Notice of Expiration of Patents Due to Failure to Pay Maintenance Fee 35 U.S.C. 41 and 37 CFR 1.362(g) provide that if the required maintenance fee and any applicable surcharge are not paid in a patent requiring such payment, the patent will expire at the end of the 4th, 8th or 12th anniversary of the grant of the patent depending on the first maintenance fee which was not paid. According to the records of the Office, the patents listed below have expired due to failure to pay the required maintenance fee and any applicable surcharge. PATENTS WHICH EXPIRED ON April 19, 2000 DUE TO FAILURE TO PAY MAINTENANCE FEES Patent Number Serial Number Issue Date 4,737,997 06/878,435 04/19/88 4,737,999 07/009,810 04/19/88 4,738,000 06/871,796 04/19/88 4,738,006 06/923,495 04/19/88 4,738,012 07/064,664 04/19/88 4,738,013 06/898,070 04/19/88 4,738,014 06/944,488 04/19/88 4,738,022 06/915,659 04/19/88 4,738,025 06/945,563 04/19/88 4,738,027 06/896,491 04/19/88 4,738,030 06/916,635 04/19/88 4,738,034 06/942,087 04/19/88 4,738,040 06/861,268 04/19/88 4,738,041 06/857,106 04/19/88 4,738,042 06/920,505 04/19/88 4,738,052 07/028,790 04/19/88 4,738,056 07/027,294 04/19/88 4,738,059 06/825,046 04/19/88 4,738,062 06/860,630 04/19/88 4,738,066 06/796,174 04/19/88 4,738,068 07/002,517 04/19/88 4,738,073 06/918,889 04/19/88 4,738,076 07/025,661 04/19/88 4,738,088 06/905,404 04/19/88 4,738,089 07/006,744 04/19/88 4,738,100 06/849,154 04/19/88 4,738,105 07/017,822 04/19/88 4,738,108 06/904,806 04/19/88 4,738,110 07/030,347 04/19/88 4,738,116 06/881,838 04/19/88 4,738,118 07/015,023 04/19/88 4,738,123 06/761,765 04/19/88 4,738,124 07/068,882 04/19/88 4,738,132 06/891,453 04/19/88 4,738,139 07/001,905 04/19/88 4,738,157 06/914,526 04/19/88 4,738,166 06/909,194 04/19/88 4,738,175 06/813,121 04/19/88 4,738,176 06/915,090 04/19/88 4,738,180 06/899,553 04/19/88 4,738,183 06/845,331 04/19/88 4,738,191 06/902,188 04/19/88 4,738,198 06/841,095 04/19/88 4,738,203 06/888,588 04/19/88 4,738,205 07/057,778 04/19/88 4,738,212 06/917,063 04/19/88 4,738,214 07/017,743 04/19/88 4,738,216 06/935,748 04/19/88 4,738,219 07/069,078 04/19/88 4,738,220 06/856,232 04/19/88 4,738,245 07/098,404 04/19/88 4,738,251 07/017,050 04/19/88 4,738,262 07/019,686 04/19/88 4,738,265 07/031,872 04/19/88 4,738,284 07/060,992 04/19/88 4,738,288 06/904,505 04/19/88 4,738,298 06/883,800 04/19/88 4,738,301 06/892,475 04/19/88 4,738,320 06/749,286 04/19/88 4,738,327 06/903,146 04/19/88 4,738,330 06/841,751 04/19/88 4,738,335 07/070,184 04/19/88 4,738,336 07/043,062 04/19/88 4,738,350 06/848,907 04/19/88 4,738,356 06/941,122 04/19/88 4,738,357 07/034,728 04/19/88 4,738,358 06/930,870 04/19/88 4,738,360 06/906,314 04/19/88 4,738,366 07/033,031 04/19/88 4,738,388 06/756,095 04/19/88 4,738,397 06/903,991 04/19/88 4,738,398 06/890,277 04/19/88 4,738,401 07/017,871 04/19/88 4,738,417 07/010,099 04/19/88 4,738,422 06/929,547 04/19/88 4,738,423 07/004,994 04/19/88 4,738,427 06/927,352 04/19/88 4,738,433 06/839,263 04/19/88 4,738,439 06/943,392 04/19/88 4,738,453 07/086,485 04/19/88 4,738,456 07/038,292 04/19/88 4,738,464 07/030,468 04/19/88 4,738,471 07/031,586 04/19/88 4,738,488 07/040,197 04/19/88 4,738,490 06/910,365 04/19/88 4,738,493 06/864,490 04/19/88 4,738,499 06/845,326 04/19/88 4,738,504 06/893,825 04/19/88 4,738,517 06/901,299 04/19/88 4,738,526 06/933,170 04/19/88 4,738,527 06/876,137 04/19/88 4,738,528 07/033,569 04/19/88 4,738,533 06/792,682 04/19/88 4,738,534 07/030,931 04/19/88 4,738,535 06/888,122 04/19/88 4,738,546 06/849,209 04/19/88 4,738,554 06/894,720 04/19/88 4,738,558 06/872,708 04/19/88 4,738,561 06/797,449 04/19/88 4,738,578 06/793,923 04/19/88 4,738,579 06/863,438 04/19/88 4,738,582 