Notice of Expiration of Patents Due to Failure to Pay Maintenance Fee 35 U.S.C. 41 and 37 CFR 1.362(g) provide that if the required maintenance fee and any applicable surcharge are not paid in a patent requiring such payment, the patent will expire at the end of the 4th, 8th or 12th anniversary of the grant of the patent depending on the first maintenance fee which was not paid. According to the records of the Office, the patents listed below have expired due to failure to pay the required maintenance fee and any applicable surcharge. PATENTS WHICH EXPIRED ON March 8, 2000 DUE TO FAILURE TO PAY MAINTENANCE FEES Patent Application Issue Number Number Date 4,729,149 06/918,844 03/08/88 4,729,170 06/936,447 03/08/88 4,729,172 06/802,011 03/08/88 4,729,202 06/910,380 03/08/88 4,729,204 06/856,014 03/08/88 4,729,206 06/895,774 03/08/88 4,729,216 07/002,030 03/08/88 4,729,218 06/892,932 03/08/88 4,729,220 07/029,603 03/08/88 4,729,223 06/875,039 03/08/88 4,729,228 06/920,641 03/08/88 4,729,240 06/839,731 03/08/88 4,729,242 06/866,056 03/08/88 4,729,246 06/944,204 03/08/88 4,729,248 06/937,898 03/08/88 4,729,260 06/938,905 03/08/88 4,729,263 06/895,213 03/08/88 4,729,264 06/879,663 03/08/88 4,729,277 06/724,475 03/08/88 4,729,288 06/897,948 03/08/88 4,729,310 06/406,700 03/08/88 4,729,324 06/873,291 03/08/88 4,729,326 06/920,529 03/08/88 4,729,335 07/005,419 03/08/88 4,729,345 07/000,417 03/08/88 4,729,348 07/040,908 03/08/88 4,729,353 06/947,279 03/08/88 4,729,354 07/020,736 03/08/88 4,729,355 06/905,282 03/08/88 4,729,367 07/003,174 03/08/88 4,729,373 06/943,065 03/08/88 4,729,377 06/611,731 03/08/88 4,729,390 06/760,802 03/08/88 4,729,398 07/005,262 03/08/88 4,729,400 06/840,381 03/08/88 4,729,403 06/783,867 03/08/88 4,729,414 07/014,230 03/08/88 4,729,419 06/909,059 03/08/88 4,729,423 06/808,701 03/08/88 4,729,427 07/041,780 03/08/88 4,729,430 06/923,800 03/08/88 4,729,438 06/881,951 03/08/88 4,729,439 06/922,626 03/08/88 4,729,440 06/864,683 03/08/88 4,729,441 06/753,629 03/08/88 4,729,448 07/008,996 03/08/88 4,729,449 06/805,540 03/08/88 4,729,456 07/017,869 03/08/88 4,729,459 06/781,638 03/08/88 4,729,462 06/873,931 03/08/88 4,729,470 06/880,642 03/08/88 4,729,477 06/428,783 03/08/88 4,729,483 06/569,453 03/08/88 4,729,494 06/848,688 03/08/88 4,729,521 06/946,139 03/08/88 4,729,527 06/937,398 03/08/88 4,729,528 06/453,507 03/08/88 4,729,531 07/020,413 03/08/88 4,729,536 06/926,531 03/08/88 4,729,538 06/929,098 03/08/88 4,729,543 06/891,340 03/08/88 4,729,545 06/930,922 03/08/88 4,729,549 06/863,103 03/08/88 4,729,558 06/786,636 03/08/88 4,729,570 07/047,175 03/08/88 4,729,573 06/940,745 03/08/88 4,729,578 07/042,447 03/08/88 4,729,596 07/035,420 03/08/88 4,729,597 07/035,325 03/08/88 4,729,601 07/031,075 03/08/88 4,729,618 06/576,483 03/08/88 4,729,621 06/710,196 03/08/88 4,729,632 06/934,964 03/08/88 4,729,635 06/887,315 03/08/88 4,729,667 06/874,644 03/08/88 4,729,668 06/854,631 03/08/88 4,729,672 06/792,542 03/08/88 4,729,678 07/032,797 03/08/88 4,729,685 07/077,346 03/08/88 4,729,686 07/050,617 03/08/88 4,729,687 06/911,735 03/08/88 4,729,688 07/051,658 03/08/88 4,729,702 06/917,907 03/08/88 4,729,703 06/923,599 03/08/88 4,729,707 06/813,474 03/08/88 4,729,712 06/897,052 03/08/88 4,729,715 06/886,221 03/08/88 4,729,718 06/910,944 03/08/88 4,729,719 07/078,416 03/08/88 4,729,730 06/816,201 03/08/88 4,729,731 06/882,212 03/08/88 4,729,737 06/869,773 03/08/88 4,729,738 07/041,038 03/08/88 4,729,770 07/034,830 