United States Patent and Trademark Office OG Notices: 28 May 2002
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 3, 2002
DUE TO FAILURE TO PAY MAINTENANCE FEES
Patent Serial Issue
Number Number Date
4,912,780 07/278,550 04/03/90
4,912,781 07/255,625 04/03/90
4,912,785 07/182,385 04/03/90
4,912,787 07/132,927 04/03/90
4,912,809 06/690,603 04/03/90
4,912,816 07/284,209 04/03/90
4,912,818 07/371,361 04/03/90
4,912,823 07/371,470 04/03/90
4,912,827 07/248,452 04/03/90
4,912,837 07/280,401 04/03/90
4,912,838 07/287,862 04/03/90
4,912,857 07/378,856 04/03/90
4,912,859 07/300,493 04/03/90
4,912,882 07/232,832 04/03/90
4,912,892 07/276,214 04/03/90
4,912,895 07/138,105 04/03/90
4,912,897 06/890,184 04/03/90
4,912,900 07/294,038 04/03/90
4,912,901 07/141,554 04/03/90
4,912,926 07/190,259 04/03/90
4,912,937 07/325,143 04/03/90
4,912,939 07/316,848 04/03/90
4,912,943 07/284,421 04/03/90
4,912,944 07/291,179 04/03/90
4,912,949 06/825,252 04/03/90
4,912,954 07/174,405 04/03/90
4,912,958 07/340,374 04/03/90
4,912,959 07/262,739 04/03/90
4,912,970 07/191,269 04/03/90
4,912,971 07/295,562 04/03/90
4,913,017 07/177,471 04/03/90
4,913,022 07/283,720 04/03/90
4,913,049 07/340,498 04/03/90
4,913,051 07/230,184 04/03/90
4,913,062 07/223,783 04/03/90
4,913,064 07/305,279 04/03/90
4,913,072 07/116,841 04/03/90
4,913,073 07/354,955 04/03/90
4,913,084 07/340,277 04/03/90
4,913,088 07/022,598 04/03/90
4,913,089 07/225,779 04/03/90
4,913,090 07/246,742 04/03/90
4,913,092 07/058,116 04/03/90
4,913,093 07/164,400 04/03/90
4,913,094 07/229,471 04/03/90
4,913,102 07/330,307 04/03/90
4,913,113 07/294,762 04/03/90
4,913,118 07/330,592 04/03/90
4,913,130 07/340,530 04/03/90
4,913,131 07/012,073 04/03/90
4,913,132 07/254,312 04/03/90
4,913,135 07/303,111 04/03/90
4,913,143 06/867,728 04/03/90
4,913,152 07/390,495 04/03/90
4,913,156 07/403,067 04/03/90
4,913,163 07/153,269 04/03/90
4,913,167 07/103,896 04/03/90
4,913,168 07/278,060 04/03/90
4,913,170 07/198,003 04/03/90
4,913,174 07/128,778 04/03/90
4,913,176 07/243,449 04/03/90
4,913,179 07/288,996 04/03/90
4,913,180 07/266,885 04/03/90
4,913,184 07/401,183 04/03/90
4,913,215 07/057,804 04/03/90
4,913,217 07/300,125 04/03/90
4,913,218 07/310,320 04/03/90
4,913,224 07/335,842 04/03/90
4,913,243 07/292,461 04/03/90
4,913,250 07/200,033 04/03/90
4,913,254 07/319,146 04/03/90
4,913,256 07/055,463 04/03/90
4,913,258 07/262,026 04/03/90
4,913,262 07/270,801 04/03/90
4,913,263 07/264,843 04/03/90
4,913,270 07/390,027 04/03/90
4,913,274 07/268,954 04/03/90
4,913,291 07/291,722 04/03/90
4,913,294 07/260,074 04/03/90
4,913,295 07/112,939 04/03/90
4,913,297 07/242,784 04/03/90
4,913,299 07/332,623 04/03/90
4,913,300 07/264,944 04/03/90
4,913,314 07/286,828 04/03/90
4,913,323 07/361,752 04/03/90
4,913,324 07/227,880 04/03/90
4,913,325 07/400,777 04/03/90
4,913,328 07/058,588 04/03/90
4,913,329 07/159,899 04/03/90
4,913,330 07/203,502 04/03/90
4,913,331 07/261,074 04/03/90
4,913,335 07/320,513 04/03/90
4,913,336 07/304,784 04/03/90
4,913,353 07/322,184 04/03/90
4,913,359 07/325,644 04/03/90
4,913,361 07/202,683 04/03/90
4,913,363 07/009,252 04/03/90
4,913,369 07/360,857 04/03/90
4,913,394 07/252,156 04/03/90
4,913,395 07/375,455 04/03/90
4,913,411 07/314,244 04/03/90
4,913,418 07/276,347 04/03/90
4,913,420 07/201,055 04/03/90
4,913,426 07/353,210 04/03/90
4,913,440 07/278,660 04/03/90
4,913,446 06/887,908 04/03/90
4,913,447 07/326,281 04/03/90
4,913,455 07/317,282 04/03/90
