12/91
4,999,664 07/506,050 03/12/91
4,999,678 07/301,869 03/12/91
4,999,680 07/336,391 03/12/91
4,999,688 07/475,994 03/12/91
4,999,689 07/566,866 03/12/91
4,999,690 07/452,855 03/12/91
4,999,706 07/418,356 03/12/91
4,999,711 07/371,771 03/12/91
4,999,712 07/477,579 03/12/91
4,999,714 07/376,184 03/12/91
4,999,716 07/388,814 03/12/91
4,999,726 07/329,324 03/12/91
4,999,727 07/251,530 03/12/91
4,999,728 07/315,596 03/12/91
4,999,729 07/391,336 03/12/91
4,999,730 07/350,614 03/12/91
4,999,745 07/426,653 03/12/91
4,999,749 07/404,950 03/12/91
4,999,751 07/402,666 03/12/91
4,999,754 07/430,780 03/12/91
4,999,755 07/535,397 03/12/91
4,999,760 07/449,648 03/12/91
4,999,765 07/320,092 03/12/91
4,999,769 07/197,736 03/12/91
4,999,771 07/091,175 03/12/91
4,999,784 07/315,687 03/12/91
4,999,786 07/567,707 03/12/91
4,999,793 07/322,596 03/12/91
4,999,811 07/126,523 03/12/91
4,999,814 07/083,555 03/12/91
4,999,816 06/528,506 03/12/91
4,999,817 07/483,486 03/12/91
4,999,822 07/441,747 03/12/91
4,999,834 07/326,136 03/12/91
4,999,837 07/325,417 03/12/91
4,999,839 07/375,430 03/12/91
PATENTS WHICH EXPIRED ON March 14, 1999
DUE TO FAILURE TO PAY MAINTENANCE FEES
5,396,663 08/159,793 03/14/95
5,396,664 08/161,470 03/14/95
5,396,682 08/041,451 03/14/95
5,396,683 08/121,721 03/14/95
5,396,689 08/191,713 03/14/95
5,396,690 07/966,505 03/14/95
5,396,694 07/941,436 03/14/95
5,396,695 08/216,860 03/14/95
5,396,699 07/991,247 03/14/95
5,396,708 08/146,986 03/14/95
5,396,709 08/000,643 03/14/95
5,396,710 08/243,244 03/14/95
5,396,718 08/103,543 03/14/95
5,396,721 08/122,058 03/14/95
5,396,726 08/220,819 03/14/95
5,396,734 08/056,402 03/14/95
5,396,740 08/186,799 03/14/95
5,396,741 08/078,869 03/14/95
5,396,749 08/120,662 03/14/95
5,396,751 08/138,099 03/14/95
5,396,756 08/012,460 03/14/95
5,396,757 07/925,265 03/14/95
5,396,769 08/134,441 03/14/95
5,396,771 07/942,794 03/14/95
5,396,777 08/165,723 03/14/95
5,396,783 08/159,160 03/14/95
5,396,785 08/135,689 03/14/95
5,396,788 07/940,617 03/14/95
5,396,792 08/058,416 03/14/95
5,396,802 08/112,563 03/14/95
5,396,811 08/037,880 03/14/95
5,396,814 08/068,625 03/14/95
5,396,823 08/230,647 03/14/95
5,396,824 08/251,225 03/14/95
5,396,832 07/584,137 03/14/95
5,396,836 08/109,978 03/14/95
5,396,847 08/224,586 03/14/95
5,396,849 08/219,952 03/14/95
5,396,852 08/173,572 03/14/95
5,396,854 08/088,873 03/14/95
5,396,855 08/268,596 03/14/95
5,396,859 08/120,878 03/14/95
5,396,865 08/251,913 03/14/95
5,396,876 08/008,329 03/14/95
5,396,878 08/251,127 03/14/95
5,396,881 08/132,336 03/14/95
5,396,885 07/923,311 03/14/95
5,396,888 08/192,784 03/14/95
5,396,894 08/116,529 03/14/95
5,396,903 08/204,949 03/14/95
5,396,910 08/156,742 03/14/95
5,396,912 08/159,289 03/14/95
5,396,916 08/218,673 03/14/95
5,396,917 08/191,370 03/14/95
5,396,920 08/107,652 03/14/95
5,396,921 08/110,376 03/14/95
5,396,922 08/237,770 03/14/95
5,396,927 08/211,109 03/14/95
5,396,929 08/055,871 03/14/95
5,396,935 08/127,578 03/14/95
