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 December 29, 1999 DUE TO FAILURE TO PAY MAINTENANCE FEES Patent Application Issue Number Number Date 4,715,076 06/788,412 12/29/87 4,715,078 06/708,946 12/29/87 4,715,091 07/029,448 12/29/87 4,715,094 06/869,990 12/29/87 4,715,095 06/946,977 12/29/87 4,715,098 06/897,470 12/29/87 4,715,102 06/925,999 12/29/87 4,715,108 06/836,417 12/29/87 4,715,109 06/744,163 12/29/87 4,715,110 06/888,238 12/29/87 4,715,113 06/881,234 12/29/87 4,715,115 06/847,410 12/29/87 4,715,123 06/885,141 12/29/87 4,715,127 06/820,096 12/29/87 4,715,129 06/824,573 12/29/87 4,715,143 06/794,626 12/29/87 4,715,146 06/894,449 12/29/87 4,715,158 06/872,331 12/29/87 4,715,159 06/916,380 12/29/87 4,715,166 07/001,194 12/29/87 4,715,172 06/886,176 12/29/87 4,715,201 06/870,940 12/29/87 4,715,207 06/875,957 12/29/87 4,715,211 06/874,533 12/29/87 4,715,219 06/891,218 12/29/87 4,715,221 06/893,149 12/29/87 4,715,222 06/938,886 12/29/87 4,715,225 06/759,077 12/29/87 4,715,226 06/896,972 12/29/87 4,715,228 06/900,694 12/29/87 4,715,237 06/848,404 12/29/87 4,715,240 06/770,859 12/29/87 4,715,242 06/829,165 12/29/87 4,715,259 07/034,446 12/29/87 4,715,260 06/945,152 12/29/87 4,715,268 06/817,802 12/29/87 4,715,272 06/834,399 12/29/87 4,715,276 06/915,852 12/29/87 4,715,278 06/879,604 12/29/87 4,715,286 06/802,389 12/29/87 4,715,288 06/857,181 12/29/87 4,715,289 06/868,025 12/29/87 4,715,306 06/848,305 12/29/87 4,715,311 07/033,850 12/29/87 4,715,317 06/787,079 12/29/87 4,715,335 06/710,864 12/29/87 4,715,341 06/309,148 12/29/87 4,715,342 06/813,434 12/29/87 4,715,351 06/900,088 12/29/87 4,715,354 06/862,224 12/29/87 4,715,356 07/004,669 12/29/87 4,715,363 06/912,906 12/29/87 4,715,388 06/746,650 12/29/87 4,715,395 06/880,601 12/29/87 4,715,399 06/665,657 12/29/87 4,715,415 06/944,180 12/29/87 4,715,418 06/744,896 12/29/87 4,715,420 06/873,092 12/29/87 4,715,428 06/876,309 12/29/87 4,715,429 06/874,962 12/29/87 4,715,430 06/923,456 12/29/87 4,715,438 06/880,427 12/29/87 4,715,440 06/885,241 12/29/87 4,715,465 06/820,433 12/29/87 4,715,467 06/713,935 12/29/87 4,715,468 06/945,522 12/29/87 4,715,470 06/841,073 12/29/87 4,715,475 06/884,901 12/29/87 4,715,476 06/913,174 12/29/87 4,715,477 06/887,246 12/29/87 4,715,487 06/928,589 12/29/87 4,715,490 06/853,917 12/29/87 4,715,500 06/881,003 12/29/87 4,715,507 07/046,108 12/29/87 4,715,510 06/834,771 12/29/87 4,715,511 06/909,143 12/29/87 4,715,514 06/851,141 12/29/87 4,715,515 06/884,148 12/29/87 4,715,519 06/856,833 12/29/87 4,715,526 06/932,848 12/29/87 4,715,533 06/846,790 12/29/87 4,715,535 06/856,758 12/29/87 4,715,544 06/924,619 12/29/87 4,715,545 06/828,788 12/29/87 4,715,546 07/017,295 12/29/87 4,715,550 07/026,472 12/29/87 4,715,554 06/850,177 12/29/87 4,715,555 06/933,981 12/29/87 4,715,568 06/893,214 12/29/87 4,715,572 07/031,659 12/29/87 4,715,579 07/014,667 12/29/87 4,715,594 06/827,352 12/29/87 4,715,597 06/841,182 12/29/87 4,715,607 06/830,695 12/29/87 4,715,609 06/804,256 12/29/87 4,715,614 06/631,791 12/29/87 4,715,615 06/632,648 12/29/87 4,715,619 06/818,553 12/29/87 4,715,621 06/872,547 12/29/87 4,715,647 06/916,912 12/29/87 4,715,655 06/801,961 12/29/87 4,715,658 07/020,131 12/29/87 4,715,660 07/006,335 12/29/87 4,715,667 06/873,272 12/29/87 4,715,671 06/743,008 12/29/87 4,715,687 06/945,630 12/29/87 4,715,701 06/888,413 12/29/87 4,715,702 06/920,762 12/29/87 4,715,706 06/920,660 12/29/87 4,715,707 06/847,723 12/29/87 4,715,709 06/727,874 12/29/87 4,715,718 06/748,363 12/29/87 4,715,734 06/915,997 12/29/87 4,715,740 06/924,978 12/29/87 4,715,742 06/840,389 12/29/87 4,715,744 06/941,045 12/29/87 