			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 24, 2002
		    DUE TO FAILURE TO PAY MAINTENANCE FEES

Patent  	                   Serial                            Issue
Number          	           Number                             Date

4,918,760    			 07/330,125 			  04/24/90
4,918,761    			 07/201,147 			  04/24/90
4,918,767    			 07/357,907 			  04/24/90
4,918,768    			 07/122,051 			  04/24/90
4,918,770    			 07/281,182 			  04/24/90
4,918,773    			 07/285,778 			  04/24/90
4,918,776    			 07/256,789 			  04/24/90
4,918,782    			 07/312,476 			  04/24/90
4,918,787    			 07/299,406 			  04/24/90
4,918,788    			 07/297,260 			  04/24/90
4,918,791    			 07/318,837 			  04/24/90
4,918,796    			 06/725,903 			  04/24/90
4,918,805    			 07/288,521 			  04/24/90
4,918,809    			 07/134,944 			  04/24/90
4,918,823    			 07/214,726 			  04/24/90
4,918,826    			 07/238,324 			  04/24/90
4,918,832    			 07/315,264 			  04/24/90
4,918,838    			 07/228,458 			  04/24/90
4,918,843    			 07/313,278 			  04/24/90
4,918,844    			 07/379,986 			  04/24/90
4,918,851    			 07/365,173 			  04/24/90
4,918,856    			 07/357,048 			  04/24/90
4,918,858    			 07/364,880 			  04/24/90
4,918,864    			 07/246,979 			  04/24/90
4,918,889    			 07/398,744 			  04/24/90
4,918,897    			 07/106,542 			  04/24/90
4,918,907    			 07/146,038 			  04/24/90
4,918,908    			 07/268,304 			  04/24/90
4,918,915    			 07/169,595 			  04/24/90
4,918,922    			 07/345,247 			  04/24/90
4,918,924    			 07/254,025 			  04/24/90
4,918,928    			 07/284,547 			  04/24/90
4,918,934    			 07/247,283 			  04/24/90
4,918,939    			 07/295,482 			  04/24/90
4,918,951    			 07/373,138 			  04/24/90
4,918,966    			 07/396,363 			  04/24/90
4,918,977    			 07/103,478 			  04/24/90
4,918,980    			 07/271,497 			  04/24/90
4,918,982    			 07/299,443 			  04/24/90
4,918,995    			 07/140,714 			  04/24/90
4,918,997    			 07/169,535 			  04/24/90
4,918,998    			 07/267,868 			  04/24/90
4,919,005    			 07/326,725 			  04/24/90
4,919,007    			 06/846,839 			  04/24/90
4,919,012    			 07/317,400 			  04/24/90
4,919,025    			 07/261,306 			  04/24/90
4,919,027    			 07/123,548 			  04/24/90
4,919,037    			 07/162,486 			  04/24/90
4,919,040    			 07/283,505 			  04/24/90
4,919,042    			 07/286,729 			  04/24/90
4,919,046    			 07/285,161 			  04/24/90
4,919,049    			 07/325,566 			  04/24/90
4,919,058    			 07/374,382 			  04/24/90
4,919,063    			 07/318,263 			  04/24/90
4,919,077    			 07/247,443 			  04/24/90
4,919,084    			 07/097,632 			  04/24/90
4,919,097    			 07/288,266 			  04/24/90
4,919,100    			 07/344,270 			  04/24/90
4,919,112    			 07/334,335 			  04/24/90
4,919,115    			 07/405,866 			  04/24/90
4,919,127    			 07/189,714 			  04/24/90
4,919,132    			 07/366,233 			  04/24/90
4,919,141    			 07/140,476 			  04/24/90
4,919,149    			 07/216,351 			  04/24/90
4,919,154    			 07/161,745 			  04/24/90
4,919,159    			 07/212,981 			  04/24/90
4,919,161    			 07/354,454 			  04/24/90
4,919,163    			 07/411,985 			  04/24/90
4,919,168    			 07/264,129 			  04/24/90
4,919,172    			 07/335,119 			  04/24/90
4,919,201    			 07/322,912 			  04/24/90
4,919,209    			 07/297,812 			  04/24/90
4,919,219    			 07/299,227 			  04/24/90
4,919,221    			 07/333,903 			  04/24/90
4,919,223    			 07/328,685 			  04/24/90
4,919,224    			 07/191,974 			  04/24/90
4,919,232    			 07/351,440 			  04/24/90
4,919,234    			 07/269,579 			  04/24/90
4,919,240    			 07/356,722 			  04/24/90
4,919,244    			 07/231,184 			  04/24/90
4,919,245    			 07/367,801 			  04/24/90
4,919,248    			 07/272,417 			  04/24/90
4,919,249    			 07/344,071 			  04/24/90
4,919,257    			 07/378,723 			  04/24/90
4,919,258    			 07/358,082 			  04/24/90
4,919,260    			 07/309,328 			  04/24/90
