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 March 3, 1999
DUE TO FAILURE TO PAY MAINTENANCE FEES
Patent Application Issue
Number Number Date
4,646,368 06/886,607 03/03/87
4,646,373 06/784,387 03/03/87
4,646,384 06/714,830 03/03/87
4,646,385 06/698,592 03/03/87
4,646,392 06/836,040 03/03/87
4,646,394 06/817,075 03/03/87
4,646,397 06/744,255 03/03/87
4,646,403 06/777,541 03/03/87
4,646,414 06/715,850 03/03/87
4,646,415 06/720,208 03/03/87
4,646,416 06/662,294 03/03/87
4,646,422 06/555,881 03/03/87
4,646,424 06/761,937 03/03/87
4,646,444 06/803,384 03/03/87
4,646,451 06/850,451 03/03/87
4,646,452 06/668,966 03/03/87
4,646,454 06/792,604 03/03/87
4,646,455 06/773,379 03/03/87
4,646,457 06/600,136 03/03/87
4,646,460 06/790,467 03/03/87
4,646,462 06/729,932 03/03/87
4,646,476 06/773,598 03/03/87
4,646,477 06/672,411 03/03/87
4,646,486 06/704,703 03/03/87
4,646,492 06/680,784 03/03/87
4,646,493 06/719,339 03/03/87
4,646,520 06/716,906 03/03/87
4,646,522 06/750,149 03/03/87
4,646,527 06/790,038 03/03/87
4,646,529 06/822,181 03/03/87
4,646,535 06/775,016 03/03/87
4,646,538 06/827,733 03/03/87
4,646,539 06/795,301 03/03/87
4,646,547 06/608,819 03/03/87
4,646,548 06/660,577 03/03/87
4,646,563 06/677,077 03/03/87
4,646,566 06/804,335 03/03/87
4,646,573 06/841,496 03/03/87
4,646,585 06/809,478 03/03/87
4,646,601 06/763,210 03/03/87
4,646,612 06/758,207 03/03/87
4,646,614 06/791,777 03/03/87
4,646,617 06/771,340 03/03/87
4,646,622 06/800,188 03/03/87
4,646,623 06/704,538 03/03/87
4,646,624 06/638,339 03/03/87
4,646,629 06/579,047 03/03/87
4,646,631 06/738,374 03/03/87
4,646,641 06/794,555 03/03/87
4,646,644 06/597,943 03/03/87
4,646,648 06/712,530 03/03/87
4,646,650 06/605,010 03/03/87
4,646,652 06/819,408 03/03/87
4,646,654 06/636,819 03/03/87
4,646,657 06/597,519 03/03/87
4,646,662 06/735,877 03/03/87
4,646,665 06/766,694 03/03/87
4,646,668 06/839,800 03/03/87
4,646,677 06/796,079 03/03/87
4,646,683 06/786,670 03/03/87
4,646,688 06/802,358 03/03/87
4,646,696 06/678,964 03/03/87
4,646,700 06/828,181 03/03/87
4,646,717 06/761,608 03/03/87
4,646,728 06/729,207 03/03/87
4,646,733 06/781,794 03/03/87
4,646,737 06/503,783 03/03/87
4,646,744 06/626,335 03/03/87
4,646,747 06/665,023 03/03/87
4,646,748 06/702,829 03/03/87
4,646,756 06/544,820 03/03/87
4,646,760 06/417,548 03/03/87
4,646,761 06/725,901 03/03/87
4,646,765 06/825,220 03/03/87
4,646,771 06/802,849 03/03/87
4,646,774 06/812,418 03/03/87
4,646,776 06/649,881 03/03/87
4,646,778 06/719,828 03/03/87
4,646,785 06/708,761 03/03/87
4,646,795 06/850,570 03/03/87
4,646,797 06/768,363 03/03/87
4,646,806 06/273,702 03/03/87
4,646,807 06/688,581 03/03/87
4,646,811 06/727,773 03/03/87
4,646,815 06/682,177 03/03/87
4,646,824 06/812,692 03/03/87
4,646,829 06/721,622 03/03/87
4,646,832 06/800,849 03/03/87
4,646,835 06/750,319 03/03/87
4,646,844 06/686,036 03/03/87
4,646,849 06/687,762 03/03/87
4,646,850 06/747,143 03/03/87
4,646,853 06/636,381 03/03/87
4,646,863 06/689,957 03/03/87
4,646,864 06/784,968 03/03/87
4,646,866 06/795,104 03/03/87
4,646,867 06/791,106 03/03/87
4,646,868 06/884,864 03/03/87
4,646,872 06/793,090 03/03/87
4,646,873 06/836,237 03/03/87
4,646,877 06/774,612 03/03/87
4,646,884 06/603,627 03/03/87
4,646,893 06/599,565 03/03/87
4,646,906 06/857,393 03/03/87
4,646,913 06/728,524 03/03/87
4,646,916 06/781,678 03/03/87
4,646,923 06/661,599 03/03/87
4,646,928 06/690,141 03/03/87
4,646,929 06/758,242 03/03/87
4,646,945 06/749,736 03/03/87
4,646,946 06/671,048 03/03/87
4,646,950 06/665,434 03/03/87
4,646,969 06/851,266 03/03/87
4,646,985 06/816,774 03/03/87
4,647,012 06/822,325 03/03/87
4,647,016 06/651,234 03/03/87
4,647,017 06/683,623 03/03/87
4,647,019 06/846,800 03/03/87
4,647,027 06/805,418 03/03/87
4,647,028 06/766,971 03/03/87
4,647,030 06/654,672 03/03/87
4,647,035 06/631,255 03/03/87
4,647,042 06/758,766 03/03/87
4,647,047 06/812,958 03/03/87
4,647,050 06/757,455 03/03/87
4,647,052 06/654,116 03/03/87
4,647,055 06/738,385 03/03/87