4,715,745 06/858,185 12/29/87 4,715,755 06/852,457 12/29/87 4,715,759 06/682,752 12/29/87 4,715,772 06/853,912 12/29/87 4,715,776 06/801,069 12/29/87 4,715,788 06/450,299 12/29/87 4,715,792 06/848,230 12/29/87 4,715,796 06/842,235 12/29/87 4,715,799 06/856,688 12/29/87 4,715,805 07/028,750 12/29/87 4,715,808 06/866,765 12/29/87 4,715,809 06/811,920 12/29/87 4,715,811 06/882,125 12/29/87 4,715,819 06/898,780 12/29/87 4,715,837 06/891,418 12/29/87 4,715,845 06/888,451 12/29/87 4,715,850 06/679,128 12/29/87 4,715,860 06/768,871 12/29/87 4,715,867 06/848,309 12/29/87 4,715,870 06/915,929 12/29/87 4,715,876 06/878,777 12/29/87 4,715,896 06/892,445 12/29/87 4,715,897 06/862,695 12/29/87 4,715,905 06/833,394 12/29/87 4,715,908 06/864,333 12/29/87 4,715,913 06/858,556 12/29/87 4,715,916 06/778,259 12/29/87 4,715,928 06/909,315 12/29/87 4,715,933 06/776,450 12/29/87 4,715,990 06/821,572 12/29/87 4,715,991 06/848,051 12/29/87 4,715,994 06/927,028 12/29/87 4,716,006 06/855,239 12/29/87 4,716,007 06/559,848 12/29/87 4,716,008 06/696,369 12/29/87 4,716,040 06/685,324 12/29/87 4,716,042 06/874,956 12/29/87 4,716,043 06/718,021 12/29/87 4,716,056 06/945,887 12/29/87 4,716,061 06/810,110 12/29/87 4,716,070 06/845,281 12/29/87 4,716,076 06/743,679 12/29/87 4,716,111 06/696,546 12/29/87 4,716,112 06/829,456 12/29/87 4,716,127 06/852,317 12/29/87 4,716,136 06/811,199 12/29/87 4,716,147 06/844,906 12/29/87 4,716,161 06/719,456 12/29/87 4,716,167 06/823,479 12/29/87 4,716,178 06/879,472 12/29/87 4,716,182 06/891,725 12/29/87 4,716,183 06/801,018 12/29/87 4,716,187 06/712,345 12/29/87 4,716,199 06/847,388 12/29/87 4,716,201 06/846,656 12/29/87 4,716,205 06/787,149 12/29/87 4,716,207 06/903,637 12/29/87 4,716,209 06/824,547 12/29/87 4,716,218 06/819,413 12/29/87 4,716,221 06/842,286 12/29/87 4,716,222 06/720,347 12/29/87 4,716,223 06/837,201 12/29/87 4,716,226 06/791,774 12/29/87 4,716,231 07/043,056 12/29/87 4,716,236 06/805,254 12/29/87 4,716,240 07/011,964 12/29/87 4,716,257 07/029,186 12/29/87 4,716,267 06/751,334 12/29/87 4,716,286 06/844,891 12/29/87 4,716,291 06/733,806 12/29/87 4,716,296 06/371,610 12/29/87 4,716,300 06/881,763 12/29/87 4,716,301 06/849,276 12/29/87 4,716,302 06/945,253 12/29/87 4,716,312 07/047,492 12/29/87 4,716,320 06/876,624 12/29/87 4,716,326 06/864,048 12/29/87 4,716,331 07/025,430 12/29/87 4,716,337 07/000,720 12/29/87 4,716,349 06/645,959 12/29/87 4,716,359 06/930,794 12/29/87 4,716,370 06/778,368 12/29/87 4,716,371 06/757,652 12/29/87 4,716,372 06/908,812 12/29/87 4,716,374 06/874,244 12/29/87 4,716,389 06/920,964 12/29/87 4,716,406 06/725,816 12/29/87 4,716,411 06/859,498 12/29/87 4,716,413 06/826,440 12/29/87 4,716,420 06/923,353 12/29/87 4,716,426 07/010,276 12/29/87 4,716,429 06/945,370 12/29/87 4,716,439 06/854,214 12/29/87 4,716,446 06/872,630 12/29/87 4,716,447 06/904,805 12/29/87 4,716,455 06/840,654 12/29/87 4,716,459 06/912,582 12/29/87 4,716,466 06/738,331 12/29/87 4,716,467 06/706,201 12/29/87 4,716,476 06/817,544 12/29/87 4,716,479 07/028,059 12/29/87 4,716,484 06/619,917 12/29/87 4,716,491 06/806,341 12/29/87 4,716,496 06/861,168 12/29/87 4,716,500 06/789,278 12/29/87 4,716,501 06/921,295 12/29/87 4,716,503 06/652,202 12/29/87 4,716,504 07/025,496 12/29/87 4,716,506 06/907,242 12/29/87 4,716,512 06/903,425 12/29/87 4,716,513 06/890,047 12/29/87 4,716,524 06/719,778 12/29/87 4,716,528 06/825,508 12/29/87 4,716,530 06/704,522 12/29/87 4,716,532 06/838,146 12/29/87 4,716,534 06/666,806 12/29/87 4,716,535 06/727,799 12/29/87 4,716,537 06/592,799 12/29/87 4,716,538 06/687,892 12/29/87 4,716,539 06/687,875 12/29/87 4,716,540 06/751,447 12/29/87 