4,919,273    			 07/306,166 			  04/24/90
4,919,275    			 07/411,686 			  04/24/90
4,919,289    			 07/318,233 			  04/24/90
4,919,295    			 07/396,309 			  04/24/90
4,919,299    			 07/202,832 			  04/24/90
4,919,305    			 07/333,860 			  04/24/90
4,919,318    			 07/182,620 			  04/24/90
4,919,320    			 07/164,818 			  04/24/90
4,919,329    			 07/342,496 			  04/24/90
4,919,343    			 07/412,225 			  04/24/90
4,919,352    			 07/262,453 			  04/24/90
4,919,355    			 07/220,771 			  04/24/90
4,919,362    			 07/360,617 			  04/24/90
4,919,363    			 07/396,126 			  04/24/90
4,919,366    			 07/248,412 			  04/24/90
4,919,371    			 07/264,524 			  04/24/90
4,919,376    			 07/344,865 			  04/24/90
4,919,381    			 07/308,222 			  04/24/90
4,919,383    			 07/330,440 			  04/24/90
4,919,386    			 07/322,558 			  04/24/90
4,919,398    			 06/665,926 			  04/24/90
4,919,399    			 07/335,629 			  04/24/90
4,919,413    			 07/235,209 			  04/24/90
4,919,418    			 07/342,015 			  04/24/90
4,919,439    			 07/106,391 			  04/24/90
4,919,442    			 07/240,715 			  04/24/90
4,919,444    			 07/276,805 			  04/24/90
4,919,445    			 07/315,062 			  04/24/90
4,919,463    			 07/310,349 			  04/24/90
4,919,472    			 07/270,944 			  04/24/90
4,919,473    			 07/119,138 			  04/24/90
4,919,475    			 07/349,738 			  04/24/90
4,919,482    			 07/004,961 			  04/24/90
4,919,483    			 07/367,240 			  04/24/90
4,919,489    			 07/183,953 			  04/24/90
4,919,491    			 07/160,921 			  04/24/90
4,919,494    			 07/343,992 			  04/24/90
4,919,495    			 07/287,307 			  04/24/90
4,919,496    			 07/248,508 			  04/24/90
4,919,504    			 07/353,407 			  04/24/90
4,919,520    			 07/273,238 			  04/24/90
4,919,534    			 07/251,559 			  04/24/90
4,919,536    			 07/203,360 			  04/24/90
4,919,546    			 07/227,669 			  04/24/90
4,919,554    			 07/309,140 			  04/24/90
4,919,574    			 07/331,196 			  04/24/90
4,919,576    			 07/148,678 			  04/24/90
4,919,580    			 07/359,163 			  04/24/90
4,919,590    			 07/376,149 			  04/24/90
4,919,593    			 07/238,439 			  04/24/90
4,919,597    			 07/206,658 			  04/24/90
4,919,601    			 07/310,745 			  04/24/90
4,919,602    			 07/316,654 			  04/24/90
4,919,604    			 07/245,040 			  04/24/90
4,919,606    			 07/287,161 			  04/24/90
4,919,612    			 07/117,565 			  04/24/90
4,919,624    			 07/357,360 			  04/24/90
4,919,630    			 07/371,140 			  04/24/90
4,919,637    			 07/285,655 			  04/24/90
4,919,639    			 07/271,778 			  04/24/90
4,919,644    			 07/263,348 			  04/24/90
4,919,652    			 07/263,705 			  04/24/90
4,919,654    			 07/227,784 			  04/24/90
4,919,659    			 07/136,457 			  04/24/90
4,919,660    			 07/106,862 			  04/24/90
4,919,667    			 07/279,558 			  04/24/90
4,919,674    			 07/145,289 			  04/24/90
4,919,680    			 07/231,233 			  04/24/90
4,919,689    			 07/290,720 			  04/24/90
4,919,691    			 07/338,820 			  04/24/90
4,919,694    			 07/290,342 			  04/24/90
4,919,695    			 07/342,161 			  04/24/90
4,919,710    			 07/157,618 			  04/24/90
4,919,711    			 07/347,114 			  04/24/90
4,919,716    			 07/319,720 			  04/24/90
4,919,720    			 07/213,382 			  04/24/90
4,919,741    			 07/318,737 			  04/24/90
4,919,745    			 07/307,509 			  04/24/90
4,919,747    			 07/271,315 			  04/24/90
4,919,749    			 07/357,481 			  04/24/90
4,919,755    			 07/317,473 			  04/24/90
4,919,757    			 07/236,809 			  04/24/90
4,919,766    			 07/403,671 			  04/24/90
4,919,767    			 07/228,153 			  04/24/90
4,919,768    			 07/410,907 			  04/24/90
4,919,770    			 06/945,065 			  04/24/90
4,919,772    			 07/194,165 			  04/24/90
4,919,781    			 07/268,284 			  04/24/90
4,919,795    			 07/297,552 			  04/24/90
4,919,796    			 07/235,080 			  04/24/90
4,919,801    			 07/141,650 			  04/24/90
4,919,806    			 07/235,503 			  04/24/90