03/08/88 4,729,771 06/910,946 03/08/88 4,729,772 06/936,771 03/08/88 4,729,773 06/895,492 03/08/88 4,729,776 07/012,687 03/08/88 4,729,777 06/897,297 03/08/88 4,729,780 06/913,707 03/08/88 4,729,787 06/937,426 03/08/88 4,729,806 06/895,887 03/08/88 4,729,815 06/887,597 03/08/88 4,729,816 07/000,271 03/08/88 4,729,821 06/926,643 03/08/88 4,729,825 06/871,162 03/08/88 4,729,830 06/943,653 03/08/88 4,729,833 06/628,190 03/08/88 4,729,835 06/910,969 03/08/88 4,729,841 06/883,635 03/08/88 4,729,846 07/004,943 03/08/88 4,729,850 06/781,555 03/08/88 4,729,856 06/864,841 03/08/88 4,729,876 06/931,894 03/08/88 4,729,880 06/727,611 03/08/88 4,729,882 06/772,236 03/08/88 4,729,902 06/521,971 03/08/88 4,729,911 06/879,415 03/08/88 4,729,913 06/915,298 03/08/88 4,729,914 07/056,338 03/08/88 4,729,924 06/684,735 03/08/88 4,729,933 07/017,282 03/08/88 4,729,939 06/888,255 03/08/88 4,729,940 06/863,905 03/08/88 4,729,943 06/915,442 03/08/88 4,729,945 06/910,786 03/08/88 4,729,962 06/843,486 03/08/88 4,729,966 06/843,833 03/08/88 4,729,972 06/816,303 03/08/88 4,729,978 07/045,633 03/08/88 4,729,979 06/709,790 03/08/88 4,729,980 07/042,812 03/08/88 4,729,982 06/924,037 03/08/88 4,729,993 06/681,179 03/08/88 4,730,010 06/844,643 03/08/88 4,730,011 06/765,495 03/08/88 4,730,017 06/907,359 03/08/88 4,730,021 07/004,230 03/08/88 4,730,034 07/006,410 03/08/88 4,730,048 06/809,051 03/08/88 4,730,051 06/819,144 03/08/88 4,730,056 06/902,344 03/08/88 4,730,058 07/036,445 03/08/88 4,730,060 07/057,359 03/08/88 4,730,061 06/815,229 03/08/88 4,730,067 06/830,975 03/08/88 4,730,074 06/948,036 03/08/88 4,730,078 07/050,257 03/08/88 4,730,085 07/011,756 03/08/88 4,730,086 06/923,174 03/08/88 4,730,096 07/026,333 03/08/88 4,730,099 06/900,339 03/08/88 4,730,107 06/838,100 03/08/88 4,730,111 06/832,743 03/08/88 4,730,113 06/827,098 03/08/88 4,730,115 06/828,546 03/08/88 4,730,116 06/886,782 03/08/88 4,730,122 06/908,846 03/08/88 4,730,124 07/013,494 03/08/88 4,730,130 07/000,492 03/08/88 4,730,152 06/931,060 03/08/88 4,730,158 06/871,231 03/08/88 4,730,164 06/813,561 03/08/88 4,730,167 06/889,085 03/08/88 4,730,169 06/895,982 03/08/88 4,730,175 07/046,451 03/08/88 4,730,182 06/849,567 03/08/88 4,730,186 06/724,925 03/08/88 4,730,194 06/746,893 03/08/88 4,730,207 06/842,950 03/08/88 4,730,215 06/869,174 03/08/88 4,730,226 06/816,606 03/08/88 4,730,227 07/058,075 03/08/88 4,730,232 06/878,102 03/08/88 4,730,239 06/924,525 03/08/88 4,730,247 06/646,979 03/08/88 4,730,251 06/791,884 03/08/88 4,730,255 06/737,088 03/08/88 4,730,265 06/892,963 03/08/88 4,730,266 06/698,055 03/08/88 4,730,290 06/840,663 03/08/88 4,730,313 06/897,556 03/08/88 4,730,314 06/797,205 03/08/88 4,730,321 06/869,005 03/08/88 4,730,326 06/773,966 03/08/88 4,730,328 06/787,760 03/08/88 4,730,336 06/874,573 03/08/88 4,730,337 06/854,317 03/08/88 4,730,338 06/918,398 03/08/88 4,730,347 06/872,723 03/08/88 4,730,353 07/031,207 03/08/88 PATENTS WHICH EXPIRED ON March 3, 2000 DUE TO FAILURE TO PAY MAINTENANCE FEES 5,091,992 07/451,140 03/03/92 5,091,994 07/606,581 03/03/92 5,091,995 07/564,780 03/03/92 5,091,997 07/237,738 03/03/92 5,092,000 07/382,856 03/03/92 5,092,003 07/484,995 03/03/92 5,092,012 07/465,932 03/03/92 5,092,014 07/566,619 03/03/92 5,092,016 07/604,449 03/03/92 5,092,019 07/688,102 03/03/92 5,092,030 07/633,533 03/03/92 5,092,033 07/644,566 03/03/92 5,092,038 07/616,321 03/03/92 5,092,043 07/655,666 03/03/92 5,092,045 07/480,875 03/03/92 5,092,047 07/695,722 03/03/92 