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 November 24, 1999 DUE TO FAILURE TO PAY MAINTENANCE FEES Patent Application Issue Number Number Date 4,707,870 06/839,142 11/24/1987 4,707,874 06/839,064 11/24/1987 4,707,875 06/763,264 11/24/1987 4,707,880 06/836,127 11/24/1987 4,707,881 06/867,187 11/24/1987 4,707,887 06/783,446 11/24/1987 4,707,902 06/943,251 11/24/1987 4,707,913 06/902,631 11/24/1987 4,707,915 06/943,475 11/24/1987 4,707,918 06/834,593 11/24/1987 4,707,921 06/892,297 11/24/1987 4,707,924 06/872,958 11/24/1987 4,707,929 07/058,767 11/24/1987 4,707,930 06/928,296 11/24/1987 4,707,946 06/858,795 11/24/1987 4,707,948 06/299,086 11/24/1987 4,707,959 06/832,596 11/24/1987 4,707,982 06/277,520 11/24/1987 4,707,987 06/785,759 11/24/1987 4,707,995 06/738,544 11/24/1987 4,707,997 06/823,173 11/24/1987 4,707,998 06/939,701 11/24/1987 4,708,000 07/025,478 11/24/1987 4,708,003 06/866,880 11/24/1987 4,708,010 06/918,053 11/24/1987 4,708,021 06/825,077 11/24/1987 4,708,025 06/815,803 11/24/1987 4,708,031 07/000,063 11/24/1987 4,708,037 06/943,987 11/24/1987 4,708,051 06/897,516 11/24/1987 4,708,052 06/897,496 11/24/1987 4,708,062 06/843,320 11/24/1987 4,708,063 06/878,503 11/24/1987 4,708,068 06/897,969 11/24/1987 4,708,072 06/875,281 11/24/1987 4,708,077 06/849,275 11/24/1987 4,708,079 06/647,549 11/24/1987 4,708,089 06/873,650 11/24/1987 4,708,091 06/740,722 11/24/1987 4,708,104 07/022,550 11/24/1987 4,708,106 06/882,781 11/24/1987 4,708,111 06/777,683 11/24/1987 4,708,114 06/800,629 11/24/1987 4,708,117 06/851,567 11/24/1987 4,708,120 06/840,040 11/24/1987 4,708,131 06/899,729 11/24/1987 4,708,141 06/843,257 11/24/1987 4,708,146 06/893,834 11/24/1987 4,708,162 06/849,470 11/24/1987 4,708,163 07/007,749 11/24/1987 4,708,164 06/874,921 11/24/1987 4,708,177 06/746,686 11/24/1987 4,708,181 06/866,624 11/24/1987 4,708,183 07/045,154 11/24/1987 4,708,185 06/917,285 11/24/1987 4,708,187 06/720,095 11/24/1987 4,708,188 06/710,763 11/24/1987 4,708,200 06/868,653 11/24/1987 4,708,203 06/868,409 11/24/1987 4,708,204 06/912,698 11/24/1987 4,708,212 06/836,084 11/24/1987 4,708,214 06/899,266 11/24/1987 4,708,223 06/912,855 11/24/1987 4,708,231 06/843,701 11/24/1987 4,708,242 07/010,292 11/24/1987 4,708,246 06/891,775 11/24/1987 4,708,250 06/515,269 11/24/1987 4,708,269 06/882,361 11/24/1987 4,708,273 06/896,308 11/24/1987 4,708,280 06/904,812 11/24/1987 4,708,295 06/721,326 11/24/1987 4,708,299 06/887,274 11/24/1987 4,708,303 06/819,143 11/24/1987 4,708,319 06/874,493 11/24/1987 4,708,337 06/813,655 11/24/1987 4,708,340 06/360,442 11/24/1987 4,708,347 06/854,626 11/24/1987 4,708,349 06/792,362 11/24/1987 4,708,354 06/927,571 11/24/1987 4,708,361 06/833,810 11/24/1987 4,708,362 07/040,728 11/24/1987 4,708,365 06/862,255 11/24/1987 4,708,372 06/709,207 11/24/1987 4,708,374 06/635,715 11/24/1987 4,708,379 06/893,397 11/24/1987 4,708,383 06/879,744 11/24/1987 4,708,392 06/881,225 11/24/1987 4,708,394 06/868,017 11/24/1987 4,708,407 06/948,400 11/24/1987 4,708,417 06/911,158 11/24/1987 4,708,424 06/652,721 11/24/1987 4,708,426 06/751,416 11/24/1987 4,708,434 06/739,258 11/24/1987 4,708,435 06/925,723 11/24/1987 4,708,436 06/754,134 11/24/1987 4,708,440 06/829,821 11/24/1987 4,708,450 06/916,176 11/24/1987 4,708,478 06/926,822 11/24/1987 4,708,486 06/861,346 11/24/1987 4,708,492 06/844,443 11/24/1987 4,708,500 06/818,413 11/24/1987 4,708,511 06/889,447 11/24/1987 4,708,513 06/773,031 11/24/1987 4,708,518 06/888,175 11/24/1987 4,708,530 06/918,702 11/24/1987 4,708,544 06/867,914 11/24/1987 4,708,546 06/946,230 11/24/1987 4,708,551 06/689,664 11/24/1987 4,708,557 06/860,798 11/24/1987 4,708,561 06/782,683 11/24/1987 4,708,566 06/859,947 11/24/1987 4,708,581 07/004,205 11/24/1987 4,708,582 06/910,520 11/24/1987 4,708,586 06/896,470 11/24/1987 