4,919,813    			 07/398,604 			  04/24/90
4,919,818    			 07/319,119 			  04/24/90
4,919,819    			 07/307,536 			  04/24/90
4,919,822    			 07/282,798 			  04/24/90
4,919,824    			 07/213,226 			  04/24/90
4,919,827    			 07/187,637 			  04/24/90
4,919,838    			 07/252,167 			  04/24/90
4,919,839    			 07/313,664 			  04/24/90
4,919,855    			 07/184,515 			  04/24/90
4,919,857    			 07/237,406 			  04/24/90
4,919,865    			 07/117,639 			  04/24/90
4,919,866    			 07/190,650 			  04/24/90
4,919,870    			 07/246,396 			  04/24/90
4,919,872    			 07/311,515 			  04/24/90
4,919,886    			 07/335,631 			  04/24/90
4,919,891    			 07/049,844 			  04/24/90
4,919,892    			 07/369,770 			  04/24/90
4,919,907    			 07/274,621 			  04/24/90
4,919,908    			 07/341,231 			  04/24/90
4,919,910    			 07/233,330 			  04/24/90
4,919,920    			 07/323,974 			  04/24/90
4,919,933    			 07/269,591 			  04/24/90
4,919,939    			 07/216,802 			  04/24/90
4,919,940    			 07/272,095 			  04/24/90
4,919,946    			 07/371,036 			  04/24/90
4,919,948    			 07/300,871 			  04/24/90
4,919,952    			 07/309,903 			  04/24/90
4,919,953    			 07/321,364 			  04/24/90
4,919,960    			 07/248,742 			  04/24/90
4,919,961    			 07/259,745 			  04/24/90
4,919,968    			 07/163,296 			  04/24/90
4,919,971    			 07/248,889 			  04/24/90
4,919,974    			 07/296,263 			  04/24/90
4,919,975    			 07/128,232 			  04/24/90
4,919,986    			 07/363,714 			  04/24/90
4,919,987    			 07/143,934 			  04/24/90
4,919,992    			 07/214,391 			  04/24/90
4,920,010    			 07/239,752 			  04/24/90
4,920,013    			 07/100,231 			  04/24/90
4,920,014    			 07/161,101 			  04/24/90
4,920,025    			 07/328,829 			  04/24/90
4,920,030    			 07/298,855 			  04/24/90
4,920,039    			 07/280,373 			  04/24/90
4,920,040    			 07/278,318 			  04/24/90
4,920,048    			 06/807,483 			  04/24/90
4,920,050    			 07/315,953 			  04/24/90
4,920,055    			 06/825,856 			  04/24/90
4,920,058    			 07/322,796 			  04/24/90
4,920,065    			 07/428,100 			  04/24/90
4,920,068    			 06/847,370 			  04/24/90
4,920,070    			 07/127,042 			  04/24/90
4,920,074    			 07/160,177 			  04/24/90
4,920,075    			 07/004,759 			  04/24/90
4,920,095    			 07/223,640 			  04/24/90
4,920,098    			 07/403,849 			  04/24/90
4,920,116    			 07/283,712 			  04/24/90
4,920,124    			 07/157,777 			  04/24/90
4,920,125    			 07/399,993 			  04/24/90
4,920,148    			 07/369,436 			  04/24/90
4,920,158    			 07/234,726 			  04/24/90
4,920,160    			 07/377,253 			  04/24/90
4,920,167    			 07/269,506 			  04/24/90
4,920,175    			 07/225,119 			  04/24/90
4,920,184    			 07/228,867 			  04/24/90
4,920,185    			 07/302,242 			  04/24/90
4,920,187    			 07/140,663 			  04/24/90
4,920,188    			 07/334,105 			  04/24/90
4,920,190    			 07/209,388 			  04/24/90
4,920,212    			 07/245,404 			  04/24/90
4,920,214    			 06/852,630 			  04/24/90
4,920,217    			 07/245,490 			  04/24/90
4,920,220    			 07/265,645 			  04/24/90
4,920,223    			 07/384,956 			  04/24/90
4,920,226    			 07/358,926 			  04/24/90
4,920,234    			 07/258,769 			  04/24/90
4,920,238    			 07/265,687 			  04/24/90
4,920,242    			 07/251,107 			  04/24/90
4,920,254    			 07/158,579 			  04/24/90
4,920,260    			 07/238,716 			  04/24/90
4,920,285    			 07/274,167 			  04/24/90
4,920,289    			 07/292,970 			  04/24/90
4,920,298    			 07/169,708 			  04/24/90
4,920,311    			 07/263,486 			  04/24/90
4,920,314    			 07/164,496 			  04/24/90
4,920,315    			 07/088,680 			  04/24/90
4,920,317    			 07/301,523 			  04/24/90
4,920,320    			 07/285,997 			  04/24/90
4,920,323    			 07/289,895 			  04/24/90
4,920,324    			 07/190,424 			  04/24/90
4,920,326    			 07/301,687 			  04/24/90
4,920,329    			 07/406,661 			  04/24/90
4,920,341    			 07/282,806 			  04/24/90