4,647,056 06/714,886 03/03/87
4,647,057 06/658,479 03/03/87
4,647,058 06/681,509 03/03/87
4,647,065 06/727,505 03/03/87
4,647,066 06/773,557 03/03/87
4,647,074 06/709,425 03/03/87
4,647,094 06/837,034 03/03/87
4,647,103 06/824,603 03/03/87
4,647,104 06/732,135 03/03/87
4,647,106 06/707,762 03/03/87
4,647,108 06/673,576 03/03/87
4,647,110 06/524,962 03/03/87
4,647,126 06/745,050 03/03/87
4,647,139 06/760,773 03/03/87
4,647,140 06/801,653 03/03/87
4,647,142 06/559,443 03/03/87
4,647,151 06/664,809 03/03/87
4,647,156 06/719,708 03/03/87
4,647,157 06/678,113 03/03/87
4,647,162 06/679,347 03/03/87
4,647,165 06/675,352 03/03/87
4,647,170 06/781,616 03/03/87
4,647,173 06/826,031 03/03/87
4,647,175 06/757,882 03/03/87
4,647,178 06/693,945 03/03/87
4,647,180 06/790,152 03/03/87
4,647,186 06/795,007 03/03/87
4,647,194 06/625,803 03/03/87
4,647,200 06/741,989 03/03/87
4,647,210 06/745,775 03/03/87
4,647,211 06/722,664 03/03/87
4,647,216 06/716,821 03/03/87
4,647,230 06/742,726 03/03/87
4,647,237 06/753,040 03/03/87
4,647,243 06/557,708 03/03/87
4,647,244 06/612,195 03/03/87
4,647,256 06/706,733 03/03/87
4,647,261 06/533,478 03/03/87
4,647,282 06/769,931 03/03/87
4,647,288 06/771,553 03/03/87
4,647,291 06/808,036 03/03/87
4,647,297 06/509,698 03/03/87
4,647,299 06/641,220 03/03/87
4,647,300 06/572,175 03/03/87
4,647,302 06/619,949 03/03/87
4,647,303 06/841,108 03/03/87
4,647,305 06/630,257 03/03/87
4,647,308 06/621,674 03/03/87
4,647,309 06/709,274 03/03/87
4,647,311 06/771,020 03/03/87
4,647,312 06/787,029 03/03/87
4,647,319 06/681,629 03/03/87
4,647,326 06/784,710 03/03/87
4,647,333 06/818,952 03/03/87
4,647,337 06/801,511 03/03/87
4,647,347 06/753,701 03/03/87
4,647,350 06/787,188 03/03/87
4,647,351 06/779,529 03/03/87
4,647,353 06/817,656 03/03/87
4,647,355 06/791,558 03/03/87
4,647,360 06/784,393 03/03/87
4,647,361 06/771,926 03/03/87
4,647,368 06/787,565 03/03/87
4,647,372 06/760,853 03/03/87
4,647,382 06/744,020 03/03/87
4,647,388 06/790,844 03/03/87
4,647,394 06/666,139 03/03/87
4,647,396 06/703,614 03/03/87
4,647,404 06/672,792 03/03/87
4,647,405 06/529,303 03/03/87
4,647,408 06/574,362 03/03/87
4,647,416 06/727,650 03/03/87
4,647,421 06/597,032 03/03/87
4,647,427 06/643,209 03/03/87
4,647,428 06/845,456 03/03/87
4,647,432 06/540,980 03/03/87
4,647,435 06/671,866 03/03/87
4,647,450 06/811,083 03/03/87
4,647,466 06/746,607 03/03/87
4,647,469 06/802,002 03/03/87
4,647,471 06/829,172 03/03/87
4,647,480 06/761,637 03/03/87
4,647,482 06/777,763 03/03/87
4,647,495 06/764,902 03/03/87
4,647,508 06/755,067 03/03/87
4,647,517 06/751,842 03/03/87
4,647,519 06/775,966 03/03/87
4,647,520 06/780,721 03/03/87
4,647,522 06/690,902 03/03/87
4,647,524 06/736,380 03/03/87
4,647,532 06/714,743 03/03/87
4,647,533 06/650,739 03/03/87
4,647,537 06/643,431 03/03/87
4,647,553 06/684,065 03/03/87
4,647,560 06/763,746 03/03/87
4,647,561 06/762,473 03/03/87
4,647,566 06/816,914 03/03/87
4,647,567 06/635,904 03/03/87
4,647,571 06/368,906 03/03/87
4,647,573 06/801,036 03/03/87
4,647,583 06/485,295 03/03/87
4,647,584 06/566,427 03/03/87
4,647,585 06/669,568 03/03/87
4,647,587 06/782,213 03/03/87
4,647,596 06/856,217 03/03/87
4,647,597 06/819,792 03/03/87
4,647,598 06/689,006 03/03/87
4,647,599 06/669,945 03/03/87
4,647,600 06/828,704 03/03/87
4,647,603 06/749,020 03/03/87
4,647,604 06/744,205 03/03/87
4,647,609 06/791,386 03/03/87
4,647,610 06/846,671 03/03/87
4,647,611 06/838,973 03/03/87
4,647,613 06/792,540 03/03/87
4,647,615 06/725,727 03/03/87
4,647,617 06/819,790 03/03/87
4,647,619 06/798,049 03/03/87
4,647,641 06/678,429 03/03/87
4,647,645 06/657,758 03/03/87
4,647,648 06/768,988 03/03/87
4,647,660 06/729,823 03/03/87
4,647,663 06/381,993 03/03/87
4,647,664 06/871,942 03/03/87
4,647,669 06/745,397 03/03/87
4,647,677 06/753,528 03/03/87
4,647,680 06/658,477 03/03/87
4,647,693 06/719,737 03/03/87
4,647,705 06/765,683 03/03/87
4,647,706 06/755,696 03/03/87
4,647,718 06/830,251 03/03/87
4,647,722 06/780,848 03/03/87