5,396,939 08/125,301 03/14/95
5,396,942 08/138,056 03/14/95
5,396,947 08/025,030 03/14/95
5,396,950 08/247,677 03/14/95
5,396,960 08/041,927 03/14/95
5,396,961 07/960,446 03/14/95
5,396,967 08/200,880 03/14/95
5,396,974 08/024,116 03/14/95
5,396,977 08/134,752 03/14/95
5,396,983 08/268,264 03/14/95
5,396,986 08/229,851 03/14/95
5,396,993 08/155,851 03/14/95
5,396,995 07/953,067 03/14/95
5,396,996 07/953,313 03/14/95
5,396,999 08/078,926 03/14/95
5,397,002 08/061,444 03/14/95
5,397,011 08/141,314 03/14/95
5,397,014 08/172,608 03/14/95
5,397,019 08/066,548 03/14/95
5,397,022 08/157,355 03/14/95
5,397,036 08/149,537 03/14/95
5,397,037 08/230,410 03/14/95
5,397,051 08/115,140 03/14/95
5,397,054 08/109,726 03/14/95
5,397,066 08/007,901 03/14/95
5,397,076 08/078,482 03/14/95
5,397,083 08/239,564 03/14/95
5,397,084 08/280,071 03/14/95
5,397,086 07/984,556 03/14/95
5,397,088 08/163,939 03/14/95
5,397,090 08/169,038 03/14/95
5,397,095 08/034,465 03/14/95
5,397,120 08/196,853 03/14/95
5,397,121 08/032,316 03/14/95
5,397,122 08/202,479 03/14/95
5,397,124 08/223,004 03/14/95
5,397,138 08/183,811 03/14/95
5,397,139 08/295,008 03/14/95
5,397,145 08/017,849 03/14/95
5,397,146 08/207,137 03/14/95
5,397,147 08/136,902 03/14/95
5,397,148 08/144,356 03/14/95
5,397,149 08/012,436 03/14/95
5,397,151 08/247,597 03/14/95
5,397,153 08/066,419 03/14/95
5,397,154 08/268,431 03/14/95
5,397,156 08/111,865 03/14/95
5,397,157 08/215,236 03/14/95
5,397,158 08/077,122 03/14/95
5,397,160 08/100,756 03/14/95
5,397,161 08/210,136 03/14/95
5,397,162 08/217,639 03/14/95
5,397,170 08/123,685 03/14/95
5,397,171 08/103,544 03/14/95
5,397,179 08/277,257 03/14/95
5,397,184 08/226,646 03/14/95
5,397,196 08/092,487 03/14/95
5,397,207 07/991,412 03/14/95
5,397,210 08/290,351 03/14/95
5,397,214 08/074,590 03/14/95
5,397,222 08/145,866 03/14/95
5,397,224 08/087,718 03/14/95
5,397,225 08/028,268 03/14/95
5,397,231 08/101,264 03/14/95
5,397,237 08/164,034 03/14/95
5,397,238 08/239,546 03/14/95
5,397,243 08/115,582 03/14/95
5,397,255 08/202,966 03/14/95
5,397,256 08/272,603 03/14/95
5,397,260 07/832,521 03/14/95
5,397,264 08/172,043 03/14/95
5,397,272 08/014,803 03/14/95
5,397,274 08/170,462 03/14/95
5,397,276 08/123,345 03/14/95
5,397,283 08/098,367 03/14/95
5,397,288 08/227,728 03/14/95
5,397,312 08/061,188 03/14/95
5,397,314 08/149,538 03/14/95
5,397,326 08/047,852 03/14/95
5,397,327 08/098,879 03/14/95
5,397,330 08/193,253 03/14/95
5,397,333 08/126,511 03/14/95
5,397,343 08/164,235 03/14/95
5,397,380 08/137,084 03/14/95
5,397,384 08/191,891 03/14/95
5,397,387 08/224,150 03/14/95
5,397,389 08/204,874 03/14/95
5,397,393 08/090,793 03/14/95
5,397,394 08/119,330 03/14/95
5,397,402 08/252,305 03/14/95
5,397,403 07/936,064 03/14/95
5,397,412 08/213,731 03/14/95
5,397,417 08/173,367 03/14/95
5,397,420 07/935,104 03/14/95
5,397,428 07/937,481 03/14/95
5,397,430 08/085,871 03/14/95
5,397,441 08/181,016 03/14/95
5,397,448 08/108,081 03/14/95
5,397,457 08/203,185 03/14/95