5,092,049 07/426,314 03/03/92 5,092,052 07/558,168 03/03/92 5,092,053 07/718,361 03/03/92 5,092,057 07/618,888 03/03/92 5,092,061 07/528,141 03/03/92 5,092,064 07/567,805 03/03/92 5,092,067 07/512,399 03/03/92 5,092,068 07/684,608 03/03/92 5,092,069 07/719,781 03/03/92 5,092,075 07/658,867 03/03/92 5,092,082 06/940,062 03/03/92 5,092,083 07/641,685 03/03/92 5,092,088 07/543,335 03/03/92 5,092,092 07/637,727 03/03/92 5,092,093 07/636,263 03/03/92 5,092,099 07/348,591 03/03/92 5,092,100 07/300,234 03/03/92 5,092,103 07/660,828 03/03/92 5,092,113 07/685,980 03/03/92 5,092,119 07/616,338 03/03/92 5,092,131 07/654,893 03/03/92 5,092,132 07/579,112 03/03/92 5,092,136 07/640,822 03/03/92 5,092,138 07/550,492 03/03/92 5,092,149 07/674,770 03/03/92 5,092,151 07/459,292 03/03/92 5,092,153 07/499,447 03/03/92 5,092,168 07/585,073 03/03/92 5,092,169 07/569,129 03/03/92 5,092,170 07/520,452 03/03/92 5,092,172 07/544,299 03/03/92 5,092,174 07/423,922 03/03/92 5,092,178 07/345,117 03/03/92 5,092,185 07/489,063 03/03/92 5,092,197 07/567,915 03/03/92 5,092,198 07/631,291 03/03/92 5,092,201 07/581,412 03/03/92 5,092,202 07/517,932 03/03/92 5,092,207 07/558,452 03/03/92 5,092,209 07/516,182 03/03/92 5,092,210 07/463,345 03/03/92 5,092,212 07/556,386 03/03/92 5,092,228 07/608,412 03/03/92 5,092,237 07/540,699 03/03/92 5,092,245 07/553,829 03/03/92 5,092,256 07/562,383 03/03/92 5,092,268 07/621,038 03/03/92 5,092,269 07/713,492 03/03/92 5,092,270 07/632,146 03/03/92 5,092,276 07/688,817 03/03/92 5,092,281 07/384,302 03/03/92 5,092,286 07/681,595 03/03/92 5,092,294 07/684,522 03/03/92 5,092,295 07/662,572 03/03/92 5,092,297 07/646,663 03/03/92 5,092,310 07/355,513 03/03/92 5,092,315 07/539,261 03/03/92 5,092,323 07/545,541 03/03/92 5,092,325 07/547,279 03/03/92 5,092,328 07/631,880 03/03/92 5,092,329 07/527,381 03/03/92 5,092,330 07/436,460 03/03/92 5,092,338 07/483,121 03/03/92 5,092,345 07/408,490 03/03/92 5,092,347 07/495,413 03/03/92 5,092,348 07/500,221 03/03/92 5,092,349 07/669,166 03/03/92 5,092,352 06/561,356 03/03/92 5,092,353 07/543,627 03/03/92 5,092,354 07/711,772 03/03/92 5,092,355 07/530,959 03/03/92 5,092,358 07/705,636 03/03/92 5,092,361 07/488,269 03/03/92 5,092,364 07/717,698 03/03/92 5,092,365 07/670,889 03/03/92 5,092,379 07/635,718 03/03/92 5,092,383 07/032,632 03/03/92 5,092,385 07/718,591 03/03/92 5,092,386 07/387,166 03/03/92 5,092,390 07/576,218 03/03/92 5,092,395 07/433,769 03/03/92 5,092,397 07/502,546 03/03/92 5,092,399 07/519,893 03/03/92 5,092,403 07/506,045 03/03/92 5,092,412 07/620,238 03/03/92 5,092,415 07/597,980 03/03/92 5,092,419 07/414,244 03/03/92 5,092,421 07/435,691 03/03/92 5,092,425 07/502,948 03/03/92 5,092,426 07/539,580 03/03/92 5,092,427 07/727,187 03/03/92 5,092,429 07/493,625 03/03/92 5,092,433 07/557,335 03/03/92 5,092,434 07/648,010 03/03/92 5,092,435 07/543,424 03/03/92 5,092,442 07/661,320 03/03/92 5,092,444 07/636,778 03/03/92 5,092,445 07/583,599 03/03/92 5,092,450 07/516,107 03/03/92 5,092,464 07/686,014 03/03/92 5,092,468 07/710,735 03/03/92 5,092,470 07/467,120 03/03/92 5,092,471 07/608,693 03/03/92 5,092,481 07/561,967 03/03/92 5,092,483 07/650,292 03/03/92 5,092,485 07/666,705 03/03/92 5,092,488 07/667,640 03/03/92 5,092,489 07/635,550 03/03/92 5,092,495 07/668,958 03/03/92 5,092,497 07/572,903 03/03/92 5,092,498 07/568,603 03/03/92 5,092,499 07/616,660 03/03/92 5,092,500 07/651,623 03/03/92 5,092,502 07/580,853 03/03/92 5,092,508 07/613,271 03/03/92 5,092,510 07/616,152 03/03/92 