4,708,590 06/820,691 11/24/1987 4,708,591 06/818,938 11/24/1987 4,708,602 07/027,079 11/24/1987 4,708,603 06/873,955 11/24/1987 4,708,605 06/870,127 11/24/1987 4,708,606 07/039,975 11/24/1987 4,708,607 06/942,916 11/24/1987 4,708,622 06/852,338 11/24/1987 4,708,624 06/862,470 11/24/1987 4,708,626 06/837,449 11/24/1987 4,708,630 06/864,366 11/24/1987 4,708,634 06/879,466 11/24/1987 4,708,636 06/786,188 11/24/1987 4,708,638 06/832,456 11/24/1987 4,708,644 06/883,420 11/24/1987 4,708,694 06/879,641 11/24/1987 4,708,708 06/880,614 11/24/1987 4,708,710 06/844,959 11/24/1987 4,708,719 06/669,352 11/24/1987 4,708,748 06/881,915 11/24/1987 4,708,749 06/802,218 11/24/1987 4,708,755 06/458,253 11/24/1987 4,708,756 06/904,508 11/24/1987 4,708,766 06/928,341 11/24/1987 4,708,781 06/921,158 11/24/1987 4,708,792 06/854,413 11/24/1987 4,708,796 06/781,138 11/24/1987 4,708,800 06/782,523 11/24/1987 4,708,805 06/934,604 11/24/1987 4,708,810 06/671,923 11/24/1987 4,708,811 07/019,867 11/24/1987 4,708,813 06/914,395 11/24/1987 4,708,822 06/772,694 11/24/1987 4,708,826 06/708,714 11/24/1987 4,708,827 06/840,230 11/24/1987 4,708,829 06/740,063 11/24/1987 4,708,833 06/862,797 11/24/1987 4,708,852 06/720,912 11/24/1987 4,708,856 06/899,706 11/24/1987 4,708,857 06/910,305 11/24/1987 4,708,867 06/587,536 11/24/1987 4,708,872 06/812,699 11/24/1987 4,708,874 06/838,248 11/24/1987 4,708,875 06/361,930 11/24/1987 4,708,880 06/891,722 11/24/1987 4,708,882 06/810,988 11/24/1987 4,708,883 06/821,139 11/24/1987 4,708,892 06/923,590 11/24/1987 4,708,898 06/841,627 11/24/1987 4,708,915 06/821,681 11/24/1987 4,708,920 07/019,026 11/24/1987 4,708,925 06/883,175 11/24/1987 4,708,940 06/473,867 11/24/1987 4,708,944 06/749,713 11/24/1987 4,708,946 06/865,882 11/24/1987 4,708,951 06/715,658 11/24/1987 4,708,958 06/911,927 11/24/1987 4,708,963 06/738,545 11/24/1987 4,708,965 06/776,580 11/24/1987 4,708,975 06/847,190 11/24/1987 4,708,999 06/894,419 11/24/1987 4,709,000 06/894,714 11/24/1987 4,709,002 06/871,003 11/24/1987 4,709,005 06/818,290 11/24/1987 4,709,007 06/922,837 11/24/1987 4,709,009 06/740,456 11/24/1987 4,709,022 06/746,386 11/24/1987 4,709,029 06/821,618 11/24/1987 4,709,040 06/899,198 11/24/1987 4,709,053 06/773,706 11/24/1987 4,709,062 06/823,410 11/24/1987 4,709,064 06/887,296 11/24/1987 4,709,073 06/744,951 11/24/1987 4,709,074 06/901,247 11/24/1987 4,709,079 06/820,488 11/24/1987 4,709,080 06/918,834 11/24/1987 4,709,091 06/716,792 11/24/1987 4,709,124 06/778,128 11/24/1987 4,709,127 06/922,682 11/24/1987 4,709,133 06/847,441 11/24/1987 4,709,141 06/817,307 11/24/1987 4,709,154 06/767,305 11/24/1987 4,709,160 06/900,213 11/24/1987 4,709,163 06/469,544 11/24/1987 4,709,166 06/865,700 11/24/1987 4,709,169 06/902,711 11/24/1987 4,709,172 06/766,954 11/24/1987 4,709,174 06/732,416 11/24/1987 4,709,175 06/732,415 11/24/1987 4,709,194 06/886,605 11/24/1987 4,709,197 06/883,352 11/24/1987 4,709,203 06/783,427 11/24/1987 4,709,208 06/810,775 11/24/1987 4,709,211 06/884,504 11/24/1987 4,709,218 06/885,930 11/24/1987 4,709,226 06/755,011 11/24/1987 4,709,227 06/847,636 11/24/1987 4,709,229 06/833,893 11/24/1987 4,709,238 06/604,678 11/24/1987 4,709,240 06/730,521 11/24/1987 4,709,251 06/768,486 11/24/1987 4,709,253 06/859,126 11/24/1987 4,709,256 06/838,755 11/24/1987 4,709,280 06/782,801 11/24/1987 4,709,286 06/829,074 11/24/1987 4,709,289 06/883,783 11/24/1987 4,709,291 06/772,953 11/24/1987 4,709,308 06/879,956 11/24/1987 4,709,310 06/861,411 11/24/1987 4,709,311 06/887,372 11/24/1987 4,709,314 06/874,662 11/24/1987 4,709,315 06/934,516 11/24/1987 4,709,322 06/759,147 11/24/1987 4,709,323 06/913,141 11/24/1987 4,709,326 06/626,163 11/24/1987 4,709,333 06/816,013 11/24/1987 4,709,334 06/781,053 11/24/1987 4,709,337 06/826,647 11/24/1987 4,709,339 06/859,497 11/24/1987 