06/940,782 04/19/88 4,738,589 06/939,884 04/19/88 4,738,596 07/079,669 04/19/88 4,738,614 06/889,199 04/19/88 4,738,624 07/037,916 04/19/88 4,738,640 07/042,421 04/19/88 4,738,662 06/813,730 04/19/88 4,738,668 06/527,604 04/19/88 4,738,678 07/024,611 04/19/88 4,738,691 07/001,140 04/19/88 4,738,698 07/049,884 04/19/88 4,738,702 06/915,763 04/19/88 4,738,704 07/046,121 04/19/88 4,738,711 06/902,088 04/19/88 4,738,712 06/853,716 04/19/88 4,738,718 06/792,025 04/19/88 4,738,719 07/035,180 04/19/88 4,738,723 06/738,893 04/19/88 4,738,724 06/909,525 04/19/88 4,738,733 07/001,896 04/19/88 4,738,743 06/829,542 04/19/88 4,738,745 07/033,108 04/19/88 4,738,751 06/810,350 04/19/88 4,738,755 07/024,165 04/19/88 4,738,761 06/916,007 04/19/88 4,738,762 06/903,722 04/19/88 4,738,763 06/841,486 04/19/88 4,738,771 06/817,351 04/19/88 4,738,785 07/014,561 04/19/88 4,738,794 06/894,278 04/19/88 4,738,802 06/552,281 04/19/88 4,738,804 06/766,134 04/19/88 4,738,806 06/892,085 04/19/88 4,738,812 06/440,755 04/19/88 4,738,813 06/860,515 04/19/88 4,738,817 06/910,106 04/19/88 4,738,820 06/933,716 04/19/88 4,738,840 06/902,430 04/19/88 4,738,843 07/005,302 04/19/88 4,738,844 06/623,814 04/19/88 4,738,845 06/623,894 04/19/88 4,738,853 06/719,953 04/19/88 4,738,854 06/865,493 04/19/88 4,738,865 07/022,517 04/19/88 4,738,870 06/845,292 04/19/88 4,738,878 07/031,564 04/19/88 4,738,880 06/840,174 04/19/88 4,738,885 06/832,137 04/19/88 4,738,887 06/817,394 04/19/88 4,738,888 07/033,534 04/19/88 4,738,889 06/923,386 04/19/88 4,738,902 06/830,825 04/19/88 4,738,910 06/872,506 04/19/88 4,738,916 06/884,977 04/19/88 4,738,922 06/614,297 04/19/88 4,738,955 06/770,505 04/19/88 4,738,957 06/842,691 04/19/88 4,738,961 06/404,870 04/19/88 4,738,973 06/905,525 04/19/88 4,738,978 06/928,947 04/19/88 4,738,979 06/823,157 04/19/88 4,738,980 06/783,508 04/19/88 4,738,985 06/841,214 04/19/88 4,738,988 07/044,190 04/19/88 4,738,993 06/790,290 04/19/88 4,739,006 07/003,739 04/19/88 4,739,009 07/036,737 04/19/88 4,739,016 06/756,401 04/19/88 4,739,020 06/946,257 04/19/88 4,739,023 06/914,412 04/19/88 4,739,024 07/004,226 04/19/88 4,739,025 06/859,298 04/19/88 4,739,027 06/809,707 04/19/88 4,739,029 07/039,104 04/19/88 4,739,030 06/816,489 04/19/88 4,739,046 06/767,388 04/19/88 4,739,050 06/928,277 04/19/88 4,739,054 07/028,747 04/19/88 4,739,060 06/896,197 04/19/88 4,739,068 06/887,762 04/19/88 4,739,075 07/014,925 04/19/88 4,739,081 06/667,398 04/19/88 4,739,096 06/894,329 04/19/88 4,739,100 06/780,902 04/19/88 4,739,102 07/043,900 04/19/88 4,739,103 06/697,513 04/19/88 4,739,104 06/494,675 04/19/88 4,739,106 06/865,654 04/19/88 4,739,112 06/697,508 04/19/88 4,739,120 06/898,662 04/19/88 4,739,121 06/904,078 04/19/88 4,739,127 07/012,296 04/19/88 4,739,135 07/045,979 04/19/88 4,739,136 06/932,321 04/19/88 4,739,143 06/739,578 04/19/88 4,739,147 07/008,809 04/19/88 4,739,154 06/903,718 04/19/88 4,739,161 06/870,814 04/19/88 4,739,165 06/833,975 04/19/88 4,739,171 06/789,994 04/19/88 4,739,173 06/896,730 04/19/88 4,739,180 07/026,905 04/19/88 4,739,183 06/888,805 04/19/88 4,739,185 06/942,288 04/19/88 4,739,193 06/924,867 04/19/88 4,739,197 06/849,009 04/19/88 4,739,199 06/875,740 04/19/88 4,739,202 07/009,920 04/19/88 4,739,209 06/915,976 04/19/88 4,739,213 06/816,184 04/19/88 4,739,222 06/859,692 04/19/88 4,739,224 06/841,560 04/19/88 4,739,229 07/098,578 04/19/88 4,739,238 07/071,179 04/19/88 4,739,242 06/860,805 04/19/88 4,739,246 07/056,499 04/19/88 4,739,247 07/064,953 04/19/88 4,739,250 06/932,261 04/19/88 4,739,252 06/855,241 04/19/88 4,739,254 06/916,569 04/19/88 4,739,255 06/867,976 04/19/88 4,739,261 06/787,485 04/19/88 4,739,269 07/000,406 04/19/88 4,739,289 06/933,820 