4,920,346    			 07/373,955 			  04/24/90
4,920,353    			 07/213,290 			  04/24/90
4,920,359    			 07/376,213 			  04/24/90
4,920,367    			 07/280,305 			  04/24/90
4,920,399    			 07/418,962 			  04/24/90
4,920,402    			 07/251,768 			  04/24/90
4,920,414    			 07/250,019 			  04/24/90
4,920,415    			 07/325,844 			  04/24/90
4,920,417    			 07/313,073 			  04/24/90
4,920,430    			 07/353,850 			  04/24/90
4,920,454    			 07/217,146 			  04/24/90
4,920,462    			 07/164,881 			  04/24/90
4,920,469    			 07/265,940 			  04/24/90
4,920,483    			 06/798,665 			  04/24/90
4,920,488    			 07/372,188 			  04/24/90
4,920,504    			 06/908,432 			  04/24/90
4,920,511    			 07/130,814 			  04/24/90
4,920,512    			 07/213,106 			  04/24/90
4,920,514    			 07/181,041 			  04/24/90
4,920,527    			 07/141,394 			  04/24/90
4,920,533    			 07/262,802 			  04/24/90
4,920,539    			 07/209,285 			  04/24/90
4,920,540    			 07/018,629 			  04/24/90
4,920,543    			 07/198,459 			  04/24/90
4,920,554    			 07/263,898 			  04/24/90
4,920,555    			 07/249,825 			  04/24/90
4,920,557    			 07/243,751 			  04/24/90
4,920,560    			 07/156,888 			  04/24/90
4,920,561    			 07/263,716 			  04/24/90
4,920,565    			 07/220,190 			  04/24/90
4,920,566    			 07/305,434 			  04/24/90
4,920,574    			 07/079,876 			  04/24/90

		    PATENTS WHICH EXPIRED ON April 19, 2002
		    DUE TO FAILURE TO PAY MAINTENANCE FEES

Patent  	                   Serial                            Issue
Number          	           Number                             Date

5,303,425    			 08/117,781 			  04/19/94
5,303,426    			 08/048,294 			  04/19/94
5,303,428    			 08/026,875 			  04/19/94
5,303,441    			 07/856,952 			  04/19/94
5,303,449    			 07/940,064 			  04/19/94
5,303,451    			 07/952,972 			  04/19/94
5,303,452    			 07/894,945 			  04/19/94
5,303,458    			 07/861,420 			  04/19/94
5,303,460    			 07/966,874 			  04/19/94
5,303,465    			 08/049,454 			  04/19/94
5,303,466    			 07/855,243 			  04/19/94
5,303,467    			 08/063,304 			  04/19/94
5,303,469    			 08/046,139 			  04/19/94
5,303,470    			 07/908,334 			  04/19/94
5,303,475    			 07/935,691 			  04/19/94
5,303,478    			 07/851,576 			  04/19/94
5,303,479    			 07/877,548 			  04/19/94
5,303,485    			 08/013,839 			  04/19/94
5,303,493    			 07/983,501 			  04/19/94
5,303,494    			 07/947,511 			  04/19/94
5,303,496    			 08/005,677 			  04/19/94
5,303,498    			 07/842,172 			  04/19/94
5,303,505    			 07/661,912 			  04/19/94
5,303,514    			 08/099,393 			  04/19/94
5,303,518    			 08/015,166 			  04/19/94
5,303,521    			 07/867,815 			  04/19/94
5,303,523    			 07/855,245 			  04/19/94
5,303,524    			 07/848,666 			  04/19/94
5,303,529    			 07/543,723 			  04/19/94
5,303,532    			 07/920,777 			  04/19/94
5,303,534    			 08/023,787 			  04/19/94
5,303,536    			 07/924,296 			  04/19/94
5,303,538    			 07/958,540 			  04/19/94
5,303,548    			 07/957,037 			  04/19/94
5,303,555    			 07/969,709 			  04/19/94
5,303,561    			 07/961,139 			  04/19/94
5,303,562    			 08/008,525 			  04/19/94
5,303,578    			 07/867,665 			  04/19/94
5,303,585    			 07/785,792 			  04/19/94
5,303,586    			 08/007,672 			  04/19/94
5,303,588    			 07/623,925 			  04/19/94
5,303,596    			 08/065,151 			  04/19/94
5,303,599    			 07/922,032 			  04/19/94
5,303,602    			 07/850,760 			  04/19/94
5,303,604    			 07/952,038 			  04/19/94
5,303,608    			 08/046,899 			  04/19/94
5,303,610    			 07/868,928 			  04/19/94
5,303,614    			 07/952,402 			  04/19/94
5,303,615    			 08/032,568 			  04/19/94
5,303,622    			 07/474,750 			  04/19/94
5,303,623    			 07/813,077 			  04/19/94
5,303,624    			 07/860,000 			  04/19/94
5,303,625    			 07/922,228 			  04/19/94
5,303,645    			 07/883,176 			  04/19/94
5,303,646    			 08/007,616 			  04/19/94