4,709,345 06/719,915 11/24/1987 4,709,348 06/873,753 11/24/1987 4,709,354 06/788,228 11/24/1987 4,709,356 06/800,848 11/24/1987 4,709,365 06/755,328 11/24/1987 4,709,367 06/846,340 11/24/1987 4,709,378 06/725,464 11/24/1987 4,709,380 06/816,956 11/24/1987 4,709,382 06/673,779 11/24/1987 4,709,383 06/868,744 11/24/1987 4,709,385 06/824,105 11/24/1987 4,709,395 06/631,772 11/24/1987 4,709,399 06/928,718 11/24/1987 4,709,405 06/810,846 11/24/1987 PATENTS WHICH EXPIRED ON November 19, 1999 DUE TO FAILURE TO PAY MAINTENANCE FEES 5,065,457 07/591,128 11/19/1991 5,065,469 07/420,171 11/19/1991 5,065,474 07/543,134 11/19/1991 5,065,482 07/569,623 11/19/1991 5,065,483 07/656,666 11/19/1991 5,065,490 07/531,219 11/19/1991 5,065,491 07/420,359 11/19/1991 5,065,498 07/505,675 11/19/1991 5,065,507 07/372,610 11/19/1991 5,065,508 07/423,119 11/19/1991 5,065,511 07/681,182 11/19/1991 5,065,516 07/433,019 11/19/1991 5,065,524 07/551,761 11/19/1991 5,065,533 07/636,729 11/19/1991 5,065,537 07/497,358 11/19/1991 5,065,539 07/438,628 11/19/1991 5,065,541 07/586,577 11/19/1991 5,065,545 07/671,373 11/19/1991 5,065,548 07/362,211 11/19/1991 5,065,555 07/439,087 11/19/1991 5,065,558 07/456,315 11/19/1991 5,065,565 07/419,346 11/19/1991 5,065,567 07/595,210 11/19/1991 5,065,571 07/483,713 11/19/1991 5,065,580 07/496,697 11/19/1991 5,065,590 07/582,245 11/19/1991 5,065,596 07/522,199 11/19/1991 5,065,597 07/522,172 11/19/1991 5,065,598 07/576,213 11/19/1991 5,065,603 07/656,459 11/19/1991 5,065,611 07/394,013 11/19/1991 5,065,615 07/490,173 11/19/1991 5,065,620 07/610,615 11/19/1991 5,065,622 07/575,939 11/19/1991 5,065,623 07/424,659 11/19/1991 5,065,624 07/441,903 11/19/1991 5,065,629 07/595,610 11/19/1991 5,065,632 07/458,663 11/19/1991 5,065,633 07/507,935 11/19/1991 5,065,639 07/615,222 11/19/1991 5,065,641 07/500,872 11/19/1991 5,065,653 07/571,216 11/19/1991 5,065,654 07/594,858 11/19/1991 5,065,655 07/491,672 11/19/1991 5,065,657 07/401,765 11/19/1991 5,065,662 07/633,723 11/19/1991 5,065,664 07/502,340 11/19/1991 5,065,670 07/687,975 11/19/1991 5,065,674 07/581,838 11/19/1991 5,065,676 07/178,871 11/19/1991 5,065,687 07/497,138 11/19/1991 5,065,699 07/444,520 11/19/1991 5,065,707 07/477,957 11/19/1991 5,065,710 07/558,067 11/19/1991 5,065,711 07/622,814 11/19/1991 5,065,714 07/558,373 11/19/1991 5,065,718 07/568,133 11/19/1991 5,065,723 07/066,142 11/19/1991 5,065,733 07/638,540 11/19/1991 5,065,749 07/576,696 11/19/1991 5,065,751 07/589,769 11/19/1991 5,065,760 07/592,293 11/19/1991 5,065,761 07/379,568 11/19/1991 5,065,763 07/483,574 11/19/1991 5,065,774 07/395,877 11/19/1991 5,065,775 07/484,587 11/19/1991 5,065,778 07/544,985 11/19/1991 5,065,780 07/476,368 11/19/1991 5,065,788 07/621,754 11/19/1991 5,065,796 07/591,774 11/19/1991 5,065,802 07/584,205 11/19/1991 5,065,804 07/679,826 11/19/1991 5,065,807 07/362,052 11/19/1991 5,065,811 07/630,340 11/19/1991 5,065,815 07/602,794 11/19/1991 5,065,828 07/488,679 11/19/1991 5,065,832 07/115,818 11/19/1991 5,065,841 07/577,252 11/19/1991 5,065,843 07/523,941 11/19/1991 5,065,844 07/431,110 11/19/1991 5,065,849 07/503,975 11/19/1991 5,065,851 07/556,381 11/19/1991 5,065,854 07/472,667 11/19/1991 5,065,858 07/481,019 11/19/1991 5,065,862 07/541,644 11/19/1991 5,065,864 07/630,831 11/19/1991 5,065,865 07/516,070 11/19/1991 5,065,867 07/600,404 11/19/1991 5,065,869 07/221,570 11/19/1991 5,065,870 07/628,496 11/19/1991 5,065,876 07/445,416 11/19/1991 5,065,881 07/461,316 11/19/1991 5,065,883 07/583,474 11/19/1991 5,065,884 07/456,953 11/19/1991 5,065,888 07/629,431 11/19/1991 5,065,892 07/573,492 11/19/1991 5,065,905 07/527,407 11/19/1991 5,065,913 07/503,729 11/19/1991 5,065,918 07/487,000 11/19/1991 5,065,922 07/486,118 11/19/1991 5,065,923 07/567,092 11/19/1991 5,065,925 07/487,404 11/19/1991 5,065,930 07/571,936 