5,092,532 07/509,576 03/03/92 5,092,536 07/522,361 03/03/92 5,092,537 07/524,326 03/03/92 5,092,545 07/520,883 03/03/92 5,092,549 07/520,897 03/03/92 5,092,550 07/076,730 03/03/92 5,092,553 07/675,370 03/03/92 5,092,556 07/497,871 03/03/92 5,092,563 07/588,979 03/03/92 5,092,566 07/565,632 03/03/92 5,092,568 07/495,833 03/03/92 5,092,569 07/761,493 03/03/92 5,092,572 07/593,855 03/03/92 5,092,577 07/509,512 03/03/92 5,092,581 07/546,754 03/03/92 5,092,582 07/732,085 03/03/92 5,092,593 07/663,743 03/03/92 5,092,597 07/638,740 03/03/92 5,092,603 07/706,451 03/03/92 5,092,608 07/648,883 03/03/92 5,092,611 07/548,016 03/03/92 5,092,618 07/351,202 03/03/92 5,092,619 07/466,312 03/03/92 5,092,621 07/483,457 03/03/92 5,092,623 07/566,849 03/03/92 5,092,630 07/654,070 03/03/92 5,092,631 07/722,834 03/03/92 5,092,633 07/643,744 03/03/92 5,092,636 07/592,607 03/03/92 5,092,642 07/585,946 03/03/92 5,092,643 07/604,203 03/03/92 5,092,645 07/362,399 03/03/92 5,092,649 07/703,860 03/03/92 5,092,659 07/540,645 03/03/92 5,092,664 07/314,073 03/03/92 5,092,668 07/541,315 03/03/92 5,092,673 07/647,273 03/03/92 5,092,682 07/642,876 03/03/92 5,092,690 07/590,566 03/03/92 5,092,694 07/637,579 03/03/92 5,092,696 07/631,414 03/03/92 5,092,697 07/590,268 03/03/92 5,092,703 07/496,450 03/03/92 5,092,708 07/675,134 03/03/92 5,092,709 07/579,688 03/03/92 5,092,717 07/674,068 03/03/92 5,092,721 07/621,266 03/03/92 5,092,730 07/558,365 03/03/92 5,092,733 07/506,690 03/03/92 5,092,734 07/524,053 03/03/92 5,092,746 07/492,069 03/03/92 5,092,747 07/609,433 03/03/92 5,092,751 07/604,697 03/03/92 5,092,752 07/514,542 03/03/92 5,092,759 07/614,864 03/03/92 5,092,766 07/627,959 03/03/92 5,092,767 07/667,181 03/03/92 5,092,771 07/616,340 03/03/92 5,092,775 06/927,281 03/03/92 5,092,777 07/513,971 03/03/92 5,092,778 07/685,033 03/03/92 5,092,781 07/610,619 03/03/92 5,092,782 07/648,950 03/03/92 5,092,783 07/700,829 03/03/92 5,092,785 07/660,082 03/03/92 5,092,788 07/620,816 03/03/92 5,092,794 07/632,725 03/03/92 5,092,803 07/661,114 03/03/92 5,092,806 07/396,611 03/03/92 5,092,812 07/675,419 03/03/92 5,092,822 07/654,776 03/03/92 5,092,828 07/593,813 03/03/92 5,092,836 07/495,363 03/03/92 5,092,839 07/414,981 03/03/92 5,092,844 07/507,155 03/03/92 5,092,850 07/619,762 03/03/92 5,092,864 07/516,661 03/03/92 5,092,882 07/518,709 03/03/92 5,092,888 07/524,480 03/03/92 5,092,890 07/459,347 03/03/92 5,092,894 07/479,565 03/03/92 5,092,900 07/665,338 03/03/92 5,092,903 07/584,814 03/03/92 5,092,904 07/525,776 03/03/92 5,092,912 07/619,344 03/03/92 5,092,913 07/616,771 03/03/92 5,092,921 07/603,222 03/03/92 5,092,922 07/472,229 03/03/92 5,092,923 07/623,553 03/03/92 5,092,927 07/528,915 03/03/92 5,092,929 07/394,607 03/03/92 5,092,933 07/673,170 03/03/92 5,092,934 07/498,548 03/03/92 5,092,940 07/494,754 03/03/92 5,092,941 07/432,792 03/03/92 5,092,948 07/292,756 03/03/92 5,092,950 07/563,578 03/03/92 5,092,956 07/311,376 03/03/92 5,092,957 07/441,025 03/03/92 5,092,960 07/440,173 03/03/92 5,092,964 07/305,712 03/03/92 5,092,965 07/702,515 03/03/92 5,092,966 07/678,231 03/03/92 5,092,967 07/716,400 03/03/92 5,092,971 07/326,109 03/03/92 5,092,977 07/565,344 03/03/92 5,092,994 07/694,570 03/03/92 5,092,996 07/656,664 03/03/92 5,093,005 07/705,445 03/03/92 5,093,011 07/626,068 03/03/92 5,093,012 07/578,076 03/03/92 5,093,024 07/449,126 03/03/92 5,093,025 07/497,657 03/03/92 5,093,028 07/422,040 03/03/92 5,093,029 07/392,677 03/03/92 5,093,030 07/674,904 03/03/92 