4,913,464 07/182,204 04/03/90
4,913,466 07/221,647 04/03/90
4,913,467 07/317,647 04/03/90
4,913,469 07/229,321 04/03/90
4,913,471 07/119,159 04/03/90
4,913,476 07/228,066 04/03/90
4,913,488 07/298,425 04/03/90
4,913,492 07/333,387 04/03/90
4,913,495 07/384,539 04/03/90
4,913,504 07/137,747 04/03/90
4,913,506 07/311,218 04/03/90
4,913,509 06/795,296 04/03/90
4,913,511 07/330,743 04/03/90
4,913,513 07/286,007 04/03/90
4,913,521 07/279,022 04/03/90
4,913,529 07/290,471 04/03/90
4,913,530 07/269,316 04/03/90
4,913,545 07/254,286 04/03/90
4,913,550 07/287,544 04/03/90
4,913,551 07/078,856 04/03/90
4,913,560 07/320,448 04/03/90
4,913,577 07/195,150 04/03/90
4,913,580 07/314,387 04/03/90
4,913,585 07/287,869 04/03/90
4,913,589 07/233,153 04/03/90
4,913,590 07/143,139 04/03/90
4,913,593 07/264,050 04/03/90
4,913,601 07/272,443 04/03/90
4,913,612 06/515,146 04/03/90
4,913,631 07/296,227 04/03/90
4,913,641 07/256,913 04/03/90
4,913,645 07/012,867 04/03/90
4,913,646 07/341,966 04/03/90
4,913,652 07/319,902 04/03/90
4,913,653 07/325,744 04/03/90
4,913,654 07/215,287 04/03/90
4,913,656 07/334,939 04/03/90
4,913,657 07/293,295 04/03/90
4,913,663 07/319,489 04/03/90
4,913,673 07/355,132 04/03/90
4,913,676 07/172,251 04/03/90
4,913,682 07/334,064 04/03/90
4,913,684 07/288,258 04/03/90
4,913,697 07/281,458 04/03/90
4,913,709 07/312,146 04/03/90
4,913,711 06/614,393 04/03/90
4,913,713 07/367,467 04/03/90
4,913,714 07/227,331 04/03/90
4,913,722 07/269,819 04/03/90
4,913,733 06/788,621 04/03/90
4,913,750 07/163,432 04/03/90
4,913,751 07/229,596 04/03/90
4,913,756 07/312,027 04/03/90
4,913,763 07/289,233 04/03/90
4,913,765 07/190,442 04/03/90
4,913,776 07/231,902 04/03/90
4,913,779 07/297,858 04/03/90
4,913,780 07/231,383 04/03/90
4,913,792 07/295,599 04/03/90
4,913,798 06/772,618 04/03/90
4,913,801 07/208,202 04/03/90
4,913,807 07/262,632 04/03/90
4,913,808 07/252,065 04/03/90
4,913,823 07/258,034 04/03/90
4,913,824 07/253,355 04/03/90
4,913,828 07/061,063 04/03/90
4,913,841 07/140,972 04/03/90
4,913,852 07/166,122 04/03/90
4,913,864 07/250,420 04/03/90
4,913,867 07/305,891 04/03/90
4,913,881 07/257,088 04/03/90
4,913,883 07/221,971 04/03/90
4,913,887 06/642,717 04/03/90
4,913,889 07/119,602 04/03/90
4,913,898 07/178,320 04/03/90
4,913,902 07/119,351 04/03/90
4,913,903 07/336,555 04/03/90
4,913,904 07/131,958 04/03/90
4,913,907 07/232,411 04/03/90
4,913,911 07/309,381 04/03/90
4,913,914 07/173,124 04/03/90
4,913,917 07/411,680 04/03/90
4,913,923 07/336,634 04/03/90
4,913,925 07/147,559 04/03/90
4,913,935 07/294,342 04/03/90
4,913,938 07/288,928 04/03/90
4,913,943 07/252,012 04/03/90
4,913,946 07/014,810 04/03/90
4,913,948 07/249,177 04/03/90
4,913,960 07/287,089 04/03/90
4,913,961 07/199,815 04/03/90
4,913,964 07/159,121 04/03/90
4,913,981 07/299,627 04/03/90
4,913,988 07/061,185 04/03/90
4,913,993 07/309,934 04/03/90
4,913,994 07/309,989 04/03/90
4,914,000 07/151,813 04/03/90
4,914,005 07/392,756 04/03/90
4,914,019 07/307,266 04/03/90
4,914,020 06/824,450 04/03/90
4,914,028 07/159,792 04/03/90
4,914,029 07/242,243 04/03/90
4,914,032 06/741,850 04/03/90
4,914,037 07/249,256 04/03/90
4,914,046 07/305,590 04/03/90
4,914,050 07/362,653 04/03/90
4,914,067 06/935,599 04/03/90
4,914,069 07/229,406 04/03/90
4,914,076 07/278,509 04/03/90
4,914,085 07/051,598 04/03/90
4,914,095 07/297,228 04/03/90
4,914,097 07/159,277 04/03/90
4,914,099 07/235,557 04/03/90
4,914,102 07/413,901 04/03/90