11/19/1991 5,065,939 07/589,959 11/19/1991 5,065,944 07/615,178 11/19/1991 5,065,945 07/503,810 11/19/1991 5,065,951 07/507,964 11/19/1991 5,065,952 07/529,285 11/19/1991 5,065,958 06/902,712 11/19/1991 5,065,964 07/618,481 11/19/1991 5,065,965 07/573,441 11/19/1991 5,065,968 07/603,224 11/19/1991 5,065,973 07/618,604 11/19/1991 5,065,980 07/539,659 11/19/1991 5,065,987 07/265,239 11/19/1991 5,065,989 07/532,917 11/19/1991 5,065,993 07/629,400 11/19/1991 5,066,006 07/651,737 11/19/1991 5,066,015 07/587,269 11/19/1991 5,066,018 07/597,038 11/19/1991 5,066,023 07/473,969 11/19/1991 5,066,024 07/581,150 11/19/1991 5,066,027 07/547,374 11/19/1991 5,066,029 07/604,608 11/19/1991 5,066,037 07/570,787 11/19/1991 5,066,039 07/339,047 11/19/1991 5,066,044 07/496,945 11/19/1991 5,066,049 07/612,765 11/19/1991 5,066,051 07/468,691 11/19/1991 5,066,055 07/609,424 11/19/1991 5,066,063 07/583,591 11/19/1991 5,066,066 07/664,668 11/19/1991 5,066,069 07/518,378 11/19/1991 5,066,071 07/572,234 11/19/1991 5,066,072 07/563,245 11/19/1991 5,066,075 07/456,367 11/19/1991 5,066,088 07/572,835 11/19/1991 5,066,095 07/652,711 11/19/1991 5,066,100 07/632,928 11/19/1991 5,066,102 07/594,630 11/19/1991 5,066,121 07/415,075 11/19/1991 5,066,125 07/436,970 11/19/1991 5,066,134 07/589,459 11/19/1991 5,066,144 07/516,977 11/19/1991 5,066,146 07/575,485 11/19/1991 5,066,148 07/560,702 11/19/1991 5,066,150 07/510,654 11/19/1991 5,066,156 07/495,864 11/19/1991 5,066,157 07/418,573 11/19/1991 5,066,173 07/472,913 11/19/1991 5,066,175 07/603,956 11/19/1991 5,066,180 07/624,372 11/19/1991 5,066,187 07/476,694 11/19/1991 5,066,196 07/379,705 11/19/1991 5,066,202 07/533,535 11/19/1991 5,066,211 07/487,486 11/19/1991 5,066,214 07/266,477 11/19/1991 5,066,219 07/500,782 11/19/1991 5,066,221 07/639,600 11/19/1991 5,066,228 07/571,182 11/19/1991 5,066,231 07/484,692 11/19/1991 5,066,243 07/513,306 11/19/1991 5,066,250 07/605,445 11/19/1991 5,066,254 07/478,444 11/19/1991 5,066,259 07/525,236 11/19/1991 5,066,263 07/608,291 11/19/1991 5,066,265 07/637,293 11/19/1991 5,066,271 07/479,711 11/19/1991 5,066,279 07/532,456 11/19/1991 5,066,286 07/610,538 11/19/1991 5,066,287 07/520,239 11/19/1991 5,066,294 07/527,140 11/19/1991 5,066,308 07/475,599 11/19/1991 5,066,310 07/566,634 11/19/1991 5,066,324 07/485,931 11/19/1991 5,066,326 07/519,509 11/19/1991 5,066,338 07/512,130 11/19/1991 5,066,339 07/514,921 11/19/1991 5,066,344 07/479,191 11/19/1991 5,066,355 07/438,290 11/19/1991 5,066,360 07/586,923 11/19/1991 5,066,369 07/460,625 11/19/1991 5,066,370 07/578,971 11/19/1991 5,066,371 07/316,201 11/19/1991 5,066,374 07/585,428 11/19/1991 5,066,380 07/529,829 11/19/1991 5,066,389 07/589,394 11/19/1991 5,066,390 07/532,963 11/19/1991 5,066,392 07/392,341 11/19/1991 5,066,394 07/560,350 11/19/1991 5,066,401 07/552,051 11/19/1991 5,066,403 07/551,342 11/19/1991 5,066,408 07/493,801 11/19/1991 5,066,411 07/499,624 11/19/1991 5,066,412 07/649,504 11/19/1991 5,066,416 07/091,181 11/19/1991 5,066,418 07/599,283 11/19/1991 5,066,421 07/281,107 11/19/1991 5,066,431 07/511,784 11/19/1991 5,066,435 07/488,131 11/19/1991 5,066,438 07/455,034 11/19/1991 5,066,450 07/386,306 11/19/1991 5,066,454 07/540,683 11/19/1991 5,066,460 07/553,021 11/19/1991 5,066,471 07/617,634 11/19/1991 5,066,473 07/579,236 11/19/1991 5,066,474 07/450,028 11/19/1991 5,066,476 07/550,105 11/19/1991 5,066,483 07/583,835 11/19/1991 5,066,492 07/528,344 11/19/1991 5,066,496 07/227,739 11/19/1991 5,066,503 07/611,563 11/19/1991 5,066,504 07/513,716 11/19/1991 5,066,508 07/465,647 11/19/1991 5,066,512 07/448,174 11/19/1991 5,066,513 07/477,400 11/19/1991 5,066,515 07/554,135 11/19/1991 5,066,521 07/546,912 11/19/1991 5,066,529 07/587,753 11/19/1991 5,066,531 07/403,121 11/19/1991 5,066,533 07/540,043 11/19/1991 5,066,535 07/560,465 