5,093,038 07/472,190 03/03/92 5,093,048 07/390,309 03/03/92 5,093,050 07/437,683 03/03/92 5,093,062 07/563,901 03/03/92 5,093,063 07/446,732 03/03/92 5,093,066 07/608,465 03/03/92 5,093,069 07/545,871 03/03/92 5,093,071 07/407,475 03/03/92 5,093,075 07/584,442 03/03/92 5,093,082 07/242,690 03/03/92 5,093,086 07/289,168 03/03/92 5,093,091 07/286,108 03/03/92 5,093,093 07/458,676 03/03/92 5,093,094 07/754,292 03/03/92 5,093,104 07/395,353 03/03/92 5,093,108 07/452,618 03/03/92 5,093,110 07/400,615 03/03/92 5,093,111 07/667,802 03/03/92 5,093,112 07/442,965 03/03/92 5,093,116 07/360,304 03/03/92 5,093,118 07/406,999 03/03/92 5,093,125 07/587,576 03/03/92 5,093,138 07/573,452 03/03/92 5,093,140 07/434,681 03/03/92 5,093,142 07/409,381 03/03/92 5,093,143 07/642,893 03/03/92 5,093,144 07/467,666 03/03/92 5,093,152 07/536,942 03/03/92 5,093,157 07/583,833 03/03/92 5,093,161 07/588,059 03/03/92 5,093,170 07/542,868 03/03/92 5,093,171 07/319,105 03/03/92 5,093,202 07/561,999 03/03/92 5,093,206 07/490,923 03/03/92 5,093,208 07/642,566 03/03/92 5,093,209 07/368,559 03/03/92 5,093,212 07/445,308 03/03/92 5,093,213 07/640,531 03/03/92 5,093,221 07/740,611 03/03/92 5,093,230 07/365,109 03/03/92 5,093,233 07/514,394 03/03/92 5,093,235 07/414,224 03/03/92 5,093,247 07/477,087 03/03/92 5,093,249 07/524,647 03/03/92 5,093,250 07/237,113 03/03/92 5,093,251 06/866,780 03/03/92 5,093,252 07/515,538 03/03/92 5,093,254 07/468,651 03/03/92 5,093,256 07/314,677 03/03/92 5,093,259 07/216,892 03/03/92 5,093,266 07/316,279 03/03/92 5,093,271 07/124,997 03/03/92 5,093,274 07/636,702 03/03/92 5,093,279 07/653,209 03/03/92 5,093,283 07/701,552 03/03/92 5,093,284 07/355,349 03/03/92 5,093,286 07/626,577 03/03/92 5,093,289 07/311,069 03/03/92 5,093,291 07/580,540 03/03/92 5,093,292 07/615,788 03/03/92 5,093,298 07/560,386 03/03/92 5,093,300 07/203,647 03/03/92 5,093,310 07/648,546 03/03/92 5,093,311 07/178,264 03/03/92 5,093,314 07/211,041 03/03/92 5,093,320 07/462,219 03/03/92 5,093,326 07/369,678 03/03/92 5,093,327 07/730,981 03/03/92 5,093,332 07/603,405 03/03/92 5,093,335 07/469,263 03/03/92 5,093,339 07/393,271 03/03/92 5,093,349 07/597,786 03/03/92 5,093,353 07/532,768 03/03/92 5,093,358 07/563,776 03/03/92 5,093,361 07/485,084 03/03/92 5,093,363 07/567,158 03/03/92 5,093,366 07/691,509 03/03/92 5,093,372 07/488,492 03/03/92 5,093,381 07/490,852 03/03/92 5,093,385 07/454,374 03/03/92 5,093,387 07/454,671 03/03/92 5,093,388 07/329,728 03/03/92 5,093,401 07/449,018 03/03/92 5,093,414 07/707,633 03/03/92 5,093,428 07/450,828 03/03/92 5,093,443 07/540,961 03/03/92 5,093,450 07/448,352 03/03/92 5,093,453 07/449,210 03/03/92 5,093,461 07/474,815 03/03/92 5,093,466 07/481,842 03/03/92 5,093,467 07/369,962 03/03/92 5,093,468 07/577,302 03/03/92 5,093,469 07/400,915 03/03/92 5,093,470 07/745,043 03/03/92 5,093,472 07/465,386 03/03/92 5,093,477 07/449,766 03/03/92 5,093,479 07/257,134 03/03/92 5,093,480 07/499,435 03/03/92 5,093,482 07/754,182 03/03/92 5,093,490 07/449,838 03/03/92 5,093,491 07/466,163 03/03/92 5,093,492 07/563,844 03/03/92 5,093,510 07/622,681 03/03/92 5,093,512 07/424,470 03/03/92 5,093,513 07/146,922 03/03/92 5,093,518 07/463,192 03/03/92 5,093,522 07/581,836 03/03/92 5,093,526 07/537,972 03/03/92 5,093,531 07/347,902 03/03/92 5,093,541 07/356,968 03/03/92 5,093,550 07/506,958 03/03/92 5,093,553 07/709,897 03/03/92 5,093,568 07/627,681 03/03/92 5,093,578 07/638,229 03/03/92 5,093,584 07/681,626 03/03/92 5,093,587 07/598,274 