4,716,541 06/637,772 12/29/87 4,716,546 06/890,662 12/29/87 4,716,550 06/882,569 12/29/87 4,716,559 06/900,792 12/29/87 4,716,566 06/767,596 12/29/87 4,716,567 06/827,606 12/29/87 4,716,585 06/720,507 12/29/87 PATENTS WHICH EXPIRED ON December 24, 1999 DUE TO FAILURE TO PAY MAINTENANCE FEES Patent Application Issue Number Number Date 5,073,984 07/587,350 12/24/91 5,073,989 07/416,411 12/24/91 5,073,995 07/594,723 12/24/91 5,074,005 07/524,902 12/24/91 5,074,007 07/466,228 12/24/91 5,074,009 07/461,632 12/24/91 5,074,010 07/409,391 12/24/91 5,074,012 07/701,788 12/24/91 5,074,013 07/587,756 12/24/91 5,074,017 07/454,782 12/24/91 5,074,019 07/447,784 12/24/91 5,074,023 07/552,576 12/24/91 5,074,024 07/223,828 12/24/91 5,074,028 07/575,320 12/24/91 5,074,039 07/604,555 12/24/91 5,074,050 07/138,987 12/24/91 5,074,055 07/506,060 12/24/91 5,074,056 07/574,751 12/24/91 5,074,058 07/415,364 12/24/91 5,074,069 07/674,586 12/24/91 5,074,074 07/606,765 12/24/91 5,074,079 07/550,718 12/24/91 5,074,082 07/456,302 12/24/91 5,074,086 07/493,153 12/24/91 5,074,092 07/387,924 12/24/91 5,074,095 07/452,578 12/24/91 5,074,096 07/531,358 12/24/91 5,074,098 07/563,083 12/24/91 5,074,100 07/652,932 12/24/91 5,074,101 07/496,631 12/24/91 5,074,107 07/605,580 12/24/91 5,074,110 07/600,672 12/24/91 5,074,115 07/589,682 12/24/91 5,074,116 07/460,078 12/24/91 5,074,124 07/572,031 12/24/91 5,074,125 07/582,363 12/24/91 5,074,132 07/567,567 12/24/91 5,074,135 07/234,855 12/24/91 5,074,141 07/428,060 12/24/91 5,074,145 07/623,137 12/24/91 5,074,149 07/675,400 12/24/91 5,074,150 07/380,100 12/24/91 5,074,151 07/555,347 12/24/91 5,074,165 07/658,907 12/24/91 5,074,174 07/550,369 12/24/91 5,074,176 07/640,256 12/24/91 5,074,192 07/348,304 12/24/91 5,074,193 07/368,776 12/24/91 5,074,200 07/360,798 12/24/91 5,074,203 07/595,382 12/24/91 5,074,205 07/579,333 12/24/91 5,074,206 07/667,757 12/24/91 5,074,211 07/496,532 12/24/91 5,074,214 07/652,841 12/24/91 5,074,215 07/551,108 12/24/91 5,074,224 07/593,806 12/24/91 5,074,226 07/656,957 12/24/91 5,074,227 07/548,860 12/24/91 5,074,231 07/639,554 12/24/91 5,074,233 07/621,760 12/24/91 5,074,237 07/598,773 12/24/91 5,074,246 07/490,138 12/24/91 5,074,252 07/553,171 12/24/91 5,074,256 07/469,472 12/24/91 5,074,263 07/474,543 12/24/91 5,074,264 07/652,456 12/24/91 5,074,272 07/449,460 12/24/91 5,074,277 07/702,754 12/24/91 5,074,280 07/668,600 12/24/91 5,074,283 07/565,525 12/24/91 5,074,290 07/547,685 12/24/91 5,074,294 07/369,298 12/24/91 5,074,295 07/388,931 12/24/91 5,074,299 07/402,680 12/24/91 5,074,307 07/488,713 12/24/91 5,074,309 07/444,920 12/24/91 5,074,314 07/511,988 12/24/91 5,074,319 07/511,158 12/24/91 5,074,321 07/414,833 12/24/91 5,074,324 07/729,743 12/24/91 5,074,325 07/481,035 12/24/91 5,074,326 07/616,214 12/24/91 5,074,328 07/667,104 12/24/91 5,074,331 07/691,667 12/24/91 5,074,333 07/586,336 12/24/91 5,074,340 07/527,046 12/24/91 5,074,341 07/596,168 12/24/91 5,074,346 07/460,101 12/24/91 5,074,352 07/538,673 12/24/91 5,074,373 07/503,612 12/24/91 5,074,374 07/561,634 12/24/91 5,074,375 07/565,657 12/24/91 5,074,378 07/636,896 12/24/91 5,074,382 07/444,124 12/24/91 5,074,384 07/494,055 12/24/91 5,074,387 07/495,949 12/24/91 5,074,391 07/432,534 12/24/91 5,074,395 07/472,868 12/24/91 5,074,400 07/528,504 12/24/91 5,074,402 07/633,555 12/24/91 5,074,407 07/499,962 12/24/91 5,074,420 07/505,908 12/24/91 5,074,421 07/557,259 12/24/91 5,074,422 07/585,976 12/24/91 5,074,423 07/685,994 12/24/91 5,074,430 07/478,418 12/24/91 5,074,432 07/557,181 12/24/91 5,074,439 07/612,554 12/24/91 5,074,441 07/411,868 12/24/91 5,074,445 07/574,037 12/24/91 