4,647,723 06/732,122 03/03/87
4,647,734 06/735,634 03/03/87
4,647,736 06/764,921 03/03/87
4,647,741 06/835,866 03/03/87
4,647,746 06/752,592 03/03/87
4,647,758 06/754,259 03/03/87
4,647,760 06/538,494 03/03/87
4,647,762 06/782,239 03/03/87
4,647,765 06/657,750 03/03/87
4,647,768 06/695,258 03/03/87
4,647,785 06/593,110 03/03/87
4,647,787 06/698,207 03/03/87
4,647,788 06/702,418 03/03/87
4,647,789 06/650,655 03/03/87
4,647,790 06/745,557 03/03/87
4,647,805 06/809,286 03/03/87
4,647,806 06/742,979 03/03/87
4,647,807 06/784,681 03/03/87
4,647,809 06/792,620 03/03/87
4,647,811 06/693,058 03/03/87
4,647,812 06/742,834 03/03/87
4,647,813 06/676,506 03/03/87
4,647,819 06/691,814 03/03/87
4,647,820 06/712,288 03/03/87
4,647,823 06/741,795 03/03/87
4,647,831 06/848,362 03/03/87
4,647,833 06/821,937 03/03/87
4,647,837 06/656,888 03/03/87
4,647,843 06/602,342 03/03/87
4,647,855 06/653,008 03/03/87
4,647,861 06/671,250 03/03/87
4,647,863 06/793,931 03/03/87
4,647,879 06/752,764 03/03/87
4,647,881 06/795,857 03/03/87
4,647,883 06/644,688 03/03/87
4,647,889 06/798,657 03/03/87
4,647,894 06/711,907 03/03/87
4,647,896 06/711,908 03/03/87
4,647,905 06/749,184 03/03/87
4,647,914 06/633,132 03/03/87
4,647,919 06/790,780 03/03/87
4,647,920 06/530,888 03/03/87
4,647,945 06/826,788 03/03/87
4,647,947 06/775,958 03/03/87
4,647,948 06/788,152 03/03/87
4,647,970 06/811,735 03/03/87
4,647,980 06/819,737 03/03/87
4,647,983 06/655,377 03/03/87
4,647,984 06/722,665 03/03/87
4,647,995 06/741,593 03/03/87
4,647,999 06/677,359 03/03/87
4,648,002 06/660,141 03/03/87
4,648,005 06/721,274 03/03/87
4,648,007 06/791,828 03/03/87
4,648,008 06/751,641 03/03/87
4,648,009 06/849,620 03/03/87
4,648,010 06/902,834 03/03/87
4,648,013 06/811,024 03/03/87
4,648,017 06/884,314 03/03/87
4,648,019 06/768,593 03/03/87
4,648,026 06/684,317 03/03/87
4,648,029 06/644,882 03/03/87
4,648,045 06/613,605 03/03/87
4,648,047 06/664,180 03/03/87
4,648,052 06/551,309 03/03/87
4,648,056 06/627,962 03/03/87
4,648,058 06/596,484 03/03/87
4,648,060 06/635,949 03/03/87
4,648,065 06/630,141 03/03/87
4,648,066 06/585,326 03/03/87
4,648,069 06/582,654 03/03/87
4,648,071 06/778,750 03/03/87
4,648,072 06/730,921 03/03/87
4,648,073 06/687,795 03/03/87
4,648,086 06/700,753 03/03/87
4,648,087 06/625,756 03/03/87
4,648,102 06/586,475 03/03/87
4,648,109 06/809,657 03/03/87
4,648,119 06/713,507 03/03/87
4,648,120 06/696,026 03/03/87
4,648,122 06/777,810 03/03/87
PATENTS WHICH EXPIRED ON February 26, 1999
DUE TO FAILURE TO PAY MAINTENANCE FEES
4,995,114 07/466,246 02/26/91
4,995,120 07/394,576 02/26/91
4,995,122 07/214,947 02/26/91
4,995,123 07/434,919 02/26/91
4,995,127 07/491,835 02/26/91
4,995,135 07/347,771 02/26/91
4,995,140 07/482,555 02/26/91
4,995,142 07/306,402 02/26/91
4,995,144 07/414,028 02/26/91
4,995,145 07/461,633 02/26/91
4,995,146 07/262,894 02/26/91
4,995,156 06/748,390 02/26/91
4,995,165 07/416,238 02/26/91
4,995,166 07/526,072 02/26/91
4,995,172 07/504,412 02/26/91
4,995,173 07/337,265 02/26/91
4,995,175 07/424,263 02/26/91
4,995,182 07/224,822 02/26/91
4,995,191 07/256,050 02/26/91
4,995,196 07/380,421 02/26/91
4,995,198 06/651,023 02/26/91
4,995,200 07/485,971 02/26/91
4,995,213 07/406,686 02/26/91
4,995,214 07/262,715 02/26/91
4,995,217 07/392,401 02/26/91
4,995,226 07/377,721 02/26/91
4,995,232 06/901,039 02/26/91
4,995,233 07/476,352 02/26/91
4,995,239 07/519,071 02/26/91
4,995,242 07/294,114 02/26/91
4,995,243 07/299,760 02/26/91
4,995,246 07/441,376 02/26/91
4,995,248 07/509,905 02/26/91
4,995,249 07/425,704 02/26/91
4,995,251 07/505,673 02/26/91
4,995,253 07/327,809 02/26/91
4,995,255 07/365,160 02/26/91
4,995,258 07/514,997 02/26/91
4,995,259 07/320,950 02/26/91
4,995,260 07/379,832 02/26/91
4,995,265 07/452,112 02/26/91
4,995,269 07/491,805 02/26/91
4,995,279 07/493,988 02/26/91
4,995,283 07/354,519 02/26/91
4,995,285 07/293,253 02/26/91
4,995,286 07/196,133 02/26/91
4,995,287 07/452,785 02/26/91
4,995,301 07/450,678 02/26/91