5,397,459 08/178,144 03/14/95
5,397,461 08/209,943 03/14/95
5,397,464 08/062,007 03/14/95
5,397,466 08/079,635 03/14/95
5,397,470 08/070,309 03/14/95
5,397,472 08/170,732 03/14/95
5,397,481 08/227,164 03/14/95
5,397,485 07/835,664 03/14/95
5,397,487 08/112,167 03/14/95
5,397,488 08/164,275 03/14/95
5,397,491 07/886,150 03/14/95
5,397,501 08/096,876 03/14/95
5,397,510 08/065,587 03/14/95
5,397,515 07/968,808 03/14/95
5,397,516 08/036,700 03/14/95
5,397,518 08/049,017 03/14/95
5,397,522 07/422,065 03/14/95
5,397,529 08/207,079 03/14/95
5,397,539 08/048,204 03/14/95
5,397,551 07/911,003 03/14/95
5,397,555 08/141,741 03/14/95
5,397,561 07/923,360 03/14/95
5,397,565 08/239,292 03/14/95
5,397,573 08/072,200 03/14/95
5,397,578 08/219,673 03/14/95
5,397,592 07/941,015 03/14/95
5,397,593 08/067,614 03/14/95
5,397,601 08/011,414 03/14/95
5,397,612 07/944,344 03/14/95
5,397,616 07/955,973 03/14/95
5,397,633 08/080,064 03/14/95
5,397,636 07/986,815 03/14/95
5,397,646 08/174,859 03/14/95
5,397,655 08/147,794 03/14/95
5,397,661 08/179,924 03/14/95
5,397,683 08/036,315 03/14/95
5,397,708 08/062,413 03/14/95
5,397,728 08/214,156 03/14/95
5,397,735 07/543,796 03/14/95
5,397,736 08/262,227 03/14/95
5,397,759 07/911,295 03/14/95
5,397,770 08/021,331 03/14/95
5,397,774 08/175,216 03/14/95
5,397,781 08/016,286 03/14/95
5,397,800 07/861,876 03/14/95
5,397,804 08/034,556 03/14/95
5,397,808 08/241,885 03/14/95
5,397,821 08/222,209 03/14/95
5,397,833 08/146,640 03/14/95
5,397,844 08/190,169 03/14/95
5,397,858 08/094,184 03/14/95
5,397,878 08/198,305 03/14/95
5,397,880 08/130,759 03/14/95
5,397,913 08/212,880 03/14/95
5,397,926 07/953,666 03/14/95
5,397,927 07/934,924 03/14/95
5,397,954 08/077,033 03/14/95
5,397,955 08/163,743 03/14/95
5,397,960 08/181,431 03/14/95
5,397,970 07/873,093 03/14/95
5,397,983 08/007,538 03/14/95
5,397,987 08/025,586 03/14/95
5,397,995 08/050,888 03/14/95
5,398,014 08/162,069 03/14/95
5,398,016 08/183,942 03/14/95
5,398,024 07/924,741 03/14/95
5,398,028 07/896,326 03/14/95
5,398,032 08/246,924 03/14/95
5,398,041 07/515,886 03/14/95
5,398,047 08/112,982 03/14/95
5,398,060 08/164,623 03/14/95
5,398,086 07/949,859 03/14/95
5,398,087 08/272,309 03/14/95
5,398,090 08/268,724 03/14/95
5,398,093 08/028,314 03/14/95
5,398,097 08/097,947 03/14/95
5,398,101 08/243,347 03/14/95
5,398,129 07/690,299 03/14/95
5,398,133 08/141,634 03/14/95
5,398,139 08/068,764 03/14/95
5,398,144 08/022,558 03/14/95
5,398,146 08/240,193 03/14/95
5,398,147 08/168,968 03/14/95
5,398,151 08/145,491 03/14/95
5,398,152 08/128,415 03/14/95
5,398,153 07/714,598 03/14/95
5,398,155 08/072,419 03/14/95
5,398,175 08/196,563 03/14/95
5,398,182 08/094,552 03/14/95
5,398,214 06/239,703 03/14/95
5,398,217 07/835,901 03/14/95
5,398,239 08/169,923 03/14/95
5,398,265 08/243,052 03/14/95
5,398,275 08/111,165 03/14/95
5,398,286 08/087,700 03/14/95
5,398,293 08/257,213 03/14/95
5,398,319 07/943,981 03/14/95
5,398,322 07/958,319 03/14/95
5,398,335 07/938,969 03/14/95