5,074,448 07/661,145 12/24/91 5,074,451 07/453,720 12/24/91 5,074,460 07/602,623 12/24/91 5,074,462 07/713,220 12/24/91 5,074,466 07/464,950 12/24/91 5,074,474 07/231,736 12/24/91 5,074,476 07/475,601 12/24/91 5,074,486 07/542,221 12/24/91 5,074,489 07/415,734 12/24/91 5,074,493 07/632,442 12/24/91 5,074,494 07/598,470 12/24/91 5,074,498 07/694,423 12/24/91 5,074,499 07/437,568 12/24/91 5,074,502 07/511,246 12/24/91 5,074,504 07/622,951 12/24/91 5,074,505 07/531,472 12/24/91 5,074,512 07/445,422 12/24/91 5,074,513 07/597,079 12/24/91 5,074,514 07/441,987 12/24/91 5,074,519 07/612,889 12/24/91 5,074,521 07/505,135 12/24/91 5,074,525 07/612,191 12/24/91 5,074,529 07/579,388 12/24/91 5,074,531 07/465,248 12/24/91 5,074,536 07/638,451 12/24/91 5,074,550 07/548,697 12/24/91 5,074,555 07/341,804 12/24/91 5,074,560 07/584,552 12/24/91 5,074,561 07/570,273 12/24/91 5,074,563 07/626,630 12/24/91 5,074,565 07/665,805 12/24/91 5,074,606 07/598,983 12/24/91 5,074,612 07/615,294 12/24/91 5,074,614 07/658,112 12/24/91 5,074,615 07/607,169 12/24/91 5,074,617 07/189,523 12/24/91 5,074,621 07/443,525 12/24/91 5,074,626 07/510,302 12/24/91 5,074,627 07/552,384 12/24/91 5,074,648 07/462,978 12/24/91 5,074,654 07/570,750 12/24/91 5,074,661 07/212,011 12/24/91 5,074,665 07/454,702 12/24/91 5,074,666 07/475,391 12/24/91 5,074,671 07/612,226 12/24/91 5,074,685 07/675,037 12/24/91 5,074,694 07/607,159 12/24/91 5,074,698 07/642,874 12/24/91 5,074,701 07/661,506 12/24/91 5,074,707 07/199,947 12/24/91 5,074,709 07/471,871 12/24/91 5,074,713 07/607,424 12/24/91 5,074,714 07/567,008 12/24/91 5,074,716 07/573,955 12/24/91 5,074,717 07/543,736 12/24/91 5,074,719 07/619,215 12/24/91 5,074,724 07/661,619 12/24/91 5,074,732 07/511,908 12/24/91 5,074,735 07/579,882 12/24/91 5,074,736 07/631,180 12/24/91 5,074,737 07/569,262 12/24/91 5,074,746 07/602,857 12/24/91 5,074,750 07/461,929 12/24/91 5,074,755 07/436,308 12/24/91 5,074,758 07/276,344 12/24/91 5,074,759 07/493,295 12/24/91 5,074,770 07/400,722 12/24/91 5,074,773 07/507,858 12/24/91 5,074,774 07/557,843 12/24/91 5,074,775 07/582,062 12/24/91 5,074,778 07/611,035 12/24/91 5,074,790 07/436,594 12/24/91 5,074,791 07/552,866 12/24/91 5,074,792 07/487,713 12/24/91 5,074,794 07/603,423 12/24/91 5,074,807 07/621,407 12/24/91 5,074,813 07/573,730 12/24/91 5,074,824 07/529,471 12/24/91 5,074,829 07/600,182 12/24/91 5,074,830 07/671,782 12/24/91 5,074,832 07/531,585 12/24/91 5,074,834 07/596,612 12/24/91 5,074,835 07/518,157 12/24/91 5,074,836 07/562,116 12/24/91 5,074,837 07/478,560 12/24/91 5,074,838 07/535,058 12/24/91 5,074,842 07/555,033 12/24/91 5,074,848 07/556,621 12/24/91 5,074,858 07/470,973 12/24/91 5,074,861 07/539,383 12/24/91 5,074,862 07/362,969 12/24/91 5,074,866 07/598,046 12/24/91 5,074,869 07/540,863 12/24/91 5,074,873 07/423,775 12/24/91 5,074,874 07/587,113 12/24/91 5,074,875 07/432,852 12/24/91 5,074,877 07/583,151 12/24/91 5,074,885 07/576,639 12/24/91 5,074,891 07/386,528 12/24/91 5,074,894 07/649,465 12/24/91 5,074,901 07/334,677 12/24/91 5,074,906 07/566,419 12/24/91 5,074,911 07/544,282 12/24/91 5,074,913 07/632,572 12/24/91 5,074,915 07/463,513 12/24/91 5,074,916 07/525,539 12/24/91 5,074,923 07/498,794 12/24/91 5,074,928 07/617,329 12/24/91 5,074,929 07/399,789 12/24/91 5,074,933 07/384,363 12/24/91 5,074,938 07/528,938 12/24/91 5,074,940 07/716,898 12/24/91 5,074,941 07/624,989 12/24/91 5,074,948 07/477,901 12/24/91 5,074,949 07/570,658 12/24/91 5,074,952 07/372,098 12/24/91 5,074,953 07/395,724 12/24/91 5,074,955 07/568,871 12/24/91 5,074,956 07/571,536 12/24/91 5,074,959 07/476,557 12/24/91 5,074,960 07/606,595 12/24/91 