			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 October 3, 2001
		    DUE TO FAILURE TO PAY MAINTENANCE FEES

Patent  	               Serial                             Issue
Number          	       Number                              Date

4,870,720                      07/193,339 		       10/03/89
4,870,741                      07/227,132 		       10/03/89
4,870,757                      07/215,347 		       10/03/89
4,870,760                      07/191,894 		       10/03/89
4,870,762                      07/250,163 		       10/03/89
4,870,768                      07/155,137 		       10/03/89
4,870,788                      07/254,766 		       10/03/89
4,870,794                      07/281,619 		       10/03/89
4,870,797                      07/069,055 		       10/03/89
4,870,799                      07/160,949 		       10/03/89
4,870,801                      07/253,434 		       10/03/89
4,870,816                      07/048,849 		       10/03/89
4,870,818                      06/853,599 		       10/03/89
4,870,820                      07/179,630 		       10/03/89
4,870,821                      07/233,429 		       10/03/89
4,870,826                      07/203,765 		       10/03/89
4,870,836                      07/319,502 		       10/03/89
4,870,841                      07/254,170 		       10/03/89
4,870,844                      07/210,663 		       10/03/89
4,870,845                      07/138,588 		       10/03/89
4,870,847                      07/196,952 		       10/03/89
4,870,848                      07/251,315 		       10/03/89
4,870,849                      07/194,336 		       10/03/89
4,870,850                      07/094,662 		       10/03/89
4,870,856                      07/198,454 		       10/03/89
4,870,864                      07/063,263 		       10/03/89
4,870,879                      07/215,263 		       10/03/89
4,870,881                      07/189,355 		       10/03/89
4,870,883                      06/947,934 		       10/03/89
4,870,885                      07/202,068 		       10/03/89
4,870,897                      07/112,318 		       10/03/89
4,870,898                      07/246,213 		       10/03/89
4,870,904                      07/272,931 		       10/03/89
4,870,912                      07/311,383 		       10/03/89
4,870,917                      07/250,379 		       10/03/89
4,870,923                      07/211,773 		       10/03/89
4,870,931                      07/198,250 		       10/03/89
4,870,943                      07/258,047 		       10/03/89
4,870,946                      07/046,730 		       10/03/89
4,870,947                      07/284,596 		       10/03/89
4,870,955                      07/287,549 		       10/03/89
4,870,964                      07/207,545 		       10/03/89
4,870,968                      07/033,883 		       10/03/89
4,870,970                      07/190,689 		       10/03/89
4,870,975                      07/215,324 		       10/03/89
4,870,983                      07/211,755 		       10/03/89
4,870,988                      07/267,682 		       10/03/89
4,870,993                      07/140,870 		       10/03/89
4,871,005                      07/187,535 		       10/03/89
4,871,011                      07/180,566 		       10/03/89
4,871,025                      07/118,650 		       10/03/89
4,871,030                      07/304,719 		       10/03/89
4,871,042                      07/239,429 		       10/03/89
4,871,047                      07/239,363 		       10/03/89
4,871,088                      07/190,589 		       10/03/89
4,871,089                      07/126,004 		       10/03/89
4,871,093                      07/132,667 		       10/03/89
4,871,094                      07/188,355 		       10/03/89
4,871,100                      07/213,117 		       10/03/89
4,871,103                      07/125,599 		       10/03/89
4,871,108                      07/120,728 		       10/03/89
4,871,113                      06/946,943 		       10/03/89
4,871,123                      07/212,080 		       10/03/89
4,871,129                      07/319,194 		       10/03/89
4,871,132                      07/287,572 		       10/03/89
4,871,135                      07/264,151 		       10/03/89
4,871,159                      07/137,243 		       10/03/89
4,871,163                      07/196,410 		       10/03/89
4,871,165                      07/210,920 		       10/03/89
4,871,172                      07/193,535 		       10/03/89
4,871,173                      07/239,684 		       10/03/89
4,871,176                      07/165,766 		       10/03/89
4,871,180                      07/148,065 		       10/03/89
4,871,184                      07/270,071 		       10/03/89