4,995,302 07/409,472 02/26/91
4,995,303 07/461,987 02/26/91
4,995,305 07/321,195 02/26/91
4,995,318 07/337,645 02/26/91
4,995,320 07/389,045 02/26/91
4,995,324 07/552,922 02/26/91
4,995,335 07/579,890 02/26/91
4,995,350 07/406,386 02/26/91
4,995,354 07/449,816 02/26/91
4,995,355 07/520,692 02/26/91
4,995,357 07/435,284 02/26/91
4,995,360 07/394,456 02/26/91
4,995,361 07/302,602 02/26/91
4,995,365 07/453,403 02/26/91
4,995,375 07/502,816 02/26/91
4,995,377 07/546,010 02/26/91
4,995,379 07/322,174 02/26/91
4,995,383 07/236,931 02/26/91
4,995,387 07/270,057 02/26/91
4,995,398 07/516,763 02/26/91
4,995,403 07/315,131 02/26/91
4,995,404 07/236,455 02/26/91
4,995,410 07/462,644 02/26/91
4,995,415 07/320,998 02/26/91
4,995,418 07/423,226 02/26/91
4,995,420 07/565,526 02/26/91
4,995,424 07/480,844 02/26/91
4,995,426 07/258,493 02/26/91
4,995,434 07/391,154 02/26/91
4,995,436 07/368,412 02/26/91
4,995,449 07/421,080 02/26/91
4,995,452 06/521,834 02/26/91
4,995,457 07/444,657 02/26/91
4,995,458 07/434,345 02/26/91
4,995,466 07/455,976 02/26/91
4,995,469 07/412,048 02/26/91
4,995,472 07/437,740 02/26/91
4,995,477 07/487,155 02/26/91
4,995,478 07/340,987 02/26/91
4,995,484 07/386,235 02/26/91
4,995,510 06/714,479 02/26/91
4,995,517 07/516,731 02/26/91
4,995,521 07/314,469 02/26/91
4,995,522 07/341,976 02/26/91
4,995,530 07/278,595 02/26/91
4,995,541 07/389,358 02/26/91
4,995,543 07/328,133 02/26/91
4,995,547 07/532,590 02/26/91
4,995,548 07/335,368 02/26/91
4,995,553 07/404,276 02/26/91
4,995,557 07/514,600 02/26/91
4,995,566 07/512,089 02/26/91
4,995,567 07/441,307 02/26/91
4,995,569 07/465,441 02/26/91
4,995,570 07/317,381 02/26/91
4,995,577 07/392,585 02/26/91
4,995,592 07/446,567 02/26/91
4,995,595 06/881,707 02/26/91
4,995,599 07/496,983 02/26/91
4,995,602 07/483,276 02/26/91
4,995,608 07/342,227 02/26/91
4,995,612 07/359,109 02/26/91
4,995,613 07/413,955 02/26/91
4,995,633 07/401,878 02/26/91
4,995,634 07/392,557 02/26/91
4,995,637 07/453,788 02/26/91
4,995,644 07/401,193 02/26/91
4,995,645 07/481,596 02/26/91
4,995,646 07/441,991 02/26/91
4,995,647 07/384,980 02/26/91
4,995,652 07/395,748 02/26/91
4,995,654 07/420,091 02/26/91
4,995,658 07/559,093 02/26/91
4,995,659 07/372,341 02/26/91
4,995,660 07/535,001 02/26/91
4,995,666 07/433,042 02/26/91
4,995,667 07/317,323 02/26/91
4,995,670 07/474,291 02/26/91
4,995,675 07/378,830 02/26/91
4,995,678 07/287,078 02/26/91
4,995,683 07/392,937 02/26/91
4,995,685 07/352,505 02/26/91
4,995,693 07/228,617 02/26/91
4,995,697 07/404,291 02/26/91
4,995,700 07/331,119 02/26/91
4,995,711 07/450,548 02/26/91
4,995,717 07/397,139 02/26/91
4,995,721 07/488,293 02/26/91
4,995,735 07/288,745 02/26/91
4,995,748 07/378,911 02/26/91
4,995,751 07/263,184 02/26/91
4,995,753 07/560,066 02/26/91
4,995,760 07/453,730 02/26/91
4,995,766 07/392,875 02/26/91
4,995,768 07/387,005 02/26/91
4,995,773 07/460,507 02/26/91
4,995,778 07/460,282 02/26/91
4,995,788 07/404,545 02/26/91
4,995,790 06/855,884 02/26/91
4,995,800 07/415,586 02/26/91
4,995,801 07/382,730 02/26/91
4,995,807 07/326,161 02/26/91
4,995,809 07/427,505 02/26/91
4,995,814 07/515,400 02/26/91
4,995,816 07/414,561 02/26/91
4,995,817 07/485,337 02/26/91
4,995,820 07/452,102 02/26/91
4,995,837 07/520,492 02/26/91
4,995,838 07/385,643 02/26/91
4,995,847 07/424,737 02/26/91
4,995,855 07/392,284 02/26/91
4,995,861 07/453,317 02/26/91
4,995,864 07/394,076 02/26/91
4,995,865 07/364,799 02/26/91
4,995,866 07/451,093 02/26/91
4,995,867 07/470,193 02/26/91
4,995,874 07/370,718 02/26/91
4,995,878 07/219,140 02/26/91
4,995,884 07/447,743 02/26/91
4,995,889 07/484,590 02/26/91
4,995,891 07/488,204 02/26/91
4,995,903 07/275,165 02/26/91
4,995,907 07/497,337 02/26/91
4,995,908 07/241,469 02/26/91
4,995,916 07/516,936 02/26/91
4,995,920 07/450,525 02/26/91
4,995,923 07/258,721 02/26/91
4,995,933 07/431,217 02/26/91
4,995,936 07/385,686 02/26/91
4,995,950 07/236,446 02/26/91
4,995,951 07/528,058 02/26/91