5,303,649    			 07/926,702 			  04/19/94
5,303,650    			 07/932,582 			  04/19/94
5,303,653    			 06/917,757 			  04/19/94
5,303,662    			 07/660,137 			  04/19/94
5,303,670    			 07/771,427 			  04/19/94
5,303,673    			 07/989,839 			  04/19/94
5,303,678    			 07/966,552 			  04/19/94
5,303,685    			 07/857,567 			  04/19/94
5,303,689    			 07/977,906 			  04/19/94
5,303,691    			 07/941,782 			  04/19/94
5,303,693    			 07/977,454 			  04/19/94
5,303,701    			 07/952,683 			  04/19/94
5,303,703    			 07/771,414 			  04/19/94
5,303,711    			 07/727,074 			  04/19/94
5,303,716    			 07/974,980 			  04/19/94
5,303,718    			 07/821,095 			  04/19/94
5,303,724    			 07/919,272 			  04/19/94
5,303,725    			 08/019,036 			  04/19/94
5,303,729    			 08/032,974 			  04/19/94
5,303,733    			 08/014,843 			  04/19/94
5,303,736    			 07/855,435 			  04/19/94
5,303,738    			 08/051,154 			  04/19/94
5,303,741    			 07/821,755 			  04/19/94
5,303,744    			 07/929,684 			  04/19/94
5,303,747    			 08/021,154 			  04/19/94
5,303,748    			 07/000,122 			  04/19/94
5,303,750    			 08/110,353 			  04/19/94
5,303,751    			 07/772,086 			  04/19/94
5,303,765    			 07/916,100 			  04/19/94
5,303,766    			 07/851,396 			  04/19/94
5,303,779    			 07/969,380 			  04/19/94
5,303,780    			 07/699,658 			  04/19/94
5,303,784    			 07/878,474 			  04/19/94
5,303,790    			 07/892,236 			  04/19/94
5,303,794    			 07/808,834 			  04/19/94
5,303,806    			 08/037,533 			  04/19/94
5,303,807    			 07/793,371 			  04/19/94
5,303,809    			 07/917,132 			  04/19/94
5,303,813    			 07/958,900 			  04/19/94
5,303,814    			 08/059,849 			  04/19/94
5,303,819    			 08/018,639 			  04/19/94
5,303,825    			 08/003,155 			  04/19/94
5,303,831    			 08/107,887 			  04/19/94
5,303,840    			 07/717,686 			  04/19/94
5,303,842    			 07/917,312 			  04/19/94
5,303,844    			 07/876,075 			  04/19/94
5,303,845    			 07/927,597 			  04/19/94
5,303,852    			 07/993,076 			  04/19/94
5,303,858    			 08/016,101 			  04/19/94
5,303,862    			 07/999,440 			  04/19/94
5,303,863    			 07/771,311 			  04/19/94
5,303,877    			 07/876,443 			  04/19/94
5,303,879    			 08/009,246 			  04/19/94
5,303,881    			 07/933,089 			  04/19/94
5,303,883    			 08/094,671 			  04/19/94
5,303,888    			 08/016,512 			  04/19/94
5,303,898    			 08/032,095 			  04/19/94
5,303,903    			 07/991,624 			  04/19/94
5,303,905    			 07/948,589 			  04/19/94
5,303,910    			 07/943,334 			  04/19/94
5,303,915    			 07/960,368 			  04/19/94
5,303,918    			 07/998,028 			  04/19/94
5,303,919    			 07/910,122 			  04/19/94
5,303,925    			 07/997,555 			  04/19/94
5,303,927    			 07/966,000 			  04/19/94
5,303,948    			 07/824,164 			  04/19/94
5,303,961    			 08/044,982 			  04/19/94
5,303,965    			 07/933,253 			  04/19/94
5,303,968    			 08/023,349 			  04/19/94
5,303,971    			 07/876,868 			  04/19/94
5,303,973    			 08/082,521 			  04/19/94
5,303,976    			 07/933,021 			  04/19/94
5,303,980    			 08/092,389 			  04/19/94
5,303,989    			 08/106,774 			  04/19/94
5,303,990    			 08/040,658 			  04/19/94
5,303,996    			 07/633,567 			  04/19/94
5,303,997    			 07/956,959 			  04/19/94
5,303,999    			 07/803,642 			  04/19/94
5,304,009    			 08/027,640 			  04/19/94
5,304,013    			 07/911,721 			  04/19/94
5,304,016    			 08/014,166 			  04/19/94
5,304,019    			 08/061,862 			  04/19/94
5,304,029    			 07/972,613 			  04/19/94
5,304,032    			 07/733,559 			  04/19/94
5,304,042    			 08/043,282 			  04/19/94
5,304,043    			 07/967,810 			  04/19/94
5,304,046    			 08/076,237 			  04/19/94
5,304,054    			 07/967,959 			  04/19/94
5,304,056    			 07/919,353 			  04/19/94
5,304,059    			 08/079,071 			  04/19/94
5,304,070    			 07/981,675 			  04/19/94
5,304,074    			 08/056,106 			  04/19/94