11/19/1991 5,066,541 07/286,028 11/19/1991 5,066,551 07/468,761 11/19/1991 5,066,555 06/797,763 11/19/1991 5,066,557 07/459,339 11/19/1991 5,066,565 07/330,032 11/19/1991 5,066,589 07/212,254 11/19/1991 5,066,590 07/304,914 11/19/1991 5,066,597 07/335,836 11/19/1991 5,066,601 07/569,214 11/19/1991 5,066,607 07/567,989 11/19/1991 5,066,610 07/410,921 11/19/1991 5,066,613 07/380,175 11/19/1991 5,066,617 07/351,277 11/19/1991 5,066,618 07/568,618 11/19/1991 5,066,620 07/558,451 11/19/1991 5,066,622 07/554,100 11/19/1991 5,066,623 07/491,534 11/19/1991 5,066,625 07/610,883 11/19/1991 5,066,628 07/528,038 11/19/1991 5,066,629 07/545,958 11/19/1991 5,066,642 07/477,373 11/19/1991 5,066,648 07/589,221 11/19/1991 5,066,651 07/525,137 11/19/1991 5,066,656 07/580,393 11/19/1991 5,066,661 07/489,414 11/19/1991 5,066,667 07/539,755 11/19/1991 5,066,669 07/489,565 11/19/1991 5,066,676 07/476,762 11/19/1991 5,066,679 07/321,034 11/19/1991 5,066,680 07/475,301 11/19/1991 5,066,684 07/535,007 11/19/1991 5,066,685 07/483,605 11/19/1991 5,066,688 07/683,051 11/19/1991 5,066,690 07/547,372 11/19/1991 5,066,691 07/442,637 11/19/1991 5,066,694 07/589,296 11/19/1991 5,066,695 07/374,321 11/19/1991 5,066,697 07/537,469 11/19/1991 5,066,704 07/526,388 11/19/1991 5,066,713 07/502,692 11/19/1991 5,066,714 07/422,206 11/19/1991 5,066,724 07/506,526 11/19/1991 5,066,728 07/589,139 11/19/1991 5,066,739 07/560,652 11/19/1991 5,066,743 07/568,386 11/19/1991 5,066,745 07/529,653 11/19/1991 5,066,749 07/580,695 11/19/1991 5,066,757 07/460,552 11/19/1991 5,066,758 07/385,908 11/19/1991 5,066,759 07/466,438 11/19/1991 5,066,765 07/507,536 11/19/1991 5,066,768 07/540,793 11/19/1991 5,066,769 07/498,253 11/19/1991 5,066,771 07/502,741 11/19/1991 5,066,775 07/475,267 11/19/1991 5,066,776 07/565,729 11/19/1991 5,066,779 07/472,260 11/19/1991 5,066,783 07/244,879 11/19/1991 5,066,789 07/415,154 11/19/1991 5,066,790 07/460,989 11/19/1991 5,066,794 07/471,064 11/19/1991 5,066,795 07/476,542 11/19/1991 5,066,797 07/377,371 11/19/1991 5,066,814 07/485,355 11/19/1991 5,066,820 07/551,953 11/19/1991 5,066,822 07/571,925 11/19/1991 5,066,836 07/664,497 11/19/1991 5,066,837 07/664,499 11/19/1991 5,066,841 07/560,919 11/19/1991 5,066,844 07/587,793 11/19/1991 5,066,848 07/514,553 11/19/1991 5,066,858 07/510,612 11/19/1991 5,066,859 07/526,184 11/19/1991 5,066,861 07/299,103 11/19/1991 5,066,863 07/439,035 11/19/1991 5,066,866 07/456,990 11/19/1991 5,066,885 07/343,366 11/19/1991 5,066,888 07/401,887 11/19/1991 5,066,889 07/510,894 11/19/1991 5,066,895 07/424,403 11/19/1991 5,066,897 07/652,205 11/19/1991 5,066,899 07/497,256 11/19/1991 5,066,903 07/608,813 11/19/1991 5,066,905 07/426,944 11/19/1991 5,066,909 07/472,505 11/19/1991 5,066,913 07/517,887 11/19/1991 5,066,922 07/686,852 11/19/1991 5,066,926 07/588,766 11/19/1991 5,066,928 07/517,941 11/19/1991 5,066,935 07/651,115 11/19/1991 5,066,944 07/588,023 11/19/1991 5,066,950 07/344,161 11/19/1991 5,066,951 07/426,893 11/19/1991 5,066,957 07/511,681 11/19/1991 5,066,960 07/503,974 11/19/1991 5,066,970 07/596,396 11/19/1991 5,066,994 07/331,156 11/19/1991 5,067,006 07/567,814 11/19/1991 5,067,007 07/645,357 11/19/1991 5,067,019 07/331,551 11/19/1991 5,067,026 07/344,827 11/19/1991 5,067,034 07/321,177 11/19/1991 5,067,036 07/482,705 11/19/1991 5,067,041 07/428,390 11/19/1991 5,067,042 07/300,233 11/19/1991 5,067,058 07/501,280 11/19/1991 5,067,059 07/696,867 11/19/1991 5,067,061 07/575,154 11/19/1991 5,067,062 07/550,185 11/19/1991 5,067,066 07/651,518 11/19/1991 5,067,067 07/376,269 11/19/1991 5,067,073 07/227,844 11/19/1991 5,067,076 07/685,179 11/19/1991 5,067,077 07/671,660 11/19/1991 5,067,081 07/400,324 11/19/1991 5,067,083 07/316,836 11/19/1991 5,067,085 07/352,600 11/19/1991 5,067,092 07/469,860 11/19/1991 5,067,096 07/582,574 