4,995,954 07/478,376 02/26/91
4,995,955 07/517,408 02/26/91
4,995,957 07/191,689 02/26/91
4,995,959 07/410,123 02/26/91
4,995,960 07/381,665 02/26/91
4,995,961 07/234,316 02/26/91
4,995,963 07/466,006 02/26/91
4,995,967 07/261,326 02/26/91
4,995,971 07/390,022 02/26/91
4,995,972 07/270,699 02/26/91
4,995,973 07/319,021 02/26/91
4,995,982 07/430,849 02/26/91
4,995,984 07/408,289 02/26/91
4,995,989 07/455,402 02/26/91
4,995,993 07/452,140 02/26/91
4,995,995 07/247,090 02/26/91
4,996,000 07/306,331 02/26/91
4,996,009 07/307,614 02/26/91
4,996,012 07/347,005 02/26/91
4,996,020 07/409,589 02/26/91
4,996,022 07/550,972 02/26/91
4,996,024 07/393,622 02/26/91
4,996,025 06/821,716 02/26/91
4,996,035 07/474,905 02/26/91
4,996,046 07/440,675 02/26/91
4,996,049 07/286,032 02/26/91
4,996,050 07/252,468 02/26/91
4,996,057 07/328,221 02/26/91
4,996,062 07/263,811 02/26/91
4,996,066 07/351,736 02/26/91
4,996,069 07/436,801 02/26/91
4,996,076 07/334,207 02/26/91
4,996,078 07/471,184 02/26/91
4,996,083 07/365,216 02/26/91
4,996,087 07/378,316 02/26/91
4,996,096 07/259,547 02/26/91
4,996,098 07/316,635 02/26/91
4,996,103 07/502,189 02/26/91
4,996,104 07/327,559 02/26/91
4,996,113 07/342,300 02/26/91
4,996,114 07/365,657 02/26/91
4,996,118 07/528,935 02/26/91
4,996,133 07/137,389 02/26/91
4,996,141 07/295,795 02/26/91
4,996,144 06/694,715 02/26/91
4,996,150 07/186,062 02/26/91
4,996,152 07/128,836 02/26/91
4,996,171 07/288,640 02/26/91
4,996,177 07/222,976 02/26/91
4,996,178 07/461,941 02/26/91
4,996,180 07/281,406 02/26/91
4,996,183 07/329,766 02/26/91
4,996,186 07/228,979 02/26/91
4,996,187 07/258,916 02/26/91
4,996,193 07/318,676 02/26/91
4,996,195 07/294,838 02/26/91
4,996,197 07/223,572 02/26/91
4,996,201 07/388,777 02/26/91
4,996,217 07/372,534 02/26/91
4,996,219 07/448,129 02/26/91
4,996,226 07/397,749 02/26/91
4,996,232 07/412,545 02/26/91
4,996,234 07/446,358 02/26/91
4,996,235 07/125,512 02/26/91
4,996,240 07/230,680 02/26/91
4,996,242 07/355,539 02/26/91
4,996,244 07/425,618 02/26/91
4,996,245 07/424,800 02/26/91
4,996,246 07/424,431 02/26/91
4,996,247 07/424,494 02/26/91
4,996,248 07/424,489 02/26/91
4,996,255 07/399,096 02/26/91
4,996,256 07/358,065 02/26/91
4,996,260 07/447,281 02/26/91
4,996,261 07/239,351 02/26/91
4,996,271 07/281,041 02/26/91
4,996,272 07/371,400 02/26/91
4,996,282 07/404,652 02/26/91
4,996,288 07/307,720 02/26/91
4,996,292 07/373,503 02/26/91
4,996,296 07/078,134 02/26/91
4,996,298 07/448,673 02/26/91
4,996,300 07/200,471 02/26/91
4,996,306 07/178,047 02/26/91
4,996,311 07/379,980 02/26/91
4,996,330 07/373,179 02/26/91
4,996,331 07/341,813 02/26/91
4,996,332 07/205,732 02/26/91
4,996,339 07/362,068 02/26/91
4,996,340 07/433,323 02/26/91
4,996,341 07/548,231 02/26/91
4,996,342 07/308,786 02/26/91
4,996,344 07/308,466 02/26/91
4,996,346 07/418,365 02/26/91
4,996,347 07/371,775 02/26/91
4,996,351 07/007,317 02/26/91
4,996,353 07/352,575 02/26/91
4,996,358 07/336,264 02/26/91
4,996,359 07/167,922 02/26/91
4,996,362 07/520,066 02/26/91
4,996,363 07/287,189 02/26/91
4,996,365 07/401,241 02/26/91
4,996,366 07/468,855 02/26/91
4,996,367 07/453,664 02/26/91
4,996,374 07/451,672 02/26/91
4,996,376 07/425,930 02/26/91
4,996,387 07/382,453 02/26/91
4,996,388 07/558,355 02/26/91
4,996,389 07/226,814 02/26/91
4,996,397 07/482,919 02/26/91
4,996,399 07/547,276 02/26/91
4,996,404 07/493,139 02/26/91
4,996,405 07/510,048 02/26/91
4,996,407 07/332,591 02/26/91
4,996,412 07/447,317 02/26/91
4,996,428 07/359,881 02/26/91
4,996,430 07/416,197 02/26/91
4,996,434 07/341,259 02/26/91
4,996,435 07/451,800 02/26/91
4,996,437 07/262,510 02/26/91
4,996,439 07/427,797 02/26/91
4,996,442 07/308,810 02/26/91
4,996,450 07/486,443 02/26/91
4,996,454 07/374,196 02/26/91
4,996,457 07/500,353 02/26/91
4,996,462 07/360,782 02/26/91
4,996,472 07/401,589 02/26/91
4,996,480 07/418,224 02/26/91
4,996,484 07/291,687 02/26/91
4,996,485 07/448,859 02/26/91
4,996,501 07/286,610 02/26/91
4,996,505 07/330,332 02/26/91