5,304,076    			 07/873,099 			  04/19/94
5,304,082    			 08/089,728 			  04/19/94
5,304,086    			 07/899,012 			  04/19/94
5,304,097    			 08/005,957 			  04/19/94
5,304,103    			 07/989,269 			  04/19/94
5,304,104    			 08/074,382 			  04/19/94
5,304,125    			 08/035,916 			  04/19/94
5,304,137    			 08/059,325 			  04/19/94
5,304,142    			 07/925,092 			  04/19/94
5,304,145    			 08/027,434 			  04/19/94
5,304,147    			 07/972,612 			  04/19/94
5,304,148    			 07/822,621 			  04/19/94
5,304,151    			 08/051,020 			  04/19/94
5,304,157    			 08/032,320 			  04/19/94
5,304,168    			 08/000,021 			  04/19/94
5,304,170    			 08/031,242 			  04/19/94
5,304,211    			 07/796,713 			  04/19/94
5,304,215    			 07/995,509 			  04/19/94
5,304,224    			 07/955,329 			  04/19/94
5,304,227    			 08/053,517 			  04/19/94
5,304,229    			 07/757,133 			  04/19/94
5,304,234    			 07/937,107 			  04/19/94
5,304,238    			 07/832,363 			  04/19/94
5,304,241    			 07/896,843 			  04/19/94
5,304,243    			 07/984,735 			  04/19/94
5,304,249    			 07/899,023 			  04/19/94
5,304,252    			 07/936,789 			  04/19/94
5,304,253    			 07/842,002 			  04/19/94
5,304,255    			 08/000,955 			  04/19/94
5,304,264    			 07/787,836 			  04/19/94
5,304,265    			 07/841,960 			  04/19/94
5,304,266    			 07/971,361 			  04/19/94
5,304,268    			 07/887,799 			  04/19/94
5,304,270    			 07/966,977 			  04/19/94
5,304,272    			 07/743,548 			  04/19/94
5,304,278    			 07/935,661 			  04/19/94
5,304,284    			 07/785,445 			  04/19/94
5,304,295    			 07/738,791 			  04/19/94
5,304,304    			 07/949,868 			  04/19/94
5,304,308    			 08/053,018 			  04/19/94
5,304,316    			 07/946,777 			  04/19/94
5,304,325    			 07/791,420 			  04/19/94
5,304,328    			 08/009,525 			  04/19/94
5,304,329    			 07/980,003 			  04/19/94
5,304,335    			 07/836,852 			  04/19/94
5,304,339    			 07/804,759 			  04/19/94
5,304,355    			 07/941,805 			  04/19/94
5,304,360    			 07/769,803 			  04/19/94
5,304,366    			 07/814,721 			  04/19/94
5,304,367    			 07/614,434 			  04/19/94
5,304,370    			 07/895,951 			  04/19/94
5,304,375    			 07/695,854 			  04/19/94
5,304,378    			 07/736,143 			  04/19/94
5,304,382    			 07/835,935 			  04/19/94
5,304,389    			 07/985,956 			  04/19/94
5,304,396    			 07/927,977 			  04/19/94
5,304,397    			 07/131,480 			  04/19/94
5,304,403    			 07/941,277 			  04/19/94
5,304,413    			 07/875,462 			  04/19/94
5,304,421    			 07/845,968 			  04/19/94
5,304,425    			 07/853,898 			  04/19/94
5,304,427    			 07/907,949 			  04/19/94
5,304,433    			 07/952,358 			  04/19/94
5,304,438    			 07/915,388 			  04/19/94
5,304,439    			 08/006,471 			  04/19/94
5,304,443    			 07/933,370 			  04/19/94
5,304,446    			 07/871,546 			  04/19/94
5,304,447    			 07/834,055 			  04/19/94
5,304,448    			 07/898,669 			  04/19/94
5,304,451    			 07/812,660 			  04/19/94
5,304,456    			 07/827,423 			  04/19/94
5,304,458    			 07/941,486 			  04/19/94
5,304,474    			 07/684,010 			  04/19/94
5,304,479    			 07/803,057 			  04/19/94
5,304,507    			 08/004,304 			  04/19/94
5,304,517    			 08/011,577 			  04/19/94
5,304,518    			 07/717,275 			  04/19/94
5,304,520    			 07/931,184 			  04/19/94
5,304,528    			 08/022,413 			  04/19/94
5,304,530    			 08/005,284 			  04/19/94
5,304,534    			 07/432,938 			  04/19/94
5,304,536    			 07/725,147 			  04/19/94
5,304,541    			 07/669,171 			  04/19/94
5,304,544    			 07/862,335 			  04/19/94
5,304,555    			 07/600,171 			  04/19/94
5,304,556    			 07/993,044 			  04/19/94
5,304,557    			 07/854,984 			  04/19/94
5,304,562    			 07/954,081 			  04/19/94
5,304,563    			 07/967,881 			  04/19/94
5,304,570    			 07/378,036 			  04/19/94
5,304,576    			 07/930,071 			  04/19/94
5,304,578    			 08/027,691 			  04/19/94