5,074,962 07/623,194 12/24/91 5,074,969 07/666,007 12/24/91 5,074,971 07/483,895 12/24/91 5,074,974 07/535,335 12/24/91 5,074,975 07/564,730 12/24/91 5,074,978 07/483,837 12/24/91 5,074,979 07/540,991 12/24/91 5,074,987 07/469,869 12/24/91 5,074,989 07/639,756 12/24/91 5,074,990 07/543,503 12/24/91 5,075,003 07/521,141 12/24/91 5,075,006 07/620,800 12/24/91 5,075,016 07/259,525 12/24/91 5,075,020 07/667,045 12/24/91 5,075,024 07/274,986 12/24/91 5,075,026 06/866,029 12/24/91 5,075,027 07/536,150 12/24/91 5,075,028 07/435,770 12/24/91 5,075,034 07/404,709 12/24/91 5,075,039 07/531,354 12/24/91 5,075,043 07/402,725 12/24/91 5,075,045 07/614,285 12/24/91 5,075,047 07/542,927 12/24/91 5,075,048 07/558,348 12/24/91 5,075,056 07/448,098 12/24/91 5,075,073 07/649,523 12/24/91 5,075,074 07/529,820 12/24/91 5,075,076 07/464,551 12/24/91 5,075,083 07/416,250 12/24/91 5,075,085 07/521,271 12/24/91 5,075,100 07/242,731 12/24/91 5,075,106 07/622,890 12/24/91 5,075,111 07/343,504 12/24/91 5,075,117 07/602,381 12/24/91 5,075,119 07/551,643 12/24/91 5,075,120 07/708,000 12/24/91 5,075,123 07/658,991 12/24/91 5,075,130 07/618,195 12/24/91 5,075,138 07/599,697 12/24/91 5,075,144 07/499,842 12/24/91 5,075,149 07/475,923 12/24/91 5,075,150 07/607,602 12/24/91 5,075,161 07/326,960 12/24/91 5,075,166 07/487,741 12/24/91 5,075,179 07/448,893 12/24/91 5,075,190 07/560,644 12/24/91 5,075,192 07/453,565 12/24/91 5,075,193 07/662,395 12/24/91 5,075,195 07/565,768 12/24/91 5,075,196 07/581,123 12/24/91 5,075,202 07/581,210 12/24/91 5,075,209 07/567,931 12/24/91 5,075,210 07/455,580 12/24/91 5,075,226 07/581,601 12/24/91 5,075,229 07/205,776 12/24/91 5,075,243 07/677,373 12/24/91 5,075,249 07/331,193 12/24/91 5,075,251 07/404,529 12/24/91 5,075,260 07/500,997 12/24/91 5,075,266 07/381,501 12/24/91 5,075,270 06/872,113 12/24/91 5,075,271 07/609,495 12/24/91 5,075,274 07/493,974 12/24/91 5,075,281 07/292,827 12/24/91 5,075,283 07/321,262 12/24/91 5,075,285 07/363,897 12/24/91 5,075,286 07/339,338 12/24/91 5,075,287 07/485,263 12/24/91 5,075,289 07/203,400 12/24/91 5,075,302 07/491,148 12/24/91 5,075,304 07/353,793 12/24/91 5,075,305 07/672,066 12/24/91 5,075,306 07/570,019 12/24/91 5,075,310 07/370,494 12/24/91 5,075,311 07/460,212 12/24/91 5,075,312 07/411,966 12/24/91 5,075,314 07/500,176 12/24/91 5,075,317 07/369,324 12/24/91 5,075,320 07/429,977 12/24/91 5,075,322 07/613,149 12/24/91 5,075,325 07/540,229 12/24/91 5,075,326 07/513,745 12/24/91 5,075,327 07/270,991 12/24/91 5,075,335 07/495,444 12/24/91 5,075,337 07/385,632 12/24/91 5,075,338 07/420,058 12/24/91 5,075,339 07/531,653 12/24/91 5,075,343 07/437,105 12/24/91 5,075,344 07/703,076 12/24/91 5,075,347 07/300,506 12/24/91 5,075,351 07/582,480 12/24/91 5,075,355 07/407,167 12/24/91 5,075,359 07/422,346 12/24/91 5,075,364 07/481,544 12/24/91 5,075,367 07/625,370 12/24/91 5,075,373 07/302,966 12/24/91 5,075,376 07/461,396 12/24/91 5,075,380 07/566,859 12/24/91 5,075,385 07/626,096 12/24/91 5,075,389 07/655,290 12/24/91 5,075,394 07/534,658 12/24/91 5,075,399 07/613,171 12/24/91 5,075,409 07/520,202 12/24/91 5,075,415 07/436,954 12/24/91 5,075,416 07/647,607 12/24/91 5,075,426 07/546,527 12/24/91 5,075,428 07/377,994 12/24/91 5,075,429 07/419,327 12/24/91 5,075,438 07/523,771 12/24/91 5,075,455 07/401,643 12/24/91 5,075,460 07/447,002 12/24/91 5,075,465 07/258,017 12/24/91 5,075,466 07/694,259 12/24/91 5,075,469 07/550,462 12/24/91 5,075,471 07/595,072 12/24/91 5,075,472 07/589,536 12/24/91 5,075,476 07/529,896 12/24/91 5,075,479 07/702,555 12/24/91 5,075,481 07/572,729 12/24/91 5,075,482 07/572,728 12/24/91 5,075,483 07/572,749 12/24/91 5,075,484 