4,996,512 07/338,080 02/26/91
4,996,514 07/392,791 02/26/91
4,996,515 07/510,603 02/26/91
4,996,517 07/334,722 02/26/91
4,996,521 07/453,693 02/26/91
4,996,525 07/440,950 02/26/91
4,996,526 07/278,520 02/26/91
4,996,531 07/221,394 02/26/91
4,996,535 07/241,671 02/26/91
4,996,538 07/442,201 02/26/91
4,996,560 07/429,813 02/26/91
4,996,562 07/461,748 02/26/91
4,996,565 07/373,129 02/26/91
4,996,569 07/266,081 02/26/91
4,996,570 07/288,063 02/26/91
4,996,577 07/474,625 02/26/91
4,996,579 06/464,100 02/26/91
4,996,585 07/381,334 02/26/91
4,996,587 07/498,134 02/26/91
4,996,588 07/326,646 02/26/91
4,996,593 07/444,655 02/26/91
4,996,595 07/419,901 02/26/91
4,996,609 07/313,719 02/26/91
4,996,612 07/457,959 02/26/91
4,996,614 07/447,562 02/26/91
4,996,621 07/265,362 02/26/91
4,996,631 07/428,860 02/26/91
4,996,653 07/138,241 02/26/91
4,996,660 07/339,268 02/26/91
4,996,667 07/480,362 02/26/91
4,996,668 07/482,432 02/26/91
4,996,675 07/454,973 02/26/91
4,996,681 07/341,909 02/26/91
4,996,692 07/408,337 02/26/91
4,996,712 07/465,523 02/26/91
4,996,713 07/411,650 02/26/91
4,996,716 07/462,287 02/26/91
PATENTS WHICH EXPIRED ON February 28, 1999
DUE TO FAILURE TO PAY MAINTENANCE FEES
5,392,465 08/091,375 02/28/95
5,392,466 08/055,833 02/28/95
5,392,468 08/108,294 02/28/95
5,392,471 08/131,688 02/28/95
5,392,474 08/199,384 02/28/95
5,392,482 08/157,461 02/28/95
5,392,485 07/950,824 02/28/95
5,392,487 08/166,942 02/28/95
5,392,488 08/164,748 02/28/95
5,392,489 08/038,253 02/28/95
5,392,511 08/135,336 02/28/95
5,392,514 08/123,769 02/28/95
5,392,516 08/245,794 02/28/95
5,392,520 08/028,145 02/28/95
5,392,522 08/056,832 02/28/95
5,392,523 08/120,748 02/28/95
5,392,528 08/077,551 02/28/95
5,392,536 07/645,643 02/28/95
5,392,540 08/075,169 02/28/95
5,392,541 08/154,282 02/28/95
5,392,543 08/180,727 02/28/95
5,392,544 07/750,277 02/28/95
5,392,545 08/007,064 02/28/95
5,392,549 08/165,171 02/28/95
5,392,551 08/147,667 02/28/95
5,392,553 08/179,673 02/28/95
5,392,555 08/185,255 02/28/95
5,392,560 08/231,960 02/28/95
5,392,562 08/149,639 02/28/95
5,392,579 08/121,023 02/28/95
5,392,584 08/059,461 02/28/95
5,392,585 08/001,179 02/28/95
5,392,588 07/996,865 02/28/95
5,392,589 08/115,646 02/28/95
5,392,601 08/022,567 02/28/95
5,392,617 08/038,196 02/28/95
5,392,621 08/085,552 02/28/95
5,392,622 08/162,219 02/28/95
5,392,630 07/954,562 02/28/95
5,392,636 07/998,804 02/28/95
5,392,644 08/169,525 02/28/95
5,392,652 07/864,531 02/28/95
5,392,656 08/120,555 02/28/95
5,392,664 07/930,928 02/28/95
5,392,667 08/123,976 02/28/95
5,392,669 08/109,774 02/28/95
5,392,671 08/158,865 02/28/95
5,392,673 08/088,370 02/28/95
5,392,677 08/085,908 02/28/95
5,392,682 08/036,366 02/28/95
5,392,683 07/953,562 02/28/95
5,392,690 08/117,216 02/28/95
5,392,691 08/087,659 02/28/95
5,392,693 08/204,831 02/28/95
5,392,695 08/223,455 02/28/95
5,392,699 08/194,144 02/28/95
5,392,701 08/193,513 02/28/95
5,392,702 08/151,723 02/28/95
5,392,708 08/112,596 02/28/95
5,392,710 08/076,764 02/28/95
5,392,713 08/195,250 02/28/95
5,392,718 07/971,305 02/28/95
5,392,727 07/962,787 02/28/95
5,392,732 08/192,351 02/28/95
5,392,734 08/134,628 02/28/95
5,392,738 08/231,051 02/28/95
5,392,739 08/082,052 02/28/95
5,392,740 08/169,128 02/28/95
5,392,743 08/219,083 02/28/95
5,392,747 08/102,748 02/28/95
5,392,751 08/125,157 02/28/95
5,392,752 08/213,560 02/28/95
5,392,758 08/019,306 02/28/95
5,392,762 08/185,621 02/28/95
5,392,767 07/789,446 02/28/95
5,392,769 07/956,740 02/28/95
5,392,772 08/057,626 02/28/95
5,392,788 08/013,026 02/28/95
5,392,792 08/047,661 02/28/95
5,392,794 08/154,298 02/28/95
5,392,804 08/153,952 02/28/95
5,392,806 08/207,735 02/28/95
5,392,807 08/185,194 02/28/95
5,392,808 08/276,207 02/28/95
5,392,812 07/985,718 02/28/95
5,392,816 08/137,105 02/28/95
5,392,818 08/210,630 02/28/95
5,392,819 08/164,538 02/28/95
5,392,822 08/095,274 02/28/95
5,392,826 08/037,024 02/28/95
5,392,827 08/127,635 02/28/95
5,392,830 08/029,104 02/28/95