04/19/88 4,739,292 06/938,973 04/19/88 4,739,293 07/016,415 04/19/88 4,739,306 06/927,724 04/19/88 4,739,310 06/792,563 04/19/88 4,739,319 06/763,987 04/19/88 4,739,327 06/843,071 04/19/88 4,739,330 06/746,328 04/19/88 4,739,358 06/880,558 04/19/88 4,739,367 06/923,281 04/19/88 4,739,393 06/925,943 04/19/88 4,739,400 07/056,934 04/19/88 4,739,404 06/853,233 04/19/88 4,739,410 06/942,668 04/19/88 4,739,422 06/825,995 04/19/88 4,739,426 06/921,246 04/19/88 4,739,430 06/883,632 04/19/88 4,739,445 06/760,263 04/19/88 4,739,447 06/783,380 04/19/88 4,739,465 06/884,366 04/19/88 4,739,472 06/805,794 04/19/88 4,739,473 06/793,047 04/19/88 4,739,481 06/800,077 04/19/88 4,739,483 06/636,603 04/19/88 4,739,489 06/767,797 04/19/88 4,739,495 06/779,862 04/19/88 4,739,502 06/894,148 04/19/88 4,739,504 06/740,678 04/19/88 4,739,511 06/821,188 04/19/88 4,739,516 06/819,697 04/19/88 PATENTS WHICH EXPIRED ON April 14, 2000 DUE TO FAILURE TO PAY MAINTENANCE FEES 5,103,500 07/704,852 04/14/92 5,103,508 07/627,088 04/14/92 5,103,515 07/746,224 04/14/92 5,103,522 07/552,381 04/14/92 5,103,523 07/631,320 04/14/92 5,103,538 07/668,047 04/14/92 5,103,541 07/718,272 04/14/92 5,103,545 07/541,150 04/14/92 5,103,547 07/662,949 04/14/92 5,103,554 07/533,824 04/14/92 5,103,555 07/744,842 04/14/92 5,103,560 07/531,081 04/14/92 5,103,562 07/604,161 04/14/92 5,103,573 07/705,946 04/14/92 5,103,577 07/441,457 04/14/92 5,103,578 07/675,438 04/14/92 5,103,587 07/651,765 04/14/92 5,103,590 07/542,884 04/14/92 5,103,596 07/609,426 04/14/92 5,103,597 07/538,542 04/14/92 5,103,604 07/503,387 04/14/92 5,103,608 07/658,958 04/14/92 5,103,614 07/412,607 04/14/92 5,103,618 07/488,664 04/14/92 5,103,619 07/579,808 04/14/92 5,103,624 07/637,197 04/14/92 5,103,625 07/612,242 04/14/92 5,103,635 07/578,675 04/14/92 5,103,651 07/575,836 04/14/92 5,103,654 07/596,813 04/14/92 5,103,662 07/517,117 04/14/92 5,103,672 07/588,537 04/14/92 5,103,674 07/629,723 04/14/92 5,103,676 07/642,578 04/14/92 5,103,677 07/570,053 04/14/92 5,103,681 07/556,786 04/14/92 5,103,683 07/638,920 04/14/92 5,103,684 07/711,126 04/14/92 5,103,685 07/600,007 04/14/92 5,103,687 07/592,704 04/14/92 5,103,695 07/591,802 04/14/92 5,103,696 07/640,725 04/14/92 5,103,697 07/661,062 04/14/92 5,103,698 07/726,397 04/14/92 5,103,699 07/666,575 04/14/92 5,103,701 07/678,488 04/14/92 5,103,703 07/593,207 04/14/92 5,103,712 07/688,853 04/14/92 5,103,714 07/716,550 04/14/92 5,103,715 07/412,530 04/14/92 5,103,716 07/583,861 04/14/92 5,103,718 07/534,130 04/14/92 5,103,724 07/753,071 04/14/92 5,103,727 07/753,406 04/14/92 5,103,732 07/655,653 04/14/92 5,103,734 07/631,098 04/14/92 5,103,735 07/718,045 04/14/92 5,103,742 07/651,656 04/14/92 5,103,744 07/549,016 04/14/92 5,103,745 07/762,808 04/14/92 5,103,749 07/623,944 04/14/92 5,103,752 07/506,159 04/14/92 5,103,754 07/566,043 04/14/92 5,103,760 07/627,988 04/14/92 5,103,763 07/677,299 04/14/92 5,103,764 07/758,178 04/14/92 5,103,767 07/476,378 04/14/92 5,103,770 07/726,741 04/14/92 5,103,771 07/696,237 04/14/92 5,103,776 07/720,085 04/14/92 5,103,788 07/671,401 04/14/92 5,103,792 07/598,035 04/14/92 5,103,796 07/518,983 04/14/92 5,103,797 07/665,467 04/14/92 5,103,800 07/698,799 04/14/92 5,103,801 07/491,040 04/14/92 5,103,808 07/434,088 04/14/92 5,103,809 07/622,594 04/14/92 5,103,815 07/624,497 04/14/92 5,103,830 07/591,410 04/14/92 5,103,832 07/596,191 04/14/92 5,103,834 07/513,584 04/14/92 5,103,849 07/627,862 04/14/92 5,103,850 07/680,080 04/14/92 5,103,853 07/669,427 04/14/92 5,103,855 07/722,222 04/14/92 5,103,870 07/371,460 04/14/92 5,103,876 07/661,465 04/14/92 5,103,882 07/757,238 04/14/92 5,103,884 07/474,280 04/14/92 5,103,888 07/636,320 04/14/92 5,103,891 