4,914,110 07/217,211 04/03/90
4,914,118 07/357,144 04/03/90
4,914,129 07/405,372 04/03/90
4,914,130 07/357,150 04/03/90
4,914,132 07/357,372 04/03/90
4,914,134 07/357,391 04/03/90
4,914,135 07/385,116 04/03/90
4,914,140 07/353,818 04/03/90
4,914,142 07/195,864 04/03/90
4,914,152 07/122,738 04/03/90
4,914,153 07/122,235 04/03/90
4,914,162 07/265,172 04/03/90
4,914,167 06/752,013 04/03/90
4,914,173 07/271,096 04/03/90
4,914,176 07/324,867 04/03/90
4,914,179 07/288,901 04/03/90
4,914,188 07/121,827 04/03/90
4,914,193 07/274,619 04/03/90
4,914,195 06/664,686 04/03/90
4,914,196 07/316,127 04/03/90
4,914,197 07/021,655 04/03/90
4,914,198 06/946,842 04/03/90
4,914,200 07/309,935 04/03/90
4,914,224 07/007,612 04/03/90
4,914,229 06/761,695 04/03/90
4,914,231 07/245,425 04/03/90
4,914,242 07/294,694 04/03/90
4,914,245 07/333,496 04/03/90
4,914,252 07/298,240 04/03/90
4,914,256 07/213,801 04/03/90
4,914,258 07/270,622 04/03/90
4,914,259 07/311,838 04/03/90
4,914,261 07/240,204 04/03/90
4,914,270 07/268,770 04/03/90
4,914,271 07/295,381 04/03/90
4,914,276 07/193,725 04/03/90
4,914,285 07/289,873 04/03/90
4,914,290 07/178,123 04/03/90
4,914,293 07/317,465 04/03/90
4,914,308 07/289,872 04/03/90
4,914,310 07/313,394 04/03/90
4,914,313 07/215,231 04/03/90
4,914,325 07/255,831 04/03/90
4,914,326 07/155,541 04/03/90
4,914,329 07/255,707 04/03/90
4,914,341 07/327,752 04/03/90
4,914,345 07/164,145 04/03/90
4,914,349 07/112,490 04/03/90
4,914,366 07/243,803 04/03/90
4,914,368 07/251,569 04/03/90
4,914,379 07/341,561 04/03/90
4,914,382 07/263,079 04/03/90
4,914,385 07/077,934 04/03/90
4,914,391 07/286,985 04/03/90
4,914,396 07/098,972 04/03/90
4,914,411 07/295,704 04/03/90
4,914,413 07/398,232 04/03/90
4,914,414 07/388,855 04/03/90
4,914,415 07/315,376 04/03/90
4,914,424 07/163,334 04/03/90
4,914,434 07/206,172 04/03/90
4,914,466 07/335,870 04/03/90
4,914,473 07/300,917 04/03/90
4,914,476 07/259,907 04/03/90
4,914,487 07/158,804 04/03/90
4,914,488 07/189,179 04/03/90
4,914,496 07/157,584 04/03/90
4,914,497 07/287,653 04/03/90
4,914,520 07/314,633 04/03/90
4,914,522 07/343,917 04/03/90
4,914,525 07/193,277 04/03/90
4,914,531 07/304,890 04/03/90
4,914,537 07/185,654 04/03/90
4,914,538 07/234,250 04/03/90
4,914,539 07/324,205 04/03/90
4,914,540 07/148,717 04/03/90
4,914,541 07/302,610 04/03/90
4,914,543 07/382,303 04/03/90
4,914,558 07/319,327 04/03/90
4,914,559 07/331,094 04/03/90
4,914,566 07/398,383 04/03/90
4,914,572 07/024,759 04/03/90
4,914,575 07/089,988 04/03/90
4,914,576 06/943,980 04/03/90
4,914,583 07/181,024 04/03/90
4,914,590 07/195,237 04/03/90
4,914,596 07/264,731 04/03/90
4,914,619 07/109,366 04/03/90
4,914,628 07/124,429 04/03/90
4,914,634 07/284,038 04/03/90
4,914,639 07/287,709 04/03/90
4,914,644 07/249,619 04/03/90
4,914,654 07/177,497 04/03/90
4,914,660 07/179,420 04/03/90
4,914,670 07/239,120 04/03/90
4,914,676 07/245,216 04/03/90
4,914,694 07/180,369 04/03/90
4,914,696 07/232,265 04/03/90
4,914,712 07/329,182 04/03/90
4,914,715 07/283,182 04/03/90
4,914,716 07/070,236 04/03/90
4,914,729 07/016,071 04/03/90
4,914,740 07/164,764 04/03/90
4,914,747 07/371,765 04/03/90
PATENTS WHICH EXPIRED ON March 29, 2002
DUE TO FAILURE TO PAY MAINTENANCE FEES
Patent Serial Issue
Number Number Date
5,297,293 07/943,314 03/29/94
5,297,296 07/991,761 03/29/94
5,297,297 08/041,864 03/29/94
5,297,314 07/942,911 03/29/94
5,297,315 07/854,010 03/29/94
5,297,329 07/909,496 03/29/94
5,297,332 07/997,728 03/29/94