07/572,747 12/24/91 5,075,488 07/066,735 12/24/91 5,075,490 07/241,842 12/24/91 5,075,494 07/514,790 12/24/91 5,075,495 07/530,785 12/24/91 5,075,500 07/694,266 12/24/91 5,075,504 07/539,751 12/24/91 5,075,510 07/631,391 12/24/91 5,075,514 07/567,313 12/24/91 5,075,519 07/550,938 12/24/91 5,075,523 07/577,327 12/24/91 5,075,526 07/300,448 12/24/91 5,075,529 07/469,303 12/24/91 5,075,540 07/566,463 12/24/91 5,075,541 07/578,369 12/24/91 5,075,542 07/519,141 12/24/91 5,075,544 07/531,165 12/24/91 5,075,545 07/262,848 12/24/91 5,075,548 07/551,762 12/24/91 5,075,551 07/666,221 12/24/91 5,075,560 07/584,984 12/24/91 5,075,562 07/584,983 12/24/91 5,075,564 07/484,042 12/24/91 5,075,566 07/628,252 12/24/91 5,075,574 07/541,112 12/24/91 5,075,581 07/557,706 12/24/91 5,075,590 07/548,688 12/24/91 5,075,598 07/421,988 12/24/91 5,075,601 07/514,143 12/24/91 5,075,603 07/270,256 12/24/91 5,075,605 07/607,733 12/24/91 5,075,612 07/610,413 12/24/91 5,075,620 07/546,085 12/24/91 5,075,621 07/285,974 12/24/91 5,075,623 07/508,392 12/24/91 5,075,630 07/617,127 12/24/91 5,075,641 07/622,251 12/24/91 5,075,645 07/564,761 12/24/91 5,075,647 07/524,638 12/24/91 5,075,649 07/480,095 12/24/91 5,075,652 07/370,196 12/24/91 5,075,654 07/619,415 12/24/91 5,075,661 07/477,987 12/24/91 5,075,667 07/443,362 12/24/91 5,075,672 07/544,838 12/24/91 5,075,676 07/450,904 12/24/91 5,075,683 07/365,688 12/24/91 5,075,692 07/642,183 12/24/91 5,075,700 07/584,303 12/24/91 5,075,705 07/628,040 12/24/91 5,075,716 07/621,139 12/24/91 5,075,727 07/584,711 12/24/91 5,075,730 07/661,302 12/24/91 5,075,735 07/625,887 12/24/91 5,075,755 07/638,355 12/24/91 5,075,760 07/532,134 12/24/91 5,075,799 07/379,842 12/24/91 5,075,808 07/428,848 12/24/91 5,075,815 07/519,938 12/24/91 5,075,820 07/563,575 12/24/91 5,075,824 07/516,633 12/24/91 5,075,827 07/606,879 12/24/91 5,075,835 07/642,078 12/24/91 5,075,839 07/504,820 12/24/91 5,075,846 07/414,335 12/24/91 5,075,849 07/292,346 12/24/91 5,075,853 07/627,563 12/24/91 5,075,856 07/383,372 12/24/91 5,075,859 07/476,325 12/24/91 5,075,860 07/592,931 12/24/91 5,075,864 07/414,147 12/24/91 5,075,867 07/290,074 12/24/91 5,075,873 07/465,218 12/24/91 5,075,875 07/512,645 12/24/91 5,075,876 07/362,441 12/24/91 5,075,877 07/535,380 12/24/91 5,075,879 07/420,977 12/24/91 5,075,883 07/637,050 12/24/91 5,075,885 07/287,980 12/24/91 5,075,889 07/439,717 12/24/91 5,075,893 07/626,587 12/24/91 PATENTS WHICH EXPIRED ON December 26, 1999 DUE TO FAILURE TO PAY MAINTENANCE FEES Patent Application Issue Number Number Date 5,477,558 08/397,541 12/26/95 5,477,560 08/296,663 12/26/95 5,477,561 08/323,223 12/26/95 5,477,562 08/332,848 12/26/95 5,477,563 08/140,705 12/26/95 5,477,566 08/384,961 12/26/95 5,477,567 08/227,857 12/26/95 5,477,568 08/390,298 12/26/95 5,477,569 08/375,586 12/26/95 5,477,574 08/190,356 12/26/95 5,477,575 08/327,900 12/26/95 5,477,577 08/248,598 12/26/95 5,477,582 08/391,223 12/26/95 5,477,597 08/048,420 12/26/95 5,477,598 08/192,360 12/26/95 5,477,599 08/228,705 12/26/95 5,477,601 08/320,312 12/26/95 5,477,614 08/373,102 12/26/95 5,477,615 07/991,183 12/26/95 5,477,618 08/237,454 12/26/95 5,477,622 08/297,881 12/26/95 5,477,626 08/268,977 12/26/95 5,477,629 08/184,966 12/26/95 5,477,631 08/059,976 12/26/95 5,477,633 08/163,307 12/26/95 5,477,634 08/285,048 12/26/95 5,477,637 08/328,487 12/26/95 5,477,641 08/087,833 12/26/95 5,477,642 08/168,388 12/26/95 5,477,644 08/222,691 12/26/95 5,477,646 08/180,273 12/26/95 5,477,653 08/309,092 12/26/95 5,477,659 08/236,502 12/26/95 5,477,665 08/294,151 12/26/95 5,477,674 08/354,930 12/26/95 5,477,687 08/339,898 12/26/95 5,477,705 