07/577,289 04/14/92 5,103,892 07/731,390 04/14/92 5,103,894 07/666,585 04/14/92 5,103,896 07/679,097 04/14/92 5,103,898 07/551,193 04/14/92 5,103,901 07/597,361 04/14/92 5,103,903 07/625,000 04/14/92 5,103,908 07/715,415 04/14/92 5,103,909 07/657,031 04/14/92 5,103,910 07/471,200 04/14/92 5,103,917 07/516,035 04/14/92 5,103,930 07/499,378 04/14/92 5,103,937 07/677,635 04/14/92 5,103,938 07/604,154 04/14/92 5,103,941 07/677,008 04/14/92 5,103,944 07/287,556 04/14/92 5,103,947 07/711,943 04/14/92 5,103,955 07/500,638 04/14/92 5,103,956 07/575,628 04/14/92 5,103,968 07/641,425 04/14/92 5,103,969 07/661,689 04/14/92 5,103,975 07/616,508 04/14/92 5,103,987 07/660,540 04/14/92 5,103,991 07/665,979 04/14/92 5,103,992 07/762,650 04/14/92 5,103,995 07/711,093 04/14/92 5,104,001 07/699,433 04/14/92 5,104,009 07/619,231 04/14/92 5,104,015 07/531,569 04/14/92 5,104,017 07/774,569 04/14/92 5,104,019 07/591,722 04/14/92 5,104,023 07/681,670 04/14/92 5,104,027 07/610,589 04/14/92 5,104,028 07/633,938 04/14/92 5,104,029 07/551,290 04/14/92 5,104,030 07/627,472 04/14/92 5,104,031 07/722,689 04/14/92 5,104,058 07/572,891 04/14/92 5,104,063 07/515,410 04/14/92 5,104,068 07/565,963 04/14/92 5,104,069 07/604,471 04/14/92 5,104,072 07/633,768 04/14/92 5,104,074 07/370,802 04/14/92 5,104,076 07/597,068 04/14/92 5,104,080 07/641,008 04/14/92 5,104,084 07/587,449 04/14/92 5,104,089 07/417,744 04/14/92 5,104,093 07/661,844 04/14/92 5,104,097 07/583,058 04/14/92 5,104,107 07/694,061 04/14/92 5,104,109 07/412,222 04/14/92 5,104,117 07/401,529 04/14/92 5,104,125 07/464,905 04/14/92 5,104,126 07/726,749 04/14/92 5,104,127 07/559,712 04/14/92 5,104,129 07/613,587 04/14/92 5,104,130 07/683,848 04/14/92 5,104,140 07/709,619 04/14/92 5,104,149 07/646,410 04/14/92 5,104,152 07/442,080 04/14/92 5,104,154 07/510,849 04/14/92 5,104,157 07/591,735 04/14/92 5,104,163 07/743,199 04/14/92 5,104,164 07/535,449 04/14/92 5,104,165 07/756,836 04/14/92 5,104,166 07/604,198 04/14/92 5,104,171 07/714,206 04/14/92 5,104,172 07/729,151 04/14/92 5,104,177 07/633,383 04/14/92 5,104,178 07/692,247 04/14/92 5,104,179 07/561,115 04/14/92 5,104,180 07/409,831 04/14/92 5,104,182 07/745,060 04/14/92 5,104,184 07/699,547 04/14/92 5,104,186 07/700,532 04/14/92 5,104,189 07/610,713 04/14/92 5,104,192 07/641,708 04/14/92 5,104,197 07/527,764 04/14/92 5,104,201 07/590,021 04/14/92 5,104,206 07/680,975 04/14/92 5,104,207 07/582,153 04/14/92 5,104,212 07/431,489 04/14/92 5,104,213 07/462,767 04/14/92 5,104,223 07/474,941 04/14/92 5,104,230 07/547,427 04/14/92 5,104,231 07/736,177 04/14/92 5,104,235 07/625,198 04/14/92 5,104,240 07/675,520 04/14/92 5,104,245 07/458,445 04/14/92 5,104,249 07/459,691 04/14/92 5,104,250 07/674,187 04/14/92 5,104,253 07/723,667 04/14/92 5,104,257 07/530,885 04/14/92 5,104,261 07/615,467 04/14/92 5,104,262 07/543,977 04/14/92 5,104,274 07/608,445 04/14/92 5,104,279 07/585,894 04/14/92 5,104,287 07/405,369 04/14/92 5,104,291 07/600,673 04/14/92 5,104,297 07/621,896 04/14/92 5,104,301 07/661,365 04/14/92 5,104,302 07/649,893 04/14/92 5,104,304 07/542,979 04/14/92 5,104,309 07/459,769 04/14/92 5,104,325 07/646,421 04/14/92 5,104,327 07/662,058 04/14/92 5,104,328 07/510,530 04/14/92 5,104,335 07/665,018 04/14/92 5,104,337 07/657,913 04/14/92 5,104,338 07/652,971 04/14/92 5,104,339 07/595,832 04/14/92 5,104,342 07/686,520 04/14/92 5,104,345 07/491,081 04/14/92 5,104,348 07/773,032 04/14/92 5,104,352 07/623,445 04/14/92 5,104,356 07/490,449 04/14/92 5,104,362 07/483,270 04/14/92 5,104,364 07/634,322 04/14/92 5,104,368 07/513,502 04/14/92 5,104,385 07/711,652 04/14/92 5,104,394 07/609,363 04/14/92 5,104,397 07/338,801 04/14/92 5,104,402 07/496,343 04/14/92 5,104,405 07/659,789 