5,304,589    			 07/643,723 			  04/19/94
5,304,602    			 07/182,489 			  04/19/94
5,304,609    			 07/967,662 			  04/19/94
5,304,612    			 07/812,058 			  04/19/94
5,304,621    			 07/938,212 			  04/19/94
5,304,622    			 07/998,626 			  04/19/94
5,304,628    			 07/924,748 			  04/19/94
5,304,629    			 08/113,472 			  04/19/94
5,304,630    			 08/113,474 			  04/19/94
5,304,631    			 07/464,932 			  04/19/94
5,304,639    			 07/890,520 			  04/19/94
5,304,646    			 08/050,987 			  04/19/94
5,304,649    			 08/001,921 			  04/19/94
5,304,652    			 08/057,073 			  04/19/94
5,304,659    			 08/057,806 			  04/19/94
5,304,660    			 07/867,708 			  04/19/94
5,304,663    			 08/120,789 			  04/19/94
5,304,684    			 08/086,896 			  04/19/94
5,304,685    			 08/037,881 			  04/19/94
5,304,694    			 07/883,638 			  04/19/94
5,304,698    			 07/927,753 			  04/19/94
5,304,705    			 07/911,467 			  04/19/94
5,304,711    			 07/889,430 			  04/19/94
5,304,724    			 07/837,759 			  04/19/94
5,304,725    			 07/911,264 			  04/19/94
5,304,730    			 07/753,738 			  04/19/94
5,304,736    			 07/915,656 			  04/19/94
5,304,739    			 07/810,252 			  04/19/94
5,304,744    			 08/018,791 			  04/19/94
5,304,745    			 07/985,634 			  04/19/94
5,304,749    			 08/047,707 			  04/19/94
5,304,752    			 07/946,104 			  04/19/94
5,304,754    			 07/924,265 			  04/19/94
5,304,756    			 07/797,341 			  04/19/94
5,304,769    			 07/905,119 			  04/19/94
5,304,776    			 08/036,298 			  04/19/94
5,304,791    			 07/919,136 			  04/19/94
5,304,793    			 07/983,369 			  04/19/94
5,304,794    			 08/066,750 			  04/19/94
5,304,797    			 08/016,534 			  04/19/94
5,304,803    			 08/034,124 			  04/19/94
5,304,804    			 07/970,205 			  04/19/94
5,304,808    			 08/014,916 			  04/19/94
5,304,840    			 07/919,659 			  04/19/94
5,304,849    			 07/943,122 			  04/19/94
5,304,870    			 07/846,162 			  04/19/94
5,304,874    			 07/708,459 			  04/19/94
5,304,875    			 07/875,753 			  04/19/94
5,304,876    			 08/013,048 			  04/19/94
5,304,881    			 07/322,121 			  04/19/94
5,304,882    			 07/881,202 			  04/19/94
5,304,886    			 07/944,046 			  04/19/94
5,304,888    			 07/828,538 			  04/19/94
5,304,900    			 07/916,621 			  04/19/94
5,304,909    			 07/824,534 			  04/19/94
5,304,919    			 07/897,409 			  04/19/94
5,304,920    			 07/766,325 			  04/19/94
5,304,927    			 07/623,425 			  04/19/94
5,304,936    			 08/082,146 			  04/19/94
5,304,937    			 07/941,223 			  04/19/94
5,304,938    			 07/978,113 			  04/19/94
5,304,941    			 08/001,794 			  04/19/94
5,304,969    			 07/951,741 			  04/19/94
5,304,972    			 07/711,203 			  04/19/94
5,304,976    			 08/115,845 			  04/19/94
5,304,978    			 08/003,591 			  04/19/94
5,304,981    			 07/995,939 			  04/19/94
5,304,983    			 07/803,330 			  04/19/94
5,305,002    			 07/824,417 			  04/19/94
5,305,020    			 07/994,383 			  04/19/94
5,305,025    			 07/888,692 			  04/19/94
5,305,033    			 08/000,244 			  04/19/94
5,305,052    			 07/956,177 			  04/19/94
5,305,053    			 08/020,392 			  04/19/94
5,305,072    			 07/928,988 			  04/19/94
5,305,074    			 07/914,345 			  04/19/94
5,305,075    			 08/012,140 			  04/19/94
5,305,082    			 07/819,368 			  04/19/94
5,305,084    			 07/935,969 			  04/19/94
5,305,086    			 07/840,519 			  04/19/94
5,305,088    			 08/073,292 			  04/19/94
5,305,090    			 07/805,079 			  04/19/94
5,305,092    			 07/939,463 			  04/19/94
5,305,107    			 07/763,114 			  04/19/94
5,305,128    			 08/098,662 			  04/19/94
5,305,137    			 07/881,257 			  04/19/94
5,305,138    			 07/923,283 			  04/19/94
5,305,139    			 07/819,140 			  04/19/94
5,305,140    			 07/980,350 			  04/19/94
5,305,146    			 07/903,564 			  04/19/94
5,305,147    			 07/747,007 			  04/19/94
5,305,149    			 08/035,004 			  04/19/94