08/233,803 12/26/95 5,477,709 08/202,561 12/26/95 5,477,711 08/134,596 12/26/95 5,477,724 08/273,680 12/26/95 5,477,725 08/211,348 12/26/95 5,477,727 08/185,792 12/26/95 5,477,731 08/248,091 12/26/95 5,477,733 08/387,001 12/26/95 5,477,737 08/248,354 12/26/95 5,477,744 08/123,210 12/26/95 5,477,747 08/320,222 12/26/95 5,477,753 08/380,599 12/26/95 5,477,757 08/301,555 12/26/95 5,477,758 08/312,852 12/26/95 5,477,759 08/341,048 12/26/95 5,477,765 08/217,604 12/26/95 5,477,767 08/165,421 12/26/95 5,477,768 08/263,359 12/26/95 5,477,771 08/103,950 12/26/95 5,477,773 08/255,188 12/26/95 5,477,774 08/314,625 12/26/95 5,477,799 08/294,492 12/26/95 5,477,800 08/363,895 12/26/95 5,477,801 08/364,670 12/26/95 5,477,803 08/268,597 12/26/95 5,477,806 08/210,998 12/26/95 5,477,808 08/203,220 12/26/95 5,477,809 08/264,620 12/26/95 5,477,810 08/272,089 12/26/95 5,477,849 08/251,502 12/26/95 5,477,869 08/247,772 12/26/95 5,477,871 08/224,509 12/26/95 5,477,872 08/334,944 12/26/95 5,477,873 08/302,611 12/26/95 5,477,876 08/192,969 12/26/95 5,477,879 08/208,281 12/26/95 5,477,895 08/275,708 12/26/95 5,477,897 08/243,940 12/26/95 5,477,899 08/344,933 12/26/95 5,477,903 08/252,559 12/26/95 5,477,909 08/158,975 12/26/95 5,477,916 08/394,609 12/26/95 5,477,920 08/410,763 12/26/95 5,477,926 07/928,758 12/26/95 5,477,927 08/186,969 12/26/95 5,477,928 08/237,039 12/26/95 5,477,931 08/163,684 12/26/95 5,477,937 08/262,437 12/26/95 5,477,942 08/321,600 12/26/95 5,477,952 08/029,441 12/26/95 5,477,953 08/148,620 12/26/95 5,477,956 08/232,753 12/26/95 5,477,957 08/196,167 12/26/95 5,477,961 08/270,038 12/26/95 5,477,964 08/364,256 12/26/95 5,477,965 08/211,353 12/26/95 5,477,978 08/237,164 12/26/95 5,477,981 08/231,506 12/26/95 5,477,992 08/216,644 12/26/95 5,477,993 08/215,620 12/26/95 5,477,995 08/161,710 12/26/95 5,478,002 08/262,328 12/26/95 5,478,015 08/264,602 12/26/95 5,478,018 08/310,199 12/26/95 5,478,022 08/175,569 12/26/95 5,478,025 08/287,909 12/26/95 5,478,030 08/266,643 12/26/95 5,478,031 08/128,510 12/26/95 5,478,033 08/229,670 12/26/95 5,478,035 08/169,491 12/26/95 5,478,036 08/240,623 12/26/95 5,478,037 08/262,623 12/26/95 5,478,041 08/163,947 12/26/95 5,478,048 08/258,192 12/26/95 5,478,070 08/391,455 12/26/95 5,478,074 08/244,837 12/26/95 5,478,075 08/266,738 12/26/95 5,478,080 08/346,400 12/26/95 5,478,085 08/388,294 12/26/95 5,478,086 08/409,418 12/26/95 5,478,098 08/076,901 12/26/95 5,478,101 08/267,354 12/26/95 5,478,102 08/443,733 12/26/95 5,478,104 08/236,463 12/26/95 5,478,115 08/291,027 12/26/95 5,478,118 08/072,549 12/26/95 5,478,122 08/306,889 12/26/95 5,478,124 08/385,161 12/26/95 5,478,128 08/342,593 12/26/95 5,478,129 08/139,969 12/26/95 5,478,131 08/421,613 12/26/95 5,478,132 08/228,383 12/26/95 5,478,138 08/287,743 12/26/95 5,478,139 08/066,212 12/26/95 5,478,140 08/151,867 12/26/95 5,478,141 07/956,015 12/26/95 5,478,149 08/431,258 12/26/95 5,478,153 08/269,516 12/26/95 5,478,159 08/311,258 12/26/95 5,478,166 08/194,308 12/26/95 5,478,168 08/186,388 12/26/95 5,478,182 08/067,787 12/26/95 5,478,183 08/274,382 12/26/95 5,478,186 08/244,878 12/26/95 5,478,196 08/163,330 12/26/95 5,478,209 08/273,333 12/26/95 5,478,213 08/204,209 12/26/95 5,478,214 08/193,803 12/26/95 5,478,215 08/337,184 12/26/95 5,478,231 08/249,218 12/26/95 5,478,232 08/216,103 12/26/95 5,478,233 08/290,861 12/26/95 5,478,241 08/124,104 12/26/95 5,478,243 08/238,890 12/26/95 5,478,269 08/385,853 12/26/95 5,478,270 08/187,268 12/26/95 5,478,283 08/271,526 12/26/95 5,478,286 08/371,129 12/26/95 5,478,287 08/047,283 12/26/95 5,478,296 08/449,344 12/26/95 5,478,297 07/445,240 12/26/95 5,478,298 