11/19/1991 5,067,105 07/120,884 11/19/1991 5,067,115 07/608,787 11/19/1991 5,067,117 07/426,278 11/19/1991 5,067,121 07/263,660 11/19/1991 5,067,122 07/482,375 11/19/1991 5,067,124 07/414,036 11/19/1991 5,067,126 07/389,768 11/19/1991 5,067,129 07/394,696 11/19/1991 5,067,134 07/667,610 11/19/1991 5,067,146 07/606,919 11/19/1991 5,067,149 07/362,038 11/19/1991 5,067,153 07/589,385 11/19/1991 5,067,156 07/490,433 11/19/1991 5,067,157 07/442,770 11/19/1991 5,067,158 06/744,171 11/19/1991 5,067,166 07/498,310 11/19/1991 5,067,170 07/457,496 11/19/1991 5,067,172 07/358,147 11/19/1991 PATENTS WHICH EXPIRED ON November 21, 1999 DUE TO FAILURE TO PAY MAINTENANCE FEES 5,467,483 08/178,898 11/21/1995 5,467,485 08/226,777 11/21/1995 5,467,489 08/184,842 11/21/1995 5,467,494 08/280,914 11/21/1995 5,467,497 08/303,729 11/21/1995 5,467,500 08/009,816 11/21/1995 5,467,501 08/259,144 11/21/1995 5,467,504 08/191,958 11/21/1995 5,467,506 08/338,806 11/21/1995 5,467,510 08/311,953 11/21/1995 5,467,516 08/230,829 11/21/1995 5,467,522 08/295,410 11/21/1995 5,467,523 08/299,833 11/21/1995 5,467,527 08/280,783 11/21/1995 5,467,532 08/262,646 11/21/1995 5,467,540 08/272,798 11/21/1995 5,467,542 08/294,310 11/21/1995 5,467,543 08/294,119 11/21/1995 5,467,545 08/236,187 11/21/1995 5,467,547 08/150,391 11/21/1995 5,467,548 08/281,091 11/21/1995 5,467,550 08/159,001 11/21/1995 5,467,554 08/176,656 11/21/1995 5,467,559 08/276,947 11/21/1995 5,467,578 08/342,659 11/21/1995 5,467,579 08/262,395 11/21/1995 5,467,580 08/224,880 11/21/1995 5,467,584 08/097,537 11/21/1995 5,467,587 08/327,500 11/21/1995 5,467,589 08/110,578 11/21/1995 5,467,591 08/175,972 11/21/1995 5,467,599 07/996,346 11/21/1995 5,467,617 08/288,689 11/21/1995 5,467,620 08/224,162 11/21/1995 5,467,622 08/236,430 11/21/1995 5,467,639 08/291,745 11/21/1995 5,467,641 08/194,950 11/21/1995 5,467,644 08/051,977 11/21/1995 5,467,647 08/249,032 11/21/1995 5,467,657 08/174,981 11/21/1995 5,467,660 08/252,223 11/21/1995 5,467,665 08/298,949 11/21/1995 5,467,670 08/288,710 11/21/1995 5,467,675 08/393,890 11/21/1995 5,467,676 08/091,611 11/21/1995 5,467,688 07/509,580 11/21/1995 5,467,692 08/390,229 11/21/1995 5,467,696 08/374,042 11/21/1995 5,467,700 08/015,978 11/21/1995 5,467,712 08/324,028 11/21/1995 5,467,714 08/168,714 11/21/1995 5,467,721 08/061,371 11/21/1995 5,467,723 08/039,311 11/21/1995 5,467,728 08/264,120 11/21/1995 5,467,729 08/127,535 11/21/1995 5,467,733 08/291,517 11/21/1995 5,467,734 08/255,606 11/21/1995 5,467,737 08/216,486 11/21/1995 5,467,738 08/169,411 11/21/1995 5,467,739 08/296,322 11/21/1995 5,467,759 08/370,100 11/21/1995 5,467,760 08/340,607 11/21/1995 5,467,766 08/135,740 11/21/1995 5,467,787 08/295,418 11/21/1995 5,467,790 08/090,501 11/21/1995 5,467,800 08/337,137 11/21/1995 5,467,824 08/352,910 11/21/1995 5,467,825 08/332,109 11/21/1995 5,467,826 08/316,535 11/21/1995 5,467,830 08/132,198 11/21/1995 5,467,831 08/294,070 11/21/1995 5,467,834 08/287,501 11/21/1995 5,467,842 08/366,257 11/21/1995 5,467,844 08/287,404 11/21/1995 5,467,845 08/323,738 11/21/1995 5,467,850 08/168,567 11/21/1995 5,467,853 08/260,724 11/21/1995 5,467,863 08/288,391 11/21/1995 5,467,874 08/370,860 11/21/1995 5,467,876 08/416,562 11/21/1995 5,467,877 08/260,241 11/21/1995 5,467,878 08/153,727 11/21/1995 5,467,881 08/267,269 11/21/1995 5,467,885 08/158,755 11/21/1995 5,467,889 08/273,658 11/21/1995 5,467,890 08/237,652 11/21/1995 5,467,891 08/421,397 11/21/1995 5,467,896 08/231,925 11/21/1995 5,467,902 08/232,263 11/21/1995 5,467,903 08/230,309 11/21/1995 5,467,904 08/140,482 11/21/1995 5,467,905 08/323,551 11/21/1995 5,467,907 07/848,917 11/21/1995 5,467,910 08/282,370 11/21/1995 5,467,912 08/155,798 11/21/1995 5,467,917 08/247,264 11/21/1995 5,467,918 08/209,259 11/21/1995 5,467,919 08/113,070 11/21/1995 