5,297,334 07/993,545 03/29/94
5,297,348 08/024,292 03/29/94
5,297,350 07/803,795 03/29/94
5,297,355 08/058,169 03/29/94
5,297,360 07/932,801 03/29/94
5,297,370 07/873,288 03/29/94
5,297,371 08/016,877 03/29/94
5,297,372 07/896,477 03/29/94
5,297,373 08/056,258 03/29/94
5,297,374 07/952,093 03/29/94
5,297,375 07/864,549 03/29/94
5,297,395 08/011,222 03/29/94
5,297,414 07/954,769 03/29/94
5,297,423 07/920,616 03/29/94
5,297,425 07/857,555 03/29/94
5,297,429 08/064,848 03/29/94
5,297,432 07/789,935 03/29/94
5,297,433 07/845,999 03/29/94
5,297,434 07/823,677 03/29/94
5,297,435 07/873,760 03/29/94
5,297,437 07/865,971 03/29/94
5,297,439 07/829,087 03/29/94
5,297,446 08/011,532 03/29/94
5,297,450 07/777,370 03/29/94
5,297,452 07/828,915 03/29/94
5,297,469 08/022,152 03/29/94
5,297,471 07/861,829 03/29/94
5,297,482 08/054,693 03/29/94
5,297,484 07/725,293 03/29/94
5,297,488 07/967,016 03/29/94
5,297,489 08/051,940 03/29/94
5,297,491 07/947,399 03/29/94
5,297,492 08/022,894 03/29/94
5,297,496 07/934,506 03/29/94
5,297,497 07/972,548 03/29/94
5,297,499 08/012,586 03/29/94
5,297,504 08/014,787 03/29/94
5,297,505 08/082,857 03/29/94
5,297,507 08/030,292 03/29/94
5,297,510 07/698,829 03/29/94
5,297,512 08/060,655 03/29/94
5,297,526 08/097,625 03/29/94
5,297,527 07/996,955 03/29/94
5,297,530 07/943,827 03/29/94
5,297,531 07/994,291 03/29/94
5,297,535 07/947,921 03/29/94
5,297,538 07/866,862 03/29/94
5,297,552 07/941,254 03/29/94
5,297,555 07/803,313 03/29/94
5,297,557 07/960,959 03/29/94
5,297,559 07/959,797 03/29/94
5,297,561 07/555,573 03/29/94
5,297,564 07/936,767 03/29/94
5,297,565 08/079,396 03/29/94
5,297,567 08/099,653 03/29/94
5,297,569 07/938,888 03/29/94
5,297,572 08/056,790 03/29/94
5,297,578 07/930,735 03/29/94
5,297,581 07/916,521 03/29/94
5,297,583 07/759,371 03/29/94
5,297,584 07/846,159 03/29/94
5,297,588 08/073,278 03/29/94
5,297,594 07/893,335 03/29/94
5,297,596 07/986,584 03/29/94
5,297,601 08/027,150 03/29/94
5,297,605 07/964,062 03/29/94
5,297,609 07/883,661 03/29/94
5,297,610 07/944,758 03/29/94
5,297,612 07/982,417 03/29/94
5,297,613 07/964,619 03/29/94
5,297,615 07/916,015 03/29/94
5,297,618 07/999,260 03/29/94
5,297,622 07/937,835 03/29/94
5,297,628 08/057,132 03/29/94
5,297,633 07/811,209 03/29/94
5,297,652 07/909,304 03/29/94
5,297,653 08/042,729 03/29/94
5,297,654 07/874,712 03/29/94
5,297,656 07/999,166 03/29/94
5,297,658 07/957,496 03/29/94
5,297,659 07/852,137 03/29/94
5,297,661 07/945,973 03/29/94
5,297,663 08/076,354 03/29/94
5,297,665 08/038,255 03/29/94
5,297,675 07/844,766 03/29/94
5,297,676 08/089,230 03/29/94
5,297,678 08/068,813 03/29/94
5,297,683 07/864,651 03/29/94
5,297,694 07/954,003 03/29/94
5,297,696 07/874,161 03/29/94
5,297,699 08/042,613 03/29/94
5,297,705 07/811,993 03/29/94
5,297,706 07/990,664 03/29/94
5,297,716 08/045,956 03/29/94
5,297,717 08/043,458 03/29/94
5,297,727 07/890,448 03/29/94
5,297,732 07/942,064 03/29/94
5,297,741 08/063,771 03/29/94
5,297,743 07/907,719 03/29/94
5,297,757 07/910,594 03/29/94
5,297,762 07/935,160 03/29/94
5,297,764 08/031,783 03/29/94
5,297,766 07/966,293 03/29/94
5,297,770 07/773,600 03/29/94
5,297,771 07/988,979 03/29/94
5,297,777 08/022,123 03/29/94
5,297,784 07/966,638 03/29/94
5,297,788 08/034,899 03/29/94
5,297,795 07/943,498 03/29/94
5,297,811 07/974,880 03/29/94
5,297,816 08/090,893 03/29/94
5,297,829 07/974,771 03/29/94
5,297,830 08/042,885 03/29/94
5,297,836 07/906,799 03/29/94