4,871,186                      07/236,855 		       10/03/89
4,871,188                      07/220,606 		       10/03/89
4,871,192                      07/254,644 		       10/03/89
4,871,198                      07/158,343 		       10/03/89
4,871,206                      07/144,403 		       10/03/89
4,871,213                      07/238,841 		       10/03/89
4,871,216                      07/323,065 		       10/03/89
4,871,222                      07/226,882 		       10/03/89
4,871,230                      07/211,056 		       10/03/89
4,871,272                      07/078,147 		       10/03/89
4,871,279                      07/228,275 		       10/03/89
4,871,281                      07/153,441 		       10/03/89
4,871,285                      07/225,485 		       10/03/89
4,871,287                      07/170,219 		       10/03/89
4,871,288                      07/018,286 		       10/03/89
4,871,289                      07/276,368 		       10/03/89
4,871,292                      07/134,059 		       10/03/89
4,871,327                      07/271,897 		       10/03/89
4,871,332                      07/235,732 		       10/03/89
4,871,333                      07/213,542 		       10/03/89
4,871,334                      07/228,322 		       10/03/89
4,871,336                      07/224,453 		       10/03/89
4,871,340                      07/255,968 		       10/03/89
4,871,341                      07/267,321 		       10/03/89
4,871,346                      07/221,203 		       10/03/89
4,871,348                      07/073,814 		       10/03/89
4,871,351                      07/089,957 		       10/03/89
4,871,367                      07/092,415 		       10/03/89
4,871,372                      07/217,776 		       10/03/89
4,871,374                      07/143,894 		       10/03/89
4,871,376                      07/132,485 		       10/03/89
4,871,394                      07/268,722 		       10/03/89
4,871,397                      07/192,749 		       10/03/89
4,871,418                      07/172,736 		       10/03/89
4,871,425                      07/158,272 		       10/03/89
4,871,427                      07/211,512 		       10/03/89
4,871,428                      07/173,194 		       10/03/89
4,871,445                      07/243,709 		       10/03/89
4,871,450                      07/087,326 		       10/03/89
4,871,461                      07/144,812 		       10/03/89
4,871,462                      07/058,549 		       10/03/89
4,871,464                      07/158,740 		       10/03/89
4,871,475                      06/785,364 		       10/03/89
4,871,476                      07/080,004 		       10/03/89
4,871,479                      07/211,160 		       10/03/89
4,871,484                      07/050,993 		       10/03/89
4,871,485                      06/891,771 		       10/03/89
4,871,490                      07/140,150 		       10/03/89
4,871,491                      07/004,219 		       10/03/89
4,871,495                      07/127,784 		       10/03/89
4,871,496                      07/230,738 		       10/03/89
4,871,507                      07/198,723 		       10/03/89
4,871,508                      07/126,504 		       10/03/89
4,871,513                      07/061,210 		       10/03/89
4,871,522                      07/224,419 		       10/03/89
4,871,526                      07/260,478 		       10/03/89
4,871,528                      07/105,169 		       10/03/89
4,871,531                      06/943,869 		       10/03/89
4,871,538                      07/072,487 		       10/03/89
4,871,539                      06/755,985 		       10/03/89
4,871,540                      06/887,168 		       10/03/89
4,871,549                      06/884,071 		       10/03/89
4,871,550                      06/904,546 		       10/03/89
4,871,554                      07/084,680 		       10/03/89
4,871,555                      07/175,173 		       10/03/89
4,871,556                      07/207,588 		       10/03/89
4,871,560                      07/140,103 		       10/03/89
4,871,563                      07/053,353 		       10/03/89
4,871,571                      07/067,871 		       10/03/89
4,871,574                      07/228,266 		       10/03/89
4,871,581                      07/216,333 		       10/03/89
4,871,582                      07/087,633 		       10/03/89
4,871,589                      07/248,353 		       10/03/89
4,871,594                      07/177,680 		       10/03/89
4,871,612                      07/092,212 		       10/03/89
4,871,619                      06/933,457 		       10/03/89
4,871,620                      07/201,375 		       10/03/89
4,871,626                      07/082,888 		       10/03/89