5,467,927 08/308,935 11/21/1995 5,467,938 08/123,049 11/21/1995 5,467,949 08/232,840 11/21/1995 5,467,950 08/015,331 11/21/1995 5,467,951 08/140,611 11/21/1995 5,467,952 08/141,983 11/21/1995 5,467,954 08/180,675 11/21/1995 5,467,956 08/073,668 11/21/1995 5,467,958 08/332,476 11/21/1995 5,467,959 08/380,730 11/21/1995 5,467,973 08/051,067 11/21/1995 5,467,980 08/329,284 11/21/1995 5,467,982 08/080,888 11/21/1995 5,467,986 08/118,519 11/21/1995 5,467,990 08/260,262 11/21/1995 5,467,992 08/178,415 11/21/1995 5,467,997 08/354,547 11/21/1995 5,467,999 08/343,641 11/21/1995 5,468,000 08/421,302 11/21/1995 5,468,001 07/820,360 11/21/1995 5,468,004 08/439,698 11/21/1995 5,468,005 08/270,373 11/21/1995 5,468,006 08/314,136 11/21/1995 5,468,007 08/139,713 11/21/1995 5,468,010 08/283,846 11/21/1995 5,468,014 08/161,387 11/21/1995 5,468,016 08/152,217 11/21/1995 5,468,030 08/411,914 11/21/1995 5,468,034 08/306,603 11/21/1995 5,468,037 07/888,188 11/21/1995 5,468,038 08/301,126 11/21/1995 5,468,040 08/189,635 11/21/1995 5,468,042 08/095,149 11/21/1995 5,468,043 08/291,102 11/21/1995 5,468,051 08/294,577 11/21/1995 5,468,054 08/160,265 11/21/1995 5,468,056 08/334,247 11/21/1995 5,468,069 08/100,928 11/21/1995 5,468,073 08/302,613 11/21/1995 5,468,080 08/036,967 11/21/1995 5,468,088 08/175,815 11/21/1995 5,468,091 07/983,550 11/21/1995 5,468,092 08/163,137 11/21/1995 5,468,094 08/102,837 11/21/1995 5,468,095 08/158,382 11/21/1995 5,468,099 08/104,621 11/21/1995 5,468,105 08/254,663 11/21/1995 5,468,114 08/263,371 11/21/1995 5,468,115 08/348,598 11/21/1995 5,468,117 08/303,235 11/21/1995 5,468,120 08/235,685 11/21/1995 5,468,122 08/265,914 11/21/1995 5,468,124 08/272,844 11/21/1995 5,468,136 08/282,544 11/21/1995 5,468,143 08/246,666 11/21/1995 5,468,144 08/265,210 11/21/1995 5,468,147 08/278,098 11/21/1995 5,468,148 08/174,413 11/21/1995 5,468,150 08/295,301 11/21/1995 5,468,165 08/305,256 11/21/1995 5,468,170 08/307,157 11/21/1995 5,468,171 08/326,921 11/21/1995 5,468,173 08/129,953 11/21/1995 5,468,174 08/156,403 11/21/1995 5,468,187 08/196,753 11/21/1995 5,468,188 07/955,680 11/21/1995 5,468,192 08/361,210 11/21/1995 5,468,204 08/321,816 11/21/1995 5,468,210 08/232,359 11/21/1995 5,468,211 08/132,646 11/21/1995 5,468,215 08/280,308 11/21/1995 5,468,219 07/838,168 11/21/1995 5,468,221 08/262,367 11/21/1995 5,468,222 08/025,890 11/21/1995 5,468,228 08/244,579 11/21/1995 5,468,239 08/126,674 11/21/1995 5,468,255 08/373,317 11/21/1995 5,468,256 08/211,788 11/21/1995 5,468,270 08/149,788 11/21/1995 5,468,273 08/162,528 11/21/1995 5,468,276 08/247,916 11/21/1995 5,468,290 08/282,354 11/21/1995 5,468,294 08/248,418 11/21/1995 5,468,313 08/346,587 11/21/1995 5,468,314 08/166,118 11/21/1995 5,468,325 08/140,823 11/21/1995 5,468,345 08/237,835 11/21/1995 5,468,346 08/217,097 11/21/1995 5,468,351 08/192,608 11/21/1995 5,468,355 08/072,277 11/21/1995 5,468,358 08/088,075 11/21/1995 5,468,373 08/243,378 11/21/1995 5,468,381 08/251,839 11/21/1995 5,468,392 08/159,986 11/21/1995 5,468,407 08/333,659 11/21/1995 5,468,418 08/346,989 11/21/1995 5,468,425 08/283,625 11/21/1995 5,468,427 08/127,637 11/21/1995 5,468,429 08/228,199 11/21/1995 5,468,432 08/416,103 11/21/1995 5,468,436 08/394,810 11/21/1995 5,468,448 08/112,637 11/21/1995 5,468,465 08/271,921 11/21/1995 5,468,470 08/286,957 11/21/1995 5,468,473 08/194,096 11/21/1995 5,468,479 07/905,279 11/21/1995 5,468,486 08/205,194 11/21/1995 5,468,487 08/079,608 11/21/1995 5,468,492 08/174,202 11/21/1995 5,468,509 08/219,589 11/21/1995 5,468,513 08/230,632 11/21/1995 5,468,514 08/273,635 11/21/1995 5,468,520 08/265,164 11/21/1995 5,468,523 08/031,560 11/21/1995 5,468,534 08/292,219 11/21/1995 5,468,559 08/290,619 11/21/1995 5,468,573 08/264,540 11/21/1995 5,468,575 08/169,429 11/21/1995 5,468,588 08/324,576 11/21/1995 