5,297,838 07/973,828 03/29/94
5,297,840 08/007,136 03/29/94
5,297,842 08/020,703 03/29/94
5,297,846 07/989,209 03/29/94
5,297,847 07/848,485 03/29/94
5,297,853 08/038,327 03/29/94
5,297,861 08/036,542 03/29/94
5,297,862 07/852,136 03/29/94
5,297,864 08/097,194 03/29/94
5,297,865 07/748,647 03/29/94
5,297,870 07/923,609 03/29/94
5,297,872 08/027,014 03/29/94
5,297,873 07/947,321 03/29/94
5,297,874 07/971,228 03/29/94
5,297,882 08/010,345 03/29/94
5,297,886 07/979,159 03/29/94
5,297,897 07/858,979 03/29/94
5,297,900 07/671,852 03/29/94
5,297,905 07/867,110 03/29/94
5,297,909 08/045,185 03/29/94
5,297,916 07/469,256 03/29/94
5,297,917 07/922,500 03/29/94
5,297,920 08/028,554 03/29/94
5,297,921 08/089,404 03/29/94
5,297,922 07/704,088 03/29/94
5,297,923 08/012,928 03/29/94
5,297,926 07/772,371 03/29/94
5,297,930 07/815,028 03/29/94
5,297,933 07/991,278 03/29/94
5,297,936 08/064,938 03/29/94
5,297,939 08/011,810 03/29/94
5,297,943 08/037,762 03/29/94
5,297,945 07/963,136 03/29/94
5,297,953 07/994,999 03/29/94
5,297,954 08/029,692 03/29/94
5,297,960 07/980,346 03/29/94
5,297,964 08/068,215 03/29/94
5,297,973 07/945,816 03/29/94
5,297,975 07/934,862 03/29/94
5,297,977 07/780,125 03/29/94
5,297,983 07/913,068 03/29/94
5,297,987 07/890,808 03/29/94
5,297,994 07/993,046 03/29/94
5,297,997 08/005,240 03/29/94
5,298,001 07/929,979 03/29/94
5,298,002 08/089,804 03/29/94
5,298,003 07/940,036 03/29/94
5,298,004 07/913,226 03/29/94
5,298,012 08/007,046 03/29/94
5,298,013 08/052,517 03/29/94
5,298,015 07/854,765 03/29/94
5,298,016 07/844,232 03/29/94
5,298,031 07/971,703 03/29/94
5,298,032 07/941,581 03/29/94
5,298,034 07/983,365 03/29/94
5,298,036 07/914,178 03/29/94
5,298,040 07/890,207 03/29/94
5,298,051 07/973,449 03/29/94
5,298,053 08/105,274 03/29/94
5,298,064 07/803,345 03/29/94
5,298,069 08/035,827 03/29/94
5,298,079 08/002,228 03/29/94
5,298,082 08/076,332 03/29/94
5,298,084 07/989,609 03/29/94
5,298,087 07/979,456 03/29/94
5,298,096 07/902,412 03/29/94
5,298,098 07/716,839 03/29/94
5,298,100 07/994,282 03/29/94
5,298,104 07/769,931 03/29/94
5,298,106 07/726,489 03/29/94
5,298,113 08/018,436 03/29/94
5,298,116 07/946,492 03/29/94
5,298,123 07/930,398 03/29/94
5,298,126 07/972,004 03/29/94
5,298,129 07/976,118 03/29/94
5,298,130 07/976,117 03/29/94
5,298,132 08/037,159 03/29/94
5,298,135 07/909,409 03/29/94
5,298,139 07/771,345 03/29/94
5,298,140 07/942,180 03/29/94
5,298,141 07/960,398 03/29/94
5,298,148 08/021,528 03/29/94
5,298,154 07/912,536 03/29/94
5,298,155 07/908,635 03/29/94
5,298,159 07/748,448 03/29/94
5,298,162 07/750,520 03/29/94
5,298,164 07/920,781 03/29/94
5,298,167 07/988,660 03/29/94
5,298,169 07/933,227 03/29/94
5,298,183 07/711,481 03/29/94
5,298,185 07/853,179 03/29/94
5,298,186 07/944,136 03/29/94
5,298,188 07/840,311 03/29/94
5,298,190 07/944,512 03/29/94
5,298,194 07/852,141 03/29/94
5,298,196 07/883,997 03/29/94
5,298,197 07/253,635 03/29/94
5,298,200 08/076,688 03/29/94
5,298,205 07/936,762 03/29/94
5,298,207 07/854,534 03/29/94
5,298,209 07/763,600 03/29/94
5,298,212 07/853,404 03/29/94
5,298,213 08/057,155 03/29/94
5,298,219 07/708,204 03/29/94
5,298,224 07/957,643 03/29/94
5,298,226 07/955,787 03/29/94
5,298,233 07/963,306 03/29/94
5,298,244 07/603,133 03/29/94
5,298,247 07/879,606 03/29/94
5,298,250 07/983,572 03/29/94
5,298,256 07/875,072 03/29/94
5,298,270 07/860,463 03/29/94
5,298,275 07/788,783 03/29/94
5,298,291 08/034,843 03/29/94