5,392,837 08/121,184 02/28/95
5,392,843 08/036,994 02/28/95
5,392,844 08/106,865 02/28/95
5,392,852 07/976,110 02/28/95
5,392,861 08/206,340 02/28/95
5,392,866 08/254,555 02/28/95
5,392,869 08/084,988 02/28/95
5,392,870 08/156,887 02/28/95
5,392,876 08/115,979 02/28/95
5,392,880 08/186,319 02/28/95
5,392,883 08/154,815 02/28/95
5,392,886 08/066,064 02/28/95
5,392,887 08/172,941 02/28/95
5,392,893 07/988,335 02/28/95
5,392,897 08/141,014 02/28/95
5,392,901 08/151,124 02/28/95
5,392,907 08/156,002 02/28/95
5,392,913 08/089,484 02/28/95
5,392,915 08/115,830 02/28/95
5,392,918 08/131,846 02/28/95
5,392,920 08/194,718 02/28/95
5,392,921 08/200,425 02/28/95
5,392,926 08/036,794 02/28/95
5,392,929 08/030,125 02/28/95
5,392,933 08/119,752 02/28/95
5,392,934 08/062,114 02/28/95
5,392,942 08/144,407 02/28/95
5,392,944 08/125,305 02/28/95
5,392,946 08/068,023 02/28/95
5,392,953 08/071,712 02/28/95
5,392,958 08/155,845 02/28/95
5,392,961 08/080,214 02/28/95
5,392,964 08/057,991 02/28/95
5,392,976 07/886,688 02/28/95
5,392,983 08/099,698 02/28/95
5,392,985 08/260,681 02/28/95
5,392,994 08/143,595 02/28/95
5,392,996 08/235,928 02/28/95
5,393,003 08/180,754 02/28/95
5,393,016 08/083,602 02/28/95
5,393,017 08/008,036 02/28/95
5,393,022 08/037,555 02/28/95
5,393,027 08/072,071 02/28/95
5,393,029 07/987,006 02/28/95
5,393,031 08/232,888 02/28/95
5,393,033 08/095,609 02/28/95
5,393,045 08/130,000 02/28/95
5,393,048 08/158,983 02/28/95
5,393,049 08/183,200 02/28/95
5,393,051 07/906,923 02/28/95
5,393,052 08/181,813 02/28/95
5,393,053 08/230,501 02/28/95
5,393,056 08/216,354 02/28/95
5,393,060 08/038,603 02/28/95
5,393,080 08/052,396 02/28/95
5,393,089 08/114,407 02/28/95
5,393,094 08/128,679 02/28/95
5,393,099 08/065,535 02/28/95
5,393,103 08/130,753 02/28/95
5,393,105 07/996,654 02/28/95
5,393,109 08/106,613 02/28/95
5,393,112 08/132,702 02/28/95
5,393,121 08/045,569 02/28/95
5,393,122 08/106,096 02/28/95
5,393,140 08/238,588 02/28/95
5,393,143 07/931,848 02/28/95
5,393,153 08/159,558 02/28/95
5,393,157 08/218,252 02/28/95
5,393,163 07/780,436 02/28/95
5,393,166 08/058,218 02/28/95
5,393,178 08/027,393 02/28/95
5,393,180 08/120,522 02/28/95
5,393,183 08/197,736 02/28/95
5,393,186 08/269,394 02/28/95
5,393,187 07/931,762 02/28/95
5,393,189 08/097,402 02/28/95
5,393,191 08/105,638 02/28/95
5,393,193 08/141,263 02/28/95
5,393,205 08/103,884 02/28/95
5,393,209 08/038,421 02/28/95
5,393,215 07/998,095 02/28/95
5,393,217 08/142,804 02/28/95
5,393,218 08/070,303 02/28/95
5,393,221 08/171,100 02/28/95
5,393,231 07/891,040 02/28/95
5,393,232 08/153,073 02/28/95
5,393,233 08/092,190 02/28/95
5,393,235 08/114,460 02/28/95
5,393,246 08/194,527 02/28/95
5,393,251 07/792,271 02/28/95
5,393,252 08/224,039 02/28/95
5,393,257 08/231,663 02/28/95
5,393,269 08/180,570 02/28/95
5,393,271 08/189,962 02/28/95
5,393,279 07/931,470 02/28/95
5,393,281 08/213,493 02/28/95
5,393,285 07/969,094 02/28/95
5,393,286 08/255,719 02/28/95
5,393,287 08/132,187 02/28/95
5,393,288 07/974,841 02/28/95
5,393,289 08/238,934 02/28/95
5,393,298 08/208,567 02/28/95
5,393,299 08/116,737 02/28/95
5,393,301 07/934,521 02/28/95
5,393,310 08/216,913 02/28/95
5,393,321 08/140,158 02/28/95
5,393,322 07/940,917 02/28/95
5,393,325 08/148,999 02/28/95
5,393,331 08/121,296 02/28/95
5,393,342 08/224,079 02/28/95
5,393,346 08/067,288 02/28/95
5,393,356 08/098,705 02/28/95
5,393,358 08/098,609 02/28/95
5,393,367 08/220,966 02/28/95
5,393,372 08/154,968 02/28/95
5,393,377 08/192,221 02/28/95
5,393,401 07/966,148 02/28/95
5,393,406 07/845,942 02/28/95
5,393,422 08/039,210 02/28/95
5,393,427 08/045,495 02/28/95
5,393,435 08/121,144 02/28/95
5,393,436 08/254,315 02/28/95
5,393,441 08/156,505 02/28/95
5,393,442 08/038,944 02/28/95
5,393,449 07/835,055 02/28/95
5,393,453 08/190,935 02/28/95
5,393,454 08/190,934 02/28/95
5,393,455 08/039,328 02/28/95
5,393,463 08/128,267 02/28/95
5,393,474 08/108,230 02/28/95
5,393,478 08/110,149 02/28/95
5,393,479 08/068,475 02/28/95