5,305,152    			 08/072,309 			  04/19/94
5,305,153    			 07/885,293 			  04/19/94
5,305,156    			 07/961,091 			  04/19/94
5,305,157    			 07/965,797 			  04/19/94
5,305,159    			 07/741,069 			  04/19/94
5,305,166    			 07/968,891 			  04/19/94
5,305,167    			 07/780,033 			  04/19/94
5,305,175    			 07/894,806 			  04/19/94
5,305,190    			 07/717,362 			  04/19/94
5,305,191    			 07/871,370 			  04/19/94
5,305,195    			 07/856,250 			  04/19/94
5,305,197    			 07/969,022 			  04/19/94
5,305,202    			 07/790,045 			  04/19/94
5,305,209    			 07/649,646 			  04/19/94
5,305,224    			 07/948,153 			  04/19/94
5,305,232    			 07/882,321 			  04/19/94
5,305,237    			 07/729,457 			  04/19/94
5,305,239    			 07/416,889 			  04/19/94
5,305,243    			 07/741,391 			  04/19/94
5,305,246    			 08/005,853 			  04/19/94
5,305,258    			 07/751,535 			  04/19/94
5,305,267    			 08/051,405 			  04/19/94
5,305,273    			 07/942,606 			  04/19/94
5,305,278    			 07/801,809 			  04/19/94
5,305,280    			 07/862,499 			  04/19/94
5,305,287    			 07/963,363 			  04/19/94
5,305,320    			 07/953,571 			  04/19/94
5,305,330    			 08/039,959 			  04/19/94
5,305,331    			 07/684,411 			  04/19/94
5,305,346    			 08/117,857 			  04/19/94
5,305,367    			 07/697,711 			  04/19/94
5,305,374    			 07/868,889 			  04/19/94
5,305,379    			 07/885,370 			  04/19/94
5,305,396    			 07/870,507 			  04/19/94
5,305,401    			 07/920,577 			  04/19/94
5,305,409    			 07/966,926 			  04/19/94
5,305,422    			 07/843,013 			  04/19/94
5,305,423    			 07/931,963 			  04/19/94
5,305,424    			 07/558,315 			  04/19/94
5,305,426    			 07/883,040 			  04/19/94
5,305,428    			 08/032,684 			  04/19/94
5,305,432    			 07/939,509 			  04/19/94
5,305,434    			 07/861,357 			  04/19/94
5,305,442    			 07/858,698 			  04/19/94
5,305,448    			 08/122,620 			  04/19/94
5,305,451    			 07/578,035 			  04/19/94
5,305,457    			 08/097,915 			  04/19/94
5,305,461    			 07/862,912 			  04/19/94
5,305,465    			 07/582,750 			  04/19/94

		    PATENTS WHICH EXPIRED ON April 21, 2002
		    DUE TO FAILURE TO PAY MAINTENANCE FEES

Patent  	                   Serial                            Issue
Number          	           Number                             Date

5,740,550    			 08/867,122 			  04/21/98
5,740,551    			 08/661,275 			  04/21/98
5,740,556    			 08/697,479 			  04/21/98
5,740,557    			 08/616,227 			  04/21/98
5,740,560    			 08/499,767 			  04/21/98
5,740,561    			 08/728,912 			  04/21/98
5,740,565    			 08/812,357 			  04/21/98
5,740,566    			 08/722,772 			  04/21/98
5,740,570    			 08/695,808 			  04/21/98
5,740,571    			 08/619,195 			  04/21/98
5,740,572    			 08/824,546 			  04/21/98
5,740,578    			 08/631,357 			  04/21/98
5,740,585    			 08/181,075 			  04/21/98
5,740,588    			 08/366,620 			  04/21/98
5,740,590    			 08/709,637 			  04/21/98
5,740,592    			 08/696,856 			  04/21/98
5,740,608    			 08/609,703 			  04/21/98
5,740,612    			 08/723,090 			  04/21/98
5,740,622    			 08/692,271 			  04/21/98
5,740,624    			 08/399,213 			  04/21/98
5,740,625    			 08/734,540 			  04/21/98
5,740,630    			 08/553,538 			  04/21/98
5,740,633    			 08/555,885 			  04/21/98
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5,740,645    			 08/780,586 			  04/21/98
5,740,650    			 08/578,089 			  04/21/98
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5,740,720    			 08/870,060 			  04/21/98
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5,740,797    			 08/606,412 			  04/21/98
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5,740,862    			 08/828,623 			  04/21/98
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5,742,874    			 08/760,844 			  04/21/98
5,742,904    			 08/676,784 			  04/21/98
5,742,932    			 08/772,790 			  04/21/98