5,298,295 07/865,324 03/29/94
5,298,307 07/928,042 03/29/94
5,298,312 07/863,582 03/29/94
5,298,313 07/476,050 03/29/94
5,298,322 07/713,066 03/29/94
5,298,324 07/975,207 03/29/94
5,298,327 07/300,202 03/29/94
5,298,329 07/875,224 03/29/94
5,298,337 07/800,220 03/29/94
5,298,352 07/806,919 03/29/94
5,298,363 07/716,462 03/29/94
5,298,367 07/847,125 03/29/94
5,298,378 08/039,571 03/29/94
5,298,380 07/939,289 03/29/94
5,298,386 07/895,922 03/29/94
5,298,393 07/759,808 03/29/94
5,298,396 07/732,114 03/29/94
5,298,397 07/690,971 03/29/94
5,298,399 07/732,242 03/29/94
5,298,407 07/726,607 03/29/94
5,298,410 08/023,182 03/29/94
5,298,416 08/062,162 03/29/94
5,298,417 07/799,752 03/29/94
5,298,425 08/015,373 03/29/94
5,298,454 07/969,685 03/29/94
5,298,456 07/946,757 03/29/94
5,298,461 07/734,561 03/29/94
5,298,465 08/056,981 03/29/94
5,298,477 07/907,312 03/29/94
5,298,478 07/991,030 03/29/94
5,298,481 07/916,315 03/29/94
5,298,484 07/860,721 03/29/94
5,298,503 07/922,992 03/29/94
5,298,528 07/957,435 03/29/94
5,298,532 07/843,562 03/29/94
5,298,535 07/956,149 03/29/94
5,298,547 07/979,320 03/29/94
5,298,555 07/922,885 03/29/94
5,298,560 07/699,742 03/29/94
5,298,567 08/077,696 03/29/94
5,298,583 07/875,167 03/29/94
5,298,584 07/627,470 03/29/94
5,298,589 07/915,487 03/29/94
5,298,591 07/979,098 03/29/94
5,298,593 07/903,260 03/29/94
5,298,594 07/948,128 03/29/94
5,298,597 07/948,173 03/29/94
5,298,598 07/949,221 03/29/94
5,298,609 08/092,023 03/29/94
5,298,613 07/879,644 03/29/94
5,298,615 07/680,829 03/29/94
5,298,616 07/764,511 03/29/94
5,298,623 07/789,748 03/29/94
5,298,635 08/060,969 03/29/94
5,298,641 08/085,509 03/29/94
5,298,649 07/774,237 03/29/94
5,298,650 07/868,914 03/29/94
5,298,654 08/024,650 03/29/94
5,298,656 07/901,200 03/29/94
5,298,658 07/811,771 03/29/94
5,298,659 08/004,349 03/29/94
5,298,668 08/037,884 03/29/94
5,298,669 08/035,851 03/29/94
5,298,679 07/907,083 03/29/94
5,298,682 07/936,360 03/29/94
5,298,685 07/913,086 03/29/94
5,298,692 07/787,225 03/29/94
5,298,695 08/015,065 03/29/94
5,298,697 07/948,255 03/29/94
5,298,699 08/022,586 03/29/94
5,298,704 07/990,869 03/29/94
5,298,707 08/001,312 03/29/94
5,298,708 07/652,018 03/29/94
5,298,712 07/925,174 03/29/94
5,298,713 07/900,986 03/29/94
5,298,715 07/874,666 03/29/94
5,298,722 07/854,977 03/29/94
5,298,723 07/907,542 03/29/94
5,298,724 07/841,582 03/29/94
5,298,725 07/990,910 03/29/94
5,298,730 07/824,285 03/29/94
5,298,732 08/019,270 03/29/94
5,298,755 08/011,635 03/29/94
5,298,756 07/961,661 03/29/94
5,298,760 07/924,496 03/29/94
5,298,766 07/854,910 03/29/94
5,298,773 07/929,600 03/29/94
5,298,775 07/660,817 03/29/94
5,298,783 07/903,781 03/29/94
5,298,784 07/858,835 03/29/94
5,298,790 07/958,462 03/29/94
5,298,795 08/027,569 03/29/94
5,298,796 07/912,956 03/29/94
5,298,802 08/056,798 03/29/94
5,298,804 07/788,275 03/29/94
5,298,819 07/980,044 03/29/94
5,298,820 07/979,288 03/29/94
5,298,822 07/943,363 03/29/94
5,298,826 07/979,286 03/29/94
5,298,830 07/866,773 03/29/94
5,298,833 07/901,755 03/29/94
5,298,835 07/946,819 03/29/94
5,298,842 07/862,673 03/29/94
5,298,850 08/047,061 03/29/94
5,298,863 07/621,040 03/29/94
5,298,867 07/807,144 03/29/94
5,298,868 07/956,983 03/29/94
5,298,872 08/017,824 03/29/94
5,298,879 07/983,742 03/29/94
5,298,880 07/878,501 03/29/94
5,298,886 07/714,678 03/29/94
5,298,891 07/687,134 03/29/94
5,298,893 07/918,145 03/29/94
5,298,897 07/822,595 03/29/94
5,298,898 07/925,696 03/29/94