5,393,496 07/857,574 02/28/95
5,393,497 08/187,369 02/28/95
5,393,502 08/117,505 02/28/95
5,393,503 07/756,748 02/28/95
5,393,506 08/081,247 02/28/95
5,393,520 08/076,558 02/28/95
5,393,532 08/039,236 02/28/95
5,393,534 07/865,549 02/28/95
5,393,539 08/166,706 02/28/95
5,393,543 08/154,253 02/28/95
5,393,562 08/080,612 02/28/95
5,393,563 08/087,033 02/28/95
5,393,573 07/730,744 02/28/95
5,393,581 08/206,029 02/28/95
5,393,588 08/002,002 02/28/95
5,393,606 08/067,206 02/28/95
5,393,609 08/258,895 02/28/95
5,393,613 08/162,490 02/28/95
5,393,620 08/018,763 02/28/95
5,393,637 07/843,851 02/28/95
5,393,644 08/167,055 02/28/95
5,393,645 08/167,064 02/28/95
5,393,680 07/736,967 02/28/95
5,393,713 07/951,085 02/28/95
5,393,717 08/063,203 02/28/95
5,393,719 08/194,606 02/28/95
5,393,730 08/180,309 02/28/95
5,393,738 08/008,383 02/28/95
5,393,742 08/109,614 02/28/95
5,393,744 07/460,959 02/28/95
5,393,756 08/051,611 02/28/95
5,393,758 08/191,153 02/28/95
5,393,759 08/061,142 02/28/95
5,393,766 08/008,030 02/28/95
5,393,767 08/112,498 02/28/95
5,393,770 08/121,401 02/28/95
5,393,777 07/614,231 02/28/95
5,393,780 08/217,566 02/28/95
5,393,784 08/093,955 02/28/95
5,393,806 07/813,675 02/28/95
5,393,807 07/866,098 02/28/95
5,393,808 08/257,465 02/28/95
5,393,811 08/059,695 02/28/95
5,393,813 08/140,357 02/28/95
5,393,815 08/095,353 02/28/95
5,393,825 08/242,756 02/28/95
5,393,839 08/161,448 02/28/95
5,393,846 08/118,847 02/28/95
5,393,849 08/137,739 02/28/95
5,393,859 08/252,728 02/28/95
5,393,876 08/044,627 02/28/95
5,393,878 08/214,737 02/28/95
5,393,882 08/021,820 02/28/95
5,393,883 07/832,228 02/28/95
5,393,902 08/233,165 02/28/95
5,393,917 08/167,119 02/28/95
5,393,924 08/235,582 02/28/95
5,393,937 08/101,425 02/28/95
5,393,938 08/098,294 02/28/95
5,393,940 07/800,237 02/28/95
5,393,944 08/243,253 02/28/95
5,393,946 08/105,384 02/28/95
5,393,948 08/225,863 02/28/95
5,393,954 08/231,838 02/28/95
5,393,966 08/117,810 02/28/95
5,393,971 08/077,175 02/28/95
5,393,974 08/046,330 02/28/95
5,393,996 08/230,637 02/28/95
5,394,016 08/241,769 02/28/95
5,394,017 07/984,811 02/28/95
5,394,018 07/999,326 02/28/95
5,394,029 08/018,872 02/28/95
5,394,043 08/084,569 02/28/95
5,394,044 08/119,528 02/28/95
5,394,048 08/095,911 02/28/95
5,394,054 08/092,961 02/28/95
5,394,058 07/976,473 02/28/95
5,394,066 08/019,702 02/28/95
5,394,067 07/858,891 02/28/95
5,394,069 08/028,066 02/28/95
5,394,089 08/150,278 02/28/95
5,394,094 08/061,620 02/28/95
5,394,131 07/862,767 02/28/95
5,394,132 08/093,669 02/28/95
5,394,134 08/156,921 02/28/95
5,394,149 07/965,265 02/28/95
5,394,151 08/129,499 02/28/95
5,394,161 08/158,208 02/28/95
5,394,162 08/033,727 02/28/95
5,394,174 07/835,509 02/28/95
5,394,176 08/036,211 02/28/95
5,394,183 07/878,565 02/28/95
5,394,191 07/983,021 02/28/95
5,394,212 08/095,443 02/28/95
5,394,218 08/120,554 02/28/95
5,394,232 08/035,273 02/28/95
5,394,253 08/043,354 02/28/95
5,394,272 08/093,839 02/28/95
5,394,279 08/255,803 02/28/95
5,394,280 08/075,622 02/28/95
5,394,295 08/068,150 02/28/95
5,394,301 08/189,009 02/28/95
5,394,304 08/087,661 02/28/95
5,394,306 08/116,886 02/28/95
5,394,309 08/239,571 02/28/95
5,394,319 08/049,621 02/28/95
5,394,321 07/939,123 02/28/95
5,394,323 08/219,566 02/28/95
5,394,335 08/040,593 02/28/95
5,394,339 07/860,550 02/28/95
5,394,353 08/123,548 02/28/95
5,394,366 07/925,152 02/28/95
5,394,379 08/101,975 02/28/95
5,394,381 08/259,934 02/28/95
5,394,382 08/016,379 02/28/95
5,394,393 07/931,708 02/28/95
5,394,398 08/111,000 02/28/95
5,394,419 08/185,797 02/28/95
5,394,430 08/237,132 02/28/95
5,394,468 08/038,885 02/28/95
5,394,478 07/977,677 02/28/95
5,394,481 07/820,925 02/28/95
5,394,484 07/813,239 02/28/95
5,394,487 08/141,734 02/28/95
5,394,494 08/186,941 02/28/95
5,394,502 08/171,073 02/28/95
5,394,506 08/057,121 02/28/95
5,394,509 07/861,068 02/28/95
5,394,510 08/077,393 02/28/95
5,394,517 07/959,919 02/28/95
5,394,536 08/118,355 02/28/95
5,394,553 07/713,863 02/28/95