04/14/92 5,104,408 07/468,768 04/14/92 5,104,417 07/552,218 04/14/92 5,104,421 07/613,359 04/14/92 5,104,423 07/428,246 04/14/92 5,104,426 07/608,350 04/14/92 5,104,427 07/786,382 04/14/92 5,104,428 07/722,471 04/14/92 5,104,430 07/712,488 04/14/92 5,104,452 07/665,254 04/14/92 5,104,460 07/628,955 04/14/92 5,104,463 07/594,538 04/14/92 5,104,473 07/592,939 04/14/92 5,104,474 07/564,663 04/14/92 5,104,476 07/496,715 04/14/92 5,104,478 07/422,705 04/14/92 5,104,481 07/613,964 04/14/92 5,104,487 07/568,396 04/14/92 5,104,489 07/701,520 04/14/92 5,104,490 07/262,126 04/14/92 5,104,493 07/645,434 04/14/92 5,104,497 07/634,788 04/14/92 5,104,501 07/535,387 04/14/92 5,104,504 07/588,095 04/14/92 5,104,517 07/524,525 04/14/92 5,104,518 07/489,048 04/14/92 5,104,520 07/542,604 04/14/92 5,104,525 07/698,790 04/14/92 5,104,534 07/718,295 04/14/92 5,104,542 07/650,676 04/14/92 5,104,557 07/546,478 04/14/92 5,104,558 07/577,011 04/14/92 5,104,559 07/617,748 04/14/92 5,104,568 07/616,278 04/14/92 5,104,570 07/457,122 04/14/92 5,104,578 07/733,482 04/14/92 5,104,579 07/211,482 04/14/92 5,104,580 07/225,164 04/14/92 5,104,581 07/415,781 04/14/92 5,104,582 07/420,283 04/14/92 5,104,583 07/520,284 04/14/92 5,104,584 07/542,240 04/14/92 5,104,585 07/635,171 04/14/92 5,104,589 07/668,183 04/14/92 5,104,602 07/450,964 04/14/92 5,104,606 07/615,966 04/14/92 5,104,607 07/652,387 04/14/92 5,104,608 07/743,925 04/14/92 5,104,613 07/556,633 04/14/92 5,104,620 07/559,660 04/14/92 5,104,624 07/682,878 04/14/92 5,104,637 06/698,565 04/14/92 5,104,642 07/506,409 04/14/92 5,104,657 07/620,763 04/14/92 5,104,663 07/577,306 04/14/92 5,104,667 07/645,429 04/14/92 5,104,669 07/730,580 04/14/92 5,104,676 07/722,436 04/14/92 5,104,679 07/378,090 04/14/92 5,104,680 07/521,800 04/14/92 5,104,682 07/390,408 04/14/92 5,104,683 07/693,049 04/14/92 5,104,686 07/596,815 04/14/92 5,104,692 07/516,510 04/14/92 5,104,695 07/404,803 04/14/92 5,104,699 07/610,504 04/14/92 5,104,700 06/881,576 04/14/92 5,104,707 07/534,716 04/14/92 5,104,708 07/497,892 04/14/92 5,104,727 07/537,184 04/14/92 5,104,734 07/201,989 04/14/92 5,104,745 07/549,197 04/14/92 5,104,747 07/592,529 04/14/92 5,104,749 07/527,366 04/14/92 5,104,750 07/501,719 04/14/92 5,104,752 07/597,911 04/14/92 5,104,754 07/594,489 04/14/92 5,104,764 07/443,578 04/14/92 5,104,771 07/562,910 04/14/92 5,104,794 07/492,572 04/14/92 5,104,805 07/259,175 04/14/92 5,104,809 07/651,159 04/14/92 5,104,823 07/342,511 04/14/92 5,104,827 07/721,950 04/14/92 5,104,832 07/642,853 04/14/92 5,104,835 07/591,623 04/14/92 5,104,845 07/247,614 04/14/92 5,104,848 07/338,922 04/14/92 5,104,851 07/646,450 04/14/92 5,104,856 07/611,255 04/14/92 5,104,865 07/403,054 04/14/92 5,104,872 07/567,525 04/14/92 5,104,874 07/627,149 04/14/92 5,104,877 07/661,563 04/14/92 5,104,881 06/595,010 04/14/92 5,104,883 07/461,547 04/14/92 5,104,884 07/219,903 04/14/92 5,104,886 07/545,026 04/14/92 5,104,890 07/490,375 04/14/92 5,104,891 07/449,700 04/14/92 5,104,902 07/439,973 04/14/92 5,104,914 07/523,579 04/14/92 5,104,925 07/406,499 04/14/92 5,104,927 07/732,174 04/14/92 5,104,928 07/464,210 04/14/92 5,104,930 07/660,770 04/14/92 5,104,936 07/507,738 04/14/92 5,104,944 07/381,627 04/14/92 5,104,948 07/644,838 04/14/92 5,104,950 07/628,038 04/14/92 5,104,951 07/707,305 04/14/92 5,104,954 07/620,223 04/14/92 5,104,956 07/452,721 04/14/92 5,104,959 07/536,140 04/14/92 5,104,961 07/630,176 04/14/92 5,104,962 07/601,425 04/14/92 5,104,966 07/365,395 04/14/92 5,104,967 07/181,013 04/14/92 5,104,968 07/564,236 04/14/92 5,104,970 07/630,730 04/14/92 5,104,979 07/559,996 04/14/92 5,104,981 07/494,360 04/14/92 5,104,989 07/520,945 04/14/92 5,104,997 07/630,721 04/14/92 