5,298,908 07/125,832 03/29/94
5,298,911 07/767,570 03/29/94
5,298,919 07/922,804 03/29/94
5,298,920 08/024,835 03/29/94
5,298,938 08/003,326 03/29/94
5,298,939 07/788,146 03/29/94
5,298,940 08/010,535 03/29/94
5,298,951 07/981,549 03/29/94
5,298,953 08/052,979 03/29/94
5,298,962 07/971,793 03/29/94
5,298,963 07/842,073 03/29/94
5,298,964 07/861,223 03/29/94
5,298,967 07/892,026 03/29/94
5,298,968 08/105,000 03/29/94
5,298,969 07/723,853 03/29/94
5,298,992 07/958,403 03/29/94
5,298,994 07/696,247 03/29/94
5,299,012 08/026,267 03/29/94
5,299,013 08/090,569 03/29/94
5,299,014 08/006,140 03/29/94
5,299,024 07/853,802 03/29/94
5,299,028 07/784,350 03/29/94
5,299,034 07/826,807 03/29/94
5,299,042 07/707,813 03/29/94
5,299,044 07/933,795 03/29/94
5,299,049 08/055,016 03/29/94
5,299,055 07/936,843 03/29/94
5,299,058 07/848,977 03/29/94
5,299,060 07/673,983 03/29/94
5,299,077 07/714,939 03/29/94
5,299,087 07/731,593 03/29/94
5,299,088 07/738,185 03/29/94
5,299,098 08/017,241 03/29/94
5,299,102 07/955,601 03/29/94
5,299,106 07/968,433 03/29/94
5,299,107 07/987,693 03/29/94
5,299,118 07/755,164 03/29/94
5,299,122 07/800,866 03/29/94
5,299,123 07/847,869 03/29/94
5,299,136 07/711,466 03/29/94
5,299,146 08/102,508 03/29/94
5,299,156 07/542,689 03/29/94
5,299,160 08/045,149 03/29/94
5,299,169 07/828,262 03/29/94
5,299,180 07/925,253 03/29/94
5,299,196 07/974,654 03/29/94
5,299,197 07/835,150 03/29/94
5,299,202 07/623,855 03/29/94
5,299,209 07/776,781 03/29/94
5,299,219 07/916,439 03/29/94
5,299,220 07/941,832 03/29/94
5,299,223 08/016,985 03/29/94
5,299,229 08/010,723 03/29/94
5,299,241 07/739,439 03/29/94
5,299,242 07/967,504 03/29/94
5,299,243 07/994,322 03/29/94
5,299,253 07/866,060 03/29/94
5,299,255 07/668,244 03/29/94
5,299,264 07/748,267 03/29/94
5,299,271 08/033,082 03/29/94
5,299,276 07/958,975 03/29/94
5,299,278 07/702,414 03/29/94
5,299,283 07/638,722 03/29/94
5,299,284 07/506,243 03/29/94
5,299,290 07/834,969 03/29/94
5,299,297 07/142,896 03/29/94
5,299,298 07/662,159 03/29/94
5,299,302 07/926,140 03/29/94
5,299,312 07/613,400 03/29/94
5,299,315 07/947,013 03/29/94
5,299,316 07/465,169 03/29/94
5,299,319 07/677,079 03/29/94
PATENTS WHICH EXPIRED ON March 31, 2002
DUE TO FAILURE TO PAY MAINTENANCE FEES
Patent Serial Issue
Number Number Date
5,732,412 08/721,355 03/31/98
5,732,418 08/623,200 03/31/98
5,732,420 08/739,522 03/31/98
5,732,424 08/698,334 03/31/98
5,732,430 08/636,640 03/31/98
5,732,431 08/701,488 03/31/98
5,732,442 08/749,421 03/31/98
5,732,450 08/796,354 03/31/98
5,732,452 08/758,763 03/31/98
5,732,454 08/701,401 03/31/98
5,732,457 08/652,059 03/31/98
5,732,461 08/783,568 03/31/98
5,732,462 08/451,375 03/31/98
5,732,475 08/570,445 03/31/98
5,732,477 08/713,142 03/31/98
5,732,481 08/660,866 03/31/98
5,732,482 08/565,892 03/31/98
5,732,487 08/625,977 03/31/98
5,732,489 08/818,356 03/31/98
5,732,490 08/419,211 03/31/98
5,732,493 08/528,190 03/31/98
5,732,497 08/488,775 03/31/98
5,732,499 08/788,592 03/31/98
5,732,500 08/616,823 03/31/98
5,732,503 08/654,092 03/31/98
5,732,511 08/732,697 03/31/98
5,732,514 08/541,795 03/31/98
5,732,515 08/748,561 03/31/98
5,732,518 08/710,004 03/31/98
5,732,526 08/667,585 03/31/98
5,732,527 08/670,555 03/31/98
5,732,530 08/825,966 03/31/98
5,732,535 08/791,544 03/31/98
5,732,541 08/530,061 03/31/98
5,732,544 08/658,061 03/31/98
5,732,549 08/666,969 03/31/98
5,732,566 08/735,611 03/31/98
5,732,574 08/658,754 03/31/98