03/03/92 5,093,590 07/469,216 03/03/92 5,093,596 07/602,562 03/03/92 5,093,609 07/415,328 03/03/92 5,093,610 07/478,868 03/03/92 5,093,626 07/522,135 03/03/92 5,093,629 07/631,845 03/03/92 5,093,635 07/683,352 03/03/92 5,093,637 07/631,506 03/03/92 5,093,639 07/585,835 03/03/92 5,093,645 07/563,584 03/03/92 5,093,647 07/593,890 03/03/92 5,093,649 07/573,998 03/03/92 5,093,660 07/544,884 03/03/92 5,093,663 07/270,561 03/03/92 5,093,670 07/554,294 03/03/92 5,093,671 07/602,236 03/03/92 5,093,677 07/662,182 03/03/92 5,093,684 07/537,294 03/03/92 5,093,687 07/732,530 03/03/92 5,093,698 07/654,052 03/03/92 5,093,721 07/550,605 03/03/92 5,093,733 07/360,075 03/03/92 5,093,738 07/677,533 03/03/92 5,093,742 07/554,234 03/03/92 5,093,752 07/478,822 03/03/92 5,093,763 07/729,580 03/03/92 5,093,771 07/461,826 03/03/92 5,093,772 07/461,073 03/03/92 5,093,773 07/420,776 03/03/92 5,093,784 07/563,806 03/03/92 5,093,789 07/461,913 03/03/92 5,093,792 07/359,705 03/03/92 5,093,801 07/549,041 03/03/92 5,093,803 07/289,289 03/03/92 5,093,811 07/742,206 03/03/92 5,093,825 07/364,111 03/03/92 5,093,826 07/415,261 03/03/92 5,093,828 07/494,312 03/03/92 5,093,831 07/362,221 03/03/92 5,093,835 07/510,839 03/03/92 5,093,844 07/480,053 03/03/92 5,093,853 07/578,047 03/03/92 5,093,864 07/485,559 03/03/92 5,093,865 07/558,565 03/03/92 5,093,875 07/578,973 03/03/92 5,093,878 07/735,497 03/03/92 5,093,879 07/542,275 03/03/92 5,093,881 07/596,783 03/03/92 5,093,884 07/714,288 03/03/92 5,093,896 07/583,287 03/03/92 5,093,901 07/252,282 03/03/92 5,093,907 07/412,281 03/03/92 5,093,908 07/339,285 03/03/92 5,093,929 07/686,874 03/03/92 PATENTS WHICH EXPIRED ON March 5, 2000 DUE TO FAILURE TO PAY MAINTENANCE FEES 5,495,620 08/264,575 03/05/96 5,495,624 08/286,549 03/05/96 5,495,625 08/354,467 03/05/96 5,495,628 08/415,255 03/05/96 5,495,629 08/316,030 03/05/96 5,495,630 08/178,059 03/05/96 5,495,636 08/417,296 03/05/96 5,495,639 08/349,797 03/05/96 5,495,643 08/362,543 03/05/96 5,495,644 08/259,490 03/05/96 5,495,651 08/334,045 03/05/96 5,495,653 08/285,631 03/05/96 5,495,656 08/396,871 03/05/96 5,495,675 08/411,510 03/05/96 5,495,676 08/233,116 03/05/96 5,495,681 08/447,858 03/05/96 5,495,682 08/396,711 03/05/96 5,495,685 08/491,029 03/05/96 5,495,687 08/389,766 03/05/96 5,495,688 08/257,503 03/05/96 5,495,689 08/463,252 03/05/96 5,495,691 08/228,036 03/05/96 5,495,696 08/296,033 03/05/96 5,495,703 08/233,077 03/05/96 5,495,713 08/343,250 03/05/96 5,495,722 08/230,963 03/05/96 5,495,725 08/348,934 03/05/96 5,495,729 08/335,477 03/05/96 5,495,730 08/263,046 03/05/96 5,495,732 08/156,815 03/05/96 5,495,734 08/380,387 03/05/96 5,495,748 08/207,026 03/05/96 5,495,751 08/146,118 03/05/96 5,495,767 08/280,847 03/05/96 5,495,770 08/099,522 03/05/96 5,495,779 08/147,551 03/05/96 5,495,792 08/256,325 03/05/96 5,495,794 08/383,933 03/05/96 5,495,796 08/199,436 03/05/96 5,495,800 08/411,582 03/05/96 5,495,801 08/265,166 03/05/96 5,495,807 08/092,745 03/05/96 5,495,808 08/181,039 03/05/96 5,495,812 08/140,181 03/05/96 5,495,818 08/478,956 03/05/96 5,495,825 08/239,905 03/05/96 5,495,830 08/417,347 03/05/96 5,495,834 08/380,663 03/05/96 5,495,844 08/286,228 03/05/96 5,495,845 08/361,144 03/05/96 5,495,847 08/442,998 03/05/96 5,495,856 08/142,373 03/05/96 5,495,857 08/254,600 03/05/96 5,495,862 08/290,135 03/05/96 5,495,865 08/411,493 03/05/96 5,495,866 08/463,284 03/05/96 5,495,870 08/178,738 03/05/96 5,495,877 08/290,411 03/05/96 5,495,884 08/330,116 03/05/96 