08/394,784 12/26/95 5,478,307 08/266,371 12/26/95 5,478,310 08/216,407 12/26/95 5,478,312 08/116,861 12/26/95 5,478,317 08/254,007 12/26/95 5,478,318 08/285,636 12/26/95 5,478,326 08/246,314 12/26/95 5,478,331 08/241,104 12/26/95 5,478,334 08/268,332 12/26/95 5,478,348 08/218,241 12/26/95 5,478,353 08/276,671 12/26/95 5,478,358 08/230,861 12/26/95 5,478,372 08/385,869 12/26/95 5,478,392 08/264,421 12/26/95 5,478,406 08/054,857 12/26/95 5,478,410 08/405,422 12/26/95 5,478,411 08/260,667 12/26/95 5,478,424 08/209,709 12/26/95 5,478,432 08/357,594 12/26/95 5,478,433 08/264,043 12/26/95 5,478,439 08/075,476 12/26/95 5,478,448 08/270,164 12/26/95 5,478,450 08/364,539 12/26/95 5,478,453 08/206,847 12/26/95 5,478,456 08/130,367 12/26/95 5,478,459 08/272,719 12/26/95 5,478,472 08/235,314 12/26/95 5,478,486 08/154,665 12/26/95 5,478,506 08/341,649 12/26/95 5,478,508 08/143,475 12/26/95 5,478,511 08/226,878 12/26/95 5,478,527 08/342,486 12/26/95 5,478,540 08/231,327 12/26/95 5,478,545 08/222,238 12/26/95 5,478,548 08/191,504 12/26/95 5,478,554 08/307,729 12/26/95 5,478,563 08/345,795 12/26/95 5,478,568 08/230,690 12/26/95 5,478,573 08/353,919 12/26/95 5,478,584 08/388,715 12/26/95 5,478,588 08/249,289 12/26/95 5,478,591 08/439,709 12/26/95 5,478,594 08/113,156 12/26/95 5,478,600 08/392,679 12/26/95 5,478,602 08/417,641 12/26/95 5,478,611 08/244,838 12/26/95 5,478,612 08/275,351 12/26/95 5,478,616 08/073,072 12/26/95 5,478,620 08/203,481 12/26/95 5,478,623 08/336,669 12/26/95 5,478,638 08/275,789 12/26/95 5,478,648 08/377,446 12/26/95 5,478,654 08/239,079 12/26/95 5,478,663 08/216,198 12/26/95 5,478,669 08/244,858 12/26/95 5,478,720 08/218,770 12/26/95 5,478,736 08/297,005 12/26/95 5,478,739 07/965,476 12/26/95 5,478,747 08/016,947 12/26/95 5,478,749 08/139,465 12/26/95 5,478,785 07/433,039 12/26/95 5,478,786 08/376,458 12/26/95 5,478,791 08/221,774 12/26/95 5,478,798 08/220,459 12/26/95 5,478,809 08/174,365 12/26/95 5,478,825 08/261,214 12/26/95 5,478,827 08/269,520 12/26/95 5,478,829 08/211,057 12/26/95 5,478,841 08/185,918 12/26/95 5,478,843 08/277,890 12/26/95 5,478,845 08/247,388 12/26/95 5,478,848 08/188,464 12/26/95 5,478,856 08/256,058 12/26/95 5,478,863 08/021,247 12/26/95 5,478,878 08/117,741 12/26/95 5,478,882 08/239,814 12/26/95 5,478,888 08/212,986 12/26/95 5,478,892 08/295,626 12/26/95 5,478,893 08/102,474 12/26/95 5,478,897 08/228,856 12/26/95 5,478,898 08/247,969 12/26/95 5,478,908 08/340,027 12/26/95 5,478,910 08/397,326 12/26/95 5,478,920 08/093,242 12/26/95 5,478,922 08/272,099 12/26/95 5,478,926 08/145,317 12/26/95 5,478,931 08/150,789 12/26/95 5,478,933 08/225,026 12/26/95 5,478,937 08/377,063 12/26/95 5,478,947 08/282,027 12/26/95 5,478,959 08/318,504 12/26/95 5,478,977 08/227,715 12/26/95 5,478,986 08/229,478 12/26/95 5,479,001 08/278,922 12/26/95 5,479,003 08/051,685 12/26/95 5,479,013 08/295,371 12/26/95 5,479,018 07/348,939 12/26/95 5,479,019 08/266,628 12/26/95 5,479,033 08/250,088 12/26/95 5,479,034 08/386,613 12/26/95 5,479,043 08/162,173 12/26/95 5,479,051 08/125,844 12/26/95 5,479,055 08/136,244 12/26/95 5,479,058 08/229,523 12/26/95 5,479,059 08/110,448 12/26/95 5,479,064 08/365,225 12/26/95 5,479,071 08/056,191 12/26/95 5,479,075 08/383,387 12/26/95 5,479,090 08/158,108 12/26/95 5,479,091 07/989,294 12/26/95 5,479,094 08/427,461 12/26/95 5,479,098 08/033,167 12/26/95 5,479,101 08/271,035 12/26/95 5,479,102 08/229,990 12/26/95 5,479,103 08/183,469 12/26/95 5,479,107 08/331,576 12/26/95 5,479,145 08/303,441 12/26/95 5,479,150 08/235,892 12/26/95 5,479,152 08/308,272 12/26/95 5,479,169 08/255,085 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