5,104,998 07/703,618 04/14/92 5,105,007 07/721,742 04/14/92 5,105,010 07/714,808 04/14/92 5,105,013 07/286,419 04/14/92 5,105,014 07/741,012 04/14/92 5,105,016 07/613,748 04/14/92 5,105,020 07/454,974 04/14/92 5,105,027 07/661,817 04/14/92 5,105,033 07/738,679 04/14/92 5,105,035 07/706,836 04/14/92 5,105,037 07/522,941 04/14/92 5,105,040 07/150,076 04/14/92 5,105,043 07/150,026 04/14/92 5,105,046 07/626,448 04/14/92 5,105,047 07/388,402 04/14/92 5,105,055 07/598,948 04/14/92 5,105,057 07/702,512 04/14/92 5,105,061 07/655,984 04/14/92 5,105,067 07/405,626 04/14/92 5,105,069 07/335,067 04/14/92 5,105,072 07/665,896 04/14/92 5,105,074 07/534,483 04/14/92 5,105,078 07/655,523 04/14/92 5,105,084 07/581,255 04/14/92 5,105,086 07/606,934 04/14/92 5,105,091 07/538,342 04/14/92 5,105,093 07/628,520 04/14/92 5,105,095 07/723,732 04/14/92 5,105,096 07/353,265 04/14/92 5,105,103 07/430,668 04/14/92 5,105,104 07/508,443 04/14/92 5,105,109 07/442,883 04/14/92 5,105,112 07/550,132 04/14/92 5,105,116 07/530,685 04/14/92 5,105,123 07/596,417 04/14/92 5,105,129 07/644,652 04/14/92 5,105,131 07/587,278 04/14/92 5,105,132 07/603,876 04/14/92 5,105,134 07/655,589 04/14/92 5,105,135 07/608,977 04/14/92 5,105,136 07/465,115 04/14/92 5,105,139 07/537,631 04/14/92 5,105,142 07/384,686 04/14/92 5,105,160 07/494,034 04/14/92 5,105,161 07/558,320 04/14/92 5,105,166 07/677,365 04/14/92 5,105,177 07/444,931 04/14/92 5,105,181 07/568,713 04/14/92 5,105,185 07/551,701 04/14/92 5,105,189 07/553,603 04/14/92 5,105,209 07/664,280 04/14/92 5,105,222 07/645,795 04/14/92 5,105,231 07/297,312 04/14/92 5,105,232 07/680,623 04/14/92 5,105,234 07/651,032 04/14/92 5,105,238 07/589,940 04/14/92 5,105,242 07/732,437 04/14/92 5,105,246 07/566,015 04/14/92 5,105,263 07/500,205 04/14/92 5,105,270 07/499,820 04/14/92 5,105,272 07/474,102 04/14/92 5,105,274 07/577,608 04/14/92 5,105,290 07/491,418 04/14/92 5,105,301 07/450,621 04/14/92 5,105,307 07/431,180 04/14/92 5,105,315 07/105,441 04/14/92 5,105,318 07/243,595 04/14/92 5,105,319 07/528,100 04/14/92 5,105,320 07/321,860 04/14/92 5,105,328 07/449,634 04/14/92 5,105,340 07/603,213 04/14/92 5,105,342 07/740,329 04/14/92 5,105,343 07/687,969 04/14/92 5,105,352 07/606,787 04/14/92 5,105,353 07/393,812 04/14/92 5,105,364 07/377,548 04/14/92 5,105,388 07/632,652 04/14/92 5,105,391 07/606,251 04/14/92 5,105,394 07/227,976 04/14/92 5,105,398 07/689,719 04/14/92 5,105,399 07/581,184 04/14/92 5,105,402 07/408,242 04/14/92 5,105,409 07/230,971 04/14/92 5,105,417 07/620,762 04/14/92 5,105,418 07/263,465 04/14/92 5,105,426 07/457,792 04/14/92 5,105,430 07/682,770 04/14/92 5,105,434 07/698,038 04/14/92 5,105,436 07/554,537 04/14/92 5,105,452 07/674,913 04/14/92 5,105,453 07/618,958 04/14/92 5,105,454 07/619,002 04/14/92 5,105,456 07/649,614 04/14/92 5,105,457 07/511,045 04/14/92 PATENTS WHICH EXPIRED ON April 16, 2000 DUE TO FAILURE TO PAY MAINTENANCE FEES 5,507,041 08/269,772 04/16/96 5,507,046 08/386,283 04/16/96 5,507,048 08/486,326 04/16/96 5,507,049 08/285,100 04/16/96 5,507,052 08/386,115 04/16/96 5,507,059 08/497,793 04/16/96 5,507,060 08/344,024 04/16/96 5,507,061 08/315,661 04/16/96 5,507,066 08/287,085 04/16/96 5,507,068 08/264,352 04/16/96 5,507,069 08/230,168 04/16/96 5,507,073 08/204,222 04/16/96 5,507,078 08/335,473 04/16/96 5,507,084 08/358,238 04/16/96 5,507,090 08/278,028 04/16/96 5,507,098 08/344,974 04/16/96 5,507,103 08/375,168 04/16/96 5,507,105 08/408,531 04/16/96 5,507,110 08/339,860 04/16/96 5,507,112 08/316,840 04/16/96 5,507,114 08/238,516 04/16/96 5,507,125 08/261,187 04/16/96 5,507,127 08/332,930 04/16/96 5,507,131 08/349,541 04/16/96 5,507,139 08/423,413 04/16/96 5,507,142 08/409,694 04/16/96 5,507,147 