5,468,620 08/104,077 11/21/1995 5,468,632 08/124,674 11/21/1995 5,468,635 08/243,074 11/21/1995 5,468,638 07/952,004 11/21/1995 5,468,644 08/146,063 11/21/1995 5,468,650 08/203,683 11/21/1995 5,468,655 08/332,311 11/21/1995 5,468,674 08/260,155 11/21/1995 5,468,683 08/125,375 11/21/1995 5,468,690 08/196,905 11/21/1995 5,468,728 08/117,653 11/21/1995 5,468,733 08/130,032 11/21/1995 5,468,751 08/126,154 11/21/1995 5,468,761 08/164,464 11/21/1995 5,468,766 08/128,506 11/21/1995 5,468,771 08/190,110 11/21/1995 5,468,777 08/236,228 11/21/1995 5,468,782 08/388,340 11/21/1995 5,468,783 08/396,937 11/21/1995 5,468,786 08/191,141 11/21/1995 5,468,788 08/274,595 11/21/1995 5,468,792 08/435,247 11/21/1995 5,468,796 08/291,804 11/21/1995 5,468,808 08/304,754 11/21/1995 5,468,810 08/280,522 11/21/1995 5,468,814 08/306,332 11/21/1995 5,468,820 08/182,870 11/21/1995 5,468,844 08/178,843 11/21/1995 5,468,856 08/214,480 11/21/1995 5,468,859 08/363,502 11/21/1995 5,468,869 08/124,763 11/21/1995 5,468,870 08/326,399 11/21/1995 5,468,876 08/203,985 11/21/1995 5,468,881 07/920,578 11/21/1995 5,468,888 08/243,341 11/21/1995 5,468,890 08/244,920 11/21/1995 5,468,907 08/355,977 11/21/1995 5,468,911 08/106,988 11/21/1995 5,468,912 08/237,192 11/21/1995 5,468,922 07/954,572 11/21/1995 5,468,925 08/231,023 11/21/1995 5,468,941 08/274,683 11/21/1995 5,468,943 08/121,503 11/21/1995 5,468,989 07/963,926 11/21/1995 5,468,994 07/988,640 11/21/1995 5,468,995 08/270,548 11/21/1995 5,469,016 08/149,218 11/21/1995 5,469,032 08/120,383 11/21/1995 5,469,042 08/101,611 11/21/1995 5,469,043 08/272,997 11/21/1995 5,469,050 08/240,721 11/21/1995 5,469,052 08/073,829 11/21/1995 5,469,066 08/139,702 11/21/1995 5,469,073 08/271,318 11/21/1995 5,469,078 08/177,891 11/21/1995 5,469,107 08/094,302 11/21/1995 5,469,129 08/297,067 11/21/1995 5,469,134 08/177,146 11/21/1995 5,469,135 08/240,861 11/21/1995 5,469,136 08/298,830 11/21/1995 5,469,138 08/069,301 11/21/1995 5,469,141 08/214,867 11/21/1995 5,469,143 08/370,637 11/21/1995 5,469,157 08/194,414 11/21/1995 5,469,158 08/263,417 11/21/1995 5,469,160 08/078,087 11/21/1995 5,469,163 08/065,969 11/21/1995 5,469,167 08/432,353 11/21/1995 5,469,168 08/146,026 11/21/1995 5,469,171 08/140,087 11/21/1995 5,469,182 08/109,806 11/21/1995 5,469,185 08/105,664 11/21/1995 5,469,186 07/721,930 11/21/1995 5,469,231 08/105,544 11/21/1995 5,469,277 07/832,385 11/21/1995 5,469,285 08/186,452 11/21/1995 5,469,301 08/242,166 11/21/1995 5,469,303 08/254,942 11/21/1995 5,469,308 08/290,514 11/21/1995 5,469,310 07/953,411 11/21/1995 5,469,313 08/191,875 11/21/1995 5,469,319 08/262,385 11/21/1995 5,469,327 08/251,381 11/21/1995 5,469,331 08/224,466 11/21/1995 5,469,332 08/269,893 11/21/1995 5,469,338 08/281,597 11/21/1995 5,469,340 08/335,654 11/21/1995 5,469,343 08/314,098 11/21/1995 5,469,344 08/123,055 11/21/1995 5,469,346 08/143,922 11/21/1995 5,469,347 08/192,701 11/21/1995 5,469,363 08/246,147 11/21/1995 5,469,367 08/254,186 11/21/1995 5,469,369 07/970,750 11/21/1995 5,469,372 08/297,224 11/21/1995 5,469,374 08/083,404 11/21/1995 5,469,375 08/011,812 11/21/1995 5,469,376 08/136,298 11/21/1995 5,469,383 08/265,349 11/21/1995 5,469,391 08/305,523 11/21/1995 5,469,403 07/929,881 11/21/1995 5,469,407 06/268,533 11/21/1995 5,469,412 08/297,557 11/21/1995 5,469,413 08/178,817 11/21/1995 5,469,426 08/077,664 11/21/1995 5,469,432 08/111,975 11/21/1995 5,469,434 08/007,074 11/21/1995 5,469,461 08/041,671 11/21/1995 5,469,485 08/201,034 11/21/1995 5,469,490 08/405,548 11/21/1995 5,469,492 07/850,891 11/21/1995 5,469,493 08/264,143 11/21/1995 5,469,499 08/158,404 11/21/1995 5,469,502 08/343,209 11/21/1995 5,469,504 08/337,572 11/21/1995 5,469,525 08/313,169 11/21/1995 5,469,526 08/178,929 11/21/1995 5,469,574 08/079,188 11/21/1995 5,469,575 07/961,750 11/21/1995