5,495,893 08/240,271 03/05/96 5,495,894 07/458,712 03/05/96 5,495,903 08/211,686 03/05/96 5,495,910 08/318,316 03/05/96 5,495,911 08/162,179 03/05/96 5,495,913 08/335,682 03/05/96 5,495,916 08/344,872 03/05/96 5,495,918 08/224,022 03/05/96 5,495,925 08/212,962 03/05/96 5,495,927 08/266,814 03/05/96 5,495,932 08/208,644 03/05/96 5,495,938 08/371,281 03/05/96 5,495,941 08/224,812 03/05/96 5,495,943 08/273,106 03/05/96 5,495,954 08/243,846 03/05/96 5,495,966 08/293,371 03/05/96 5,495,967 08/324,715 03/05/96 5,495,968 08/307,009 03/05/96 5,495,971 08/180,744 03/05/96 5,495,982 08/492,582 03/05/96 5,495,988 08/273,458 03/05/96 5,495,989 08/287,244 03/05/96 5,495,993 08/308,445 03/05/96 5,495,999 08/390,553 03/05/96 5,496,001 08/188,566 03/05/96 5,496,005 08/193,429 03/05/96 5,496,006 08/270,603 03/05/96 5,496,014 08/266,487 03/05/96 5,496,015 08/342,384 03/05/96 5,496,024 08/195,284 03/05/96 5,496,028 08/380,567 03/05/96 5,496,029 08/304,936 03/05/96 5,496,030 08/433,710 03/05/96 5,496,031 08/402,305 03/05/96 5,496,033 07/908,850 03/05/96 5,496,038 08/394,272 03/05/96 5,496,042 08/414,211 03/05/96 5,496,043 07/926,502 03/05/96 5,496,049 08/230,255 03/05/96 5,496,062 08/392,633 03/05/96 5,496,063 08/352,962 03/05/96 5,496,076 08/298,252 03/05/96 5,496,083 08/316,901 03/05/96 5,496,085 08/372,448 03/05/96 5,496,086 08/307,115 03/05/96 5,496,104 08/211,890 03/05/96 5,496,110 08/222,682 03/05/96 5,496,123 08/235,860 03/05/96 5,496,132 08/142,320 03/05/96 5,496,135 08/203,427 03/05/96 5,496,141 08/245,605 03/05/96 5,496,147 08/289,948 03/05/96 5,496,160 08/498,021 03/05/96 5,496,162 08/349,266 03/05/96 5,496,163 08/256,700 03/05/96 5,496,171 08/295,491 03/05/96 5,496,174 08/286,031 03/05/96 5,496,176 08/205,450 03/05/96 5,496,197 08/265,315 03/05/96 5,496,202 08/228,040 03/05/96 5,496,204 08/279,230 03/05/96 5,496,214 08/396,667 03/05/96 5,496,217 08/270,553 03/05/96 5,496,234 08/325,357 03/05/96 5,496,237 08/436,888 03/05/96 5,496,239 08/122,789 03/05/96 5,496,241 08/279,911 03/05/96 5,496,244 08/203,015 03/05/96 5,496,246 08/354,469 03/05/96 5,496,249 08/304,305 03/05/96 5,496,250 08/231,927 03/05/96 5,496,253 08/237,642 03/05/96 5,496,256 08/257,773 03/05/96 5,496,257 08/231,334 03/05/96 5,496,270 08/312,479 03/05/96 5,496,285 08/341,816 03/05/96 5,496,306 07/982,022 03/05/96 5,496,310 08/315,866 03/05/96 5,496,319 08/266,917 03/05/96 5,496,329 08/118,500 03/05/96 5,496,342 08/326,021 03/05/96 5,496,355 08/342,592 03/05/96 5,496,367 08/189,123 03/05/96 5,496,374 08/285,994 03/05/96 5,496,381 08/308,707 03/05/96 5,496,411 08/157,116 03/05/96 5,496,412 08/207,147 03/05/96 5,496,413 08/206,740 03/05/96 5,496,441 08/175,119 03/05/96 5,496,449 08/274,903 03/05/96 5,496,458 08/440,148 03/05/96 5,496,461 08/316,107 03/05/96 5,496,467 08/413,878 03/05/96 5,496,468 08/235,333 03/05/96 5,496,471 08/024,224 03/05/96 5,496,484 08/357,344 03/05/96 5,496,494 08/218,213 03/05/96 5,496,513 07/984,199 03/05/96 5,496,526 08/130,080 03/05/96 5,496,528 08/206,224 03/05/96 5,496,533 08/097,403 03/05/96 5,496,551 08/034,621 03/05/96 5,496,553 08/300,927 03/05/96 5,496,555 08/278,444 03/05/96 5,496,557 07/917,058 03/05/96 5,496,560 08/322,420 03/05/96 5,496,565 08/213,341 03/05/96 5,496,571 08/219,133 03/05/96 5,496,574 08/382,364 03/05/96 5,496,581 08/146,110 03/05/96 5,496,583 08/297,400 03/05/96 5,496,585 07/896,413 03/05/96 5,496,587 08/318,496 03/05/96 5,496,590 08/289,271 03/05/96 5,496,604 08/014,250 03/05/96 5,496,609 08/265,760 03/05/96 