08/434,541 04/16/96 5,507,155 08/337,029 04/16/96 5,507,156 08/416,297 04/16/96 5,507,158 08/196,224 04/16/96 5,507,160 08/421,684 04/16/96 5,507,161 08/169,908 04/16/96 5,507,166 08/294,320 04/16/96 5,507,173 08/269,204 04/16/96 5,507,181 08/172,956 04/16/96 5,507,184 08/090,304 04/16/96 5,507,192 08/305,132 04/16/96 5,507,196 08/232,196 04/16/96 5,507,197 08/271,443 04/16/96 5,507,202 08/207,551 04/16/96 5,507,205 08/240,844 04/16/96 5,507,207 08/409,440 04/16/96 5,507,210 08/412,002 04/16/96 5,507,212 08/181,003 04/16/96 5,507,220 08/256,822 04/16/96 5,507,221 08/508,890 04/16/96 5,507,222 08/383,244 04/16/96 5,507,224 08/155,792 04/16/96 5,507,227 08/234,813 04/16/96 5,507,228 08/320,403 04/16/96 5,507,245 08/300,461 04/16/96 5,507,249 08/380,419 04/16/96 5,507,260 08/394,903 04/16/96 5,507,266 08/226,146 04/16/96 5,507,267 08/187,198 04/16/96 5,507,272 08/292,883 04/16/96 5,507,276 08/349,690 04/16/96 5,507,283 08/203,930 04/16/96 5,507,284 08/127,180 04/16/96 5,507,285 08/168,708 04/16/96 5,507,289 08/216,588 04/16/96 5,507,299 08/259,325 04/16/96 5,507,305 08/279,570 04/16/96 5,507,311 08/452,277 04/16/96 5,507,329 08/220,532 04/16/96 5,507,333 08/200,064 04/16/96 5,507,334 08/243,292 04/16/96 5,507,335 08/305,376 04/16/96 5,507,345 08/344,420 04/16/96 5,507,346 08/380,771 04/16/96 5,507,348 08/341,132 04/16/96 5,507,354 08/346,075 04/16/96 5,507,358 08/252,408 04/16/96 5,507,360 08/327,949 04/16/96 5,507,364 08/314,721 04/16/96 5,507,365 08/130,524 04/16/96 5,507,366 08/311,948 04/16/96 5,507,369 08/215,180 04/16/96 5,507,370 08/356,765 04/16/96 5,507,373 08/252,214 04/16/96 5,507,375 08/108,590 04/16/96 5,507,377 08/067,544 04/16/96 5,507,378 08/333,672 04/16/96 5,507,386 08/506,618 04/16/96 5,507,388 08/317,972 04/16/96 5,507,391 08/219,521 04/16/96 5,507,396 08/346,490 04/16/96 5,507,398 08/235,906 04/16/96 5,507,399 08/236,336 04/16/96 5,507,404 08/331,375 04/16/96 5,507,419 08/145,205 04/16/96 5,507,421 08/161,794 04/16/96 5,507,422 08/292,864 04/16/96 5,507,444 08/280,093 04/16/96 5,507,446 08/106,239 04/16/96 5,507,450 08/211,573 04/16/96 5,507,453 08/172,085 04/16/96 5,507,458 08/337,123 04/16/96 5,507,462 08/383,849 04/16/96 5,507,465 08/418,627 04/16/96 5,507,476 08/395,104 04/16/96 5,507,487 08/398,957 04/16/96 5,507,491 08/124,623 04/16/96 5,507,492 08/394,768 04/16/96 5,507,494 08/513,050 04/16/96 5,507,495 08/321,760 04/16/96 5,507,496 08/097,536 04/16/96 5,507,497 08/412,937 04/16/96 5,507,502 08/350,958 04/16/96 5,507,506 08/151,924 04/16/96 5,507,508 08/456,935 04/16/96 5,507,511 08/517,810 04/16/96 5,507,513 08/374,208 04/16/96 5,507,514 08/405,747 04/16/96 5,507,515 08/460,310 04/16/96 5,507,529 08/343,626 04/16/96 5,507,535 08/370,186 04/16/96 5,507,538 08/435,369 04/16/96 5,507,540 08/211,552 04/16/96 5,507,541 08/237,865 04/16/96 5,507,544 08/370,200 04/16/96 5,507,549 08/148,288 04/16/96 5,507,553 08/294,832 04/16/96 5,507,556 08/334,134 04/16/96 5,507,557 08/358,311 04/16/96 5,507,558 08/130,205 04/16/96 5,507,559 08/211,190 04/16/96 5,507,562 08/281,923 04/16/96 5,507,566 08/226,042 04/16/96 5,507,573 08/129,113 04/16/96 5,507,577 08/226,289 04/16/96 5,507,591 08/376,587 04/16/96 5,507,605 08/342,261 04/16/96 5,507,606 08/433,821 04/16/96 5,507,617 08/101,640 04/16/96 5,507,625 08/422,060 04/16/96 5,507,626 08/194,693 04/16/96 5,507,627 08/072,740 04/16/96 5,507,631 08/230,956 04/16/96 5,507,638 08/178,235 04/16/96 5,507,640 07/989,225 04/16/96 5,507,641 08/264,608 04/16/96 5,507,646 08/237,028 04/16/96 5,507,647 08/227,929 04/16/96 5,507,648 08/285,090 04/16/96 5,507,649 08/101,843 04/16/96 5,507,656 08/328,781 04/16/96 5,507,673 08/453,677 04/16/96 5,507,674 08/301,684 04/16/96 5,507,686 08/290,670 