5,732,576 08/845,527 03/31/98
5,732,588 08/702,475 03/31/98
5,732,600 08/498,951 03/31/98
5,732,605 08/819,302 03/31/98
5,732,609 08/816,493 03/31/98
5,732,610 08/767,207 03/31/98
5,732,611 08/730,491 03/31/98
5,732,615 08/501,695 03/31/98
5,732,617 08/768,603 03/31/98
5,732,619 08/727,588 03/31/98
5,732,624 08/635,734 03/31/98
5,732,641 08/838,028 03/31/98
5,732,646 08/635,927 03/31/98
5,732,648 08/508,955 03/31/98
5,732,649 08/717,818 03/31/98
5,732,652 08/446,448 03/31/98
5,732,656 08/669,400 03/31/98
5,732,658 08/640,811 03/31/98
5,732,660 08/568,610 03/31/98
5,732,673 08/872,012 03/31/98
5,732,679 08/633,632 03/31/98
5,732,707 08/659,542 03/31/98
5,732,709 08/679,463 03/31/98
5,732,710 08/693,660 03/31/98
5,732,716 08/453,020 03/31/98
5,732,717 08/695,451 03/31/98
5,732,728 08/819,401 03/31/98
5,732,729 08/797,491 03/31/98
5,732,731 08/719,505 03/31/98
5,732,739 08/470,264 03/31/98
5,732,740 08/442,517 03/31/98
5,732,743 08/663,799 03/31/98
5,732,744 08/612,731 03/31/98
5,732,752 08/628,002 03/31/98
5,732,753 08/775,730 03/31/98
5,732,757 08/644,379 03/31/98
5,732,759 08/747,440 03/31/98
5,732,779 08/646,205 03/31/98
5,732,787 08/617,637 03/31/98
5,732,792 08/816,518 03/31/98
5,732,793 08/607,292 03/31/98
5,732,794 08/315,954 03/31/98
5,732,808 08/481,468 03/31/98
5,732,812 08/430,371 03/31/98
5,732,826 08/511,235 03/31/98
5,732,828 08/648,453 03/31/98
5,732,844 08/667,454 03/31/98
5,732,857 08/512,720 03/31/98
5,732,860 08/767,946 03/31/98
5,732,863 08/635,374 03/31/98
5,732,864 08/665,479 03/31/98
5,732,865 08/704,323 03/31/98
5,732,867 08/756,563 03/31/98
5,732,875 08/668,096 03/31/98
5,732,876 08/600,589 03/31/98
5,732,877 08/662,884 03/31/98
5,732,881 08/527,641 03/31/98
5,732,886 08/713,919 03/31/98
5,732,889 08/652,263 03/31/98
5,732,895 08/658,650 03/31/98
5,732,896 08/634,647 03/31/98
5,732,903 08/815,970 03/31/98
5,732,904 08/680,606 03/31/98
5,732,910 08/537,444 03/31/98
5,732,913 08/738,456 03/31/98
5,732,915 08/624,602 03/31/98
5,732,920 08/731,673 03/31/98
5,732,921 08/664,737 03/31/98
5,732,923 08/760,874 03/31/98
5,732,925 08/437,849 03/31/98
5,732,926 08/675,106 03/31/98
5,732,936 08/630,863 03/31/98
5,732,941 08/630,666 03/31/98
5,732,945 08/683,497 03/31/98
5,732,948 08/816,293 03/31/98
5,732,951 08/721,185 03/31/98
5,732,952 08/802,057 03/31/98
5,732,957 08/598,983 03/31/98
5,732,958 08/808,954 03/31/98
5,732,959 08/507,227 03/31/98
5,732,966 08/638,438 03/31/98
5,732,970 08/533,555 03/31/98
5,732,973 08/681,161 03/31/98
5,732,975 08/723,782 03/31/98
5,732,976 08/610,207 03/31/98
5,732,977 08/751,260 03/31/98
5,732,986 08/772,585 03/31/98
5,732,987 08/507,288 03/31/98
5,732,997 08/706,827 03/31/98
5,733,000 08/646,026 03/31/98
5,733,005 08/650,517 03/31/98
5,733,010 08/140,252 03/31/98
5,733,016 08/682,941 03/31/98
5,733,020 08/562,251 03/31/98
5,733,022 08/431,915 03/31/98
5,733,025 08/716,979 03/31/98
5,733,026 08/682,614 03/31/98
5,733,031 08/474,720 03/31/98
5,733,034 08/825,707 03/31/98
5,733,035 08/558,890 03/31/98
5,733,037 08/515,690 03/31/98
5,733,038 08/834,546 03/31/98
5,733,042 08/577,384 03/31/98
5,733,045 08/553,510 03/31/98
5,733,049 08/724,609 03/31/98
5,733,060 08/700,378 03/31/98
5,733,063 08/708,924 03/31/98
5,733,070 08/779,089 03/31/98
5,733,077 08/674,562 03/31/98
5,733,080 08/625,633 03/31/98
5,733,087 08/459,411 03/31/98
5,733,090 08/679,172 03/31/98
5,733,099 08/530,029 03/31/98
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