5,496,612 08/422,788 03/05/96 5,496,632 08/181,422 03/05/96 5,496,633 07/735,701 03/05/96 5,496,637 08/054,281 03/05/96 5,496,639 08/238,102 03/05/96 5,496,671 08/325,093 03/05/96 5,496,674 08/244,712 03/05/96 5,496,700 08/102,933 03/05/96 5,496,705 08/224,195 03/05/96 5,496,733 08/292,746 03/05/96 5,496,793 08/340,513 03/05/96 5,496,795 08/291,702 03/05/96 5,496,796 08/309,979 03/05/96 5,496,798 08/375,504 03/05/96 5,496,802 08/140,183 03/05/96 5,496,813 08/003,997 03/05/96 5,496,815 08/142,144 03/05/96 5,496,819 08/211,948 03/05/96 5,496,822 08/308,500 03/05/96 5,496,823 08/287,794 03/05/96 5,496,829 08/244,330 03/05/96 5,496,844 08/335,833 03/05/96 5,496,854 08/387,785 03/05/96 5,496,855 08/380,464 03/05/96 5,496,857 08/214,828 03/05/96 5,496,861 08/186,408 03/05/96 5,496,864 08/439,898 03/05/96 5,496,868 08/237,101 03/05/96 5,496,872 08/277,069 03/05/96 5,496,874 08/333,561 03/05/96 5,496,877 08/313,115 03/05/96 5,496,878 08/308,991 03/05/96 5,496,911 08/400,193 03/05/96 5,496,915 08/387,568 03/05/96 5,496,918 08/322,976 03/05/96 5,496,921 08/364,146 03/05/96 5,496,955 08/122,805 03/05/96 5,496,960 08/375,692 03/05/96 5,496,962 08/252,110 03/05/96 5,496,967 08/173,519 03/05/96 5,496,970 08/309,375 03/05/96 5,496,973 08/271,846 03/05/96 5,496,975 08/254,782 03/05/96 5,496,976 08/413,692 03/05/96 5,496,981 08/278,385 03/05/96 5,496,986 08/358,170 03/05/96 5,496,987 08/255,450 03/05/96 5,496,991 08/281,522 03/05/96 5,496,992 08/262,967 03/05/96 5,497,000 08/187,028 03/05/96 5,497,001 08/306,865 03/05/96 5,497,010 08/078,281 03/05/96 5,497,015 07/435,987 03/05/96 5,497,024 08/223,501 03/05/96 5,497,048 08/302,469 03/05/96 5,497,050 08/002,603 03/05/96 5,497,056 08/241,146 03/05/96 5,497,057 08/331,446 03/05/96 5,497,066 08/200,436 03/05/96 5,497,067 08/198,468 03/05/96 5,497,075 08/352,727 03/05/96 5,497,090 08/230,503 03/05/96 5,497,092 08/191,167 03/05/96 5,497,099 08/204,255 03/05/96 5,497,106 08/308,854 03/05/96 5,497,110 08/420,493 03/05/96 5,497,111 08/363,431 03/05/96 5,497,118 08/093,824 03/05/96 5,497,135 08/347,314 03/05/96 5,497,149 08/392,026 03/05/96 5,497,150 08/042,828 03/05/96 5,497,185 08/291,888 03/05/96 5,497,188 08/085,779 03/05/96 5,497,200 08/357,750 03/05/96 5,497,228 08/343,100 03/05/96 5,497,235 08/371,810 03/05/96 5,497,258 08/250,182 03/05/96 5,497,259 08/322,336 03/05/96 5,497,282 08/173,535 03/05/96 5,497,294 08/275,938 03/05/96 5,497,295 08/075,996 03/05/96 5,497,296 08/379,008 03/05/96 5,497,300 08/298,228 03/05/96 5,497,307 08/496,007 03/05/96 5,497,315 08/201,856 03/05/96 5,497,316 08/416,511 03/05/96 5,497,320 08/229,272 03/05/96 5,497,325 08/193,552 03/05/96 5,497,332 08/130,437 03/05/96 5,497,337 08/327,252 03/05/96 5,497,342 08/338,159 03/05/96 5,497,347 08/264,090 03/05/96 5,497,353 08/413,411 03/05/96 5,497,368 08/290,346 03/05/96 5,497,370 08/197,535 03/05/96 5,497,373 08/216,104 03/05/96 5,497,374 08/299,634 03/05/96 5,497,375 08/176,818 03/05/96 5,497,393 08/359,186 03/05/96 5,497,399 08/119,979 03/05/96 5,497,403 07/916,084 03/05/96 5,497,420 08/193,410 03/05/96 5,497,425 08/207,282 03/05/96 5,497,428 08/332,891 03/05/96 5,497,452 07/844,345 03/05/96 5,497,453 08/000,957 03/05/96 5,497,454 08/333,252 03/05/96 5,497,455 08/081,408 03/05/96 5,497,466 08/210,093 03/05/96 5,497,474 08/023,370 03/05/96 5,497,479 08/395,617 03/05/96 5,497,486 08/213,795 03/05/96 5,497,487 08/236,900 03/05/96 5,497,495 08/371,889 03/05/96 5,497,498 08/128,494 03/05/96 5,497,506 08/248,493 03/05/96