04/16/96 5,507,687 08/366,045 04/16/96 5,507,692 08/244,404 04/16/96 5,507,694 08/188,067 04/16/96 5,507,695 08/302,833 04/16/96 5,507,709 08/390,307 04/16/96 5,507,710 08/442,346 04/16/96 5,507,712 08/502,356 04/16/96 5,507,713 08/119,346 04/16/96 5,507,720 08/262,871 04/16/96 5,507,722 08/354,898 04/16/96 5,507,730 08/317,856 04/16/96 5,507,737 08/231,311 04/16/96 5,507,739 07/898,730 04/16/96 5,507,756 08/327,012 04/16/96 5,507,759 08/180,964 04/16/96 5,507,760 08/149,587 04/16/96 5,507,761 08/320,246 04/16/96 5,507,762 08/307,404 04/16/96 5,507,774 08/134,087 04/16/96 5,507,779 08/226,742 04/16/96 5,507,790 08/215,743 04/16/96 5,507,793 08/281,418 04/16/96 5,507,795 08/236,485 04/16/96 5,507,804 08/340,671 04/16/96 5,507,811 08/339,557 04/16/96 5,507,816 08/256,025 04/16/96 5,507,818 08/271,202 04/16/96 5,507,819 08/333,478 04/16/96 5,507,826 08/225,849 04/16/96 5,507,834 08/245,096 04/16/96 5,507,838 08/198,177 04/16/96 5,507,845 08/321,311 04/16/96 5,507,847 08/284,314 04/16/96 5,507,849 08/121,482 04/16/96 5,507,866 08/423,813 04/16/96 5,507,869 07/980,801 04/16/96 5,507,875 08/282,302 04/16/96 5,507,877 08/256,507 04/16/96 5,507,893 08/210,700 04/16/96 5,507,897 08/244,384 04/16/96 5,507,913 08/352,762 04/16/96 5,507,915 07/950,413 04/16/96 5,507,918 08/107,674 04/16/96 5,507,919 08/283,432 04/16/96 5,507,923 08/151,070 04/16/96 5,507,932 08/296,970 04/16/96 5,507,941 08/183,503 04/16/96 5,507,944 08/279,976 04/16/96 5,507,946 07/587,043 04/16/96 5,507,948 08/440,891 04/16/96 5,507,951 08/200,222 04/16/96 5,507,953 08/147,983 04/16/96 5,507,955 07/923,912 04/16/96 5,507,956 08/302,764 04/16/96 5,507,962 08/062,534 04/16/96 5,507,964 08/199,204 04/16/96 5,507,978 08/436,549 04/16/96 5,507,984 08/381,796 04/16/96 5,507,985 08/399,444 04/16/96 5,508,012 08/277,395 04/16/96 5,508,015 08/276,184 04/16/96 5,508,019 08/269,292 04/16/96 5,508,020 07/893,981 04/16/96 5,508,025 08/363,247 04/16/96 5,508,027 07/646,684 04/16/96 5,508,029 08/305,152 04/16/96 5,508,044 08/279,062 04/16/96 5,508,048 08/178,633 04/16/96 5,508,052 08/278,652 04/16/96 5,508,059 08/372,630 04/16/96 5,508,078 08/377,792 04/16/96 5,508,086 08/091,556 04/16/96 5,508,091 08/175,769 04/16/96 5,508,093 08/369,292 04/16/96 5,508,094 08/291,152 04/16/96 5,508,096 08/214,390 04/16/96 5,508,099 08/473,638 04/16/96 5,508,116 08/431,917 04/16/96 5,508,123 08/399,932 04/16/96 5,508,131 08/224,033 04/16/96 5,508,143 08/126,514 04/16/96 5,508,146 08/380,539 04/16/96 5,508,159 08/373,497 04/16/96 5,508,175 08/252,113 04/16/96 5,508,177 08/061,894 04/16/96 5,508,194 08/444,161 04/16/96 5,508,198 08/271,414 04/16/96 5,508,200 07/963,457 04/16/96 5,508,201 08/038,347 04/16/96 5,508,210 08/153,160 04/16/96 5,508,213 08/326,440 04/16/96 5,508,225 08/218,184 04/16/96 5,508,236 08/396,913 04/16/96 5,508,239 07/578,408 04/16/96 5,508,248 08/196,445 04/16/96 5,508,250 08/163,118 04/16/96 5,508,251 08/288,536 04/16/96 5,508,266 08/263,855 04/16/96 5,508,270 08/203,962 04/16/96 5,508,275 08/212,863 04/16/96 5,508,277 08/284,689 04/16/96 5,508,288 08/295,694 04/16/96 5,508,296 08/190,093 04/16/96 5,508,307 08/378,708 04/16/96 5,508,308 08/381,256 04/16/96 5,508,309 08/271,381 04/16/96 5,508,327 08/276,971 04/16/96 5,508,329 08/175,429 04/16/96 5,508,330 08/333,677 04/16/96 5,508,338 08/420,265 04/16/96 5,508,348 08/289,408 04/16/96 5,508,354 08/331,472 04/16/96 5,508,377 08/357,193 04/16/96 5,508,382 08/083,217 04/16/96 5,508,384 08/118,270 04/16/96 5,508,387 08/102,032 04/16/96 5,508,390 07/655,582 04/16/96 5,508,394 08/117,134 04/16/96 5,508,406 08/230,266 04/16/96 5,508,414 08/342,337 04/16/96 5,508,417 08/200,254 04/16/96 5,508,431 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