4,871,636                      07/287,093 		       10/03/89
4,871,655                      07/139,640 		       10/03/89
4,871,658                      07/279,081 		       10/03/89
4,871,661                      06/745,924 		       10/03/89
4,871,663                      06/907,816 		       10/03/89
4,871,667                      06/800,027 		       10/03/89
4,871,668                      07/220,085 		       10/03/89
4,871,679                      07/073,759 		       10/03/89
4,871,680                      07/069,248 		       10/03/89
4,871,687                      07/261,142 		       10/03/89
4,871,689                      07/290,809 		       10/03/89
4,871,696                      07/168,198 		       10/03/89
4,871,712                      07/241,646 		       10/03/89
4,871,716                      06/937,611 		       10/03/89
4,871,719                      07/168,766 		       10/03/89
4,871,724                      07/183,851 		       10/03/89
4,871,730                      06/931,978 		       10/03/89
4,871,738                      07/262,411 		       10/03/89
4,871,751                      07/178,421 		       10/03/89
4,871,762                      07/139,180 		       10/03/89
4,871,763                      07/171,176 		       10/03/89
4,871,765                      07/236,726 		       10/03/89
4,871,770                      07/133,675 		       10/03/89
4,871,788                      07/202,164 		       10/03/89
4,871,790                      07/125,600 		       10/03/89
4,871,809                      06/923,195 		       10/03/89
4,871,811                      07/235,814 		       10/03/89
4,871,812                      07/106,414 		       10/03/89
4,871,822                      06/874,688 		       10/03/89
4,871,825                      07/114,623 		       10/03/89
4,871,833                      07/045,570 		       10/03/89
4,871,847                      07/240,355 		       10/03/89
4,871,852                      07/129,424 		       10/03/89
4,871,858                      07/129,663 		       10/03/89
4,871,859                      07/163,252 		       10/03/89
4,871,866                      07/088,293 		       10/03/89
4,871,869                      07/293,414 		       10/03/89
4,871,873                      07/169,649 		       10/03/89
4,871,881                      07/313,025 		       10/03/89
4,871,887                      07/188,605 		       10/03/89
4,871,891                      07/202,160 		       10/03/89
4,871,897                      07/192,789 		       10/03/89
4,871,901                      06/878,353 		       10/03/89
4,871,909                      07/281,848 		       10/03/89
4,871,916                      07/191,241 		       10/03/89
4,871,918                      07/105,712 		       10/03/89
4,871,919                      07/196,397 		       10/03/89
4,871,935                      07/225,125 		       10/03/89
4,871,945                      07/153,042 		       10/03/89
4,871,951                      07/253,795 		       10/03/89
4,871,956                      07/158,285 		       10/03/89
4,871,959                      07/219,371 		       10/03/89
4,871,961                      07/225,339 		       10/03/89
4,871,967                      07/125,533 		       10/03/89
4,871,970                      07/251,408 		       10/03/89
4,871,971                      07/142,582 		       10/03/89
4,871,982                      07/264,193 		       10/03/89
4,871,983                      07/220,655 		       10/03/89
4,871,986                      07/268,829 		       10/03/89
4,871,999                      07/051,576 		       10/03/89
4,872,001                      07/145,703 		       10/03/89
4,872,009                      07/129,186 		       10/03/89
4,872,019                      07/129,626 		       10/03/89
4,872,042                      06/630,830 		       10/03/89
4,872,047                      06/928,121 		       10/03/89
4,872,055                      07/145,855 		       10/03/89
4,872,062                      07/232,773 		       10/03/89
4,872,065                      07/113,743 		       10/03/89
4,872,068                      07/149,763 		       10/03/89
4,872,088                      07/237,795 		       10/03/89
4,872,092                      06/928,846 		       10/03/89
4,872,097                      07/279,961 		       10/03/89
4,872,098                      07/326,006 		       10/03/89
4,872,103                      07/127,210 		       10/03/89
4,872,105                      07/023,160 		       10/03/89
4,872,108                      07/159,817 		       10/03/89
4,872,110                      07/092,863 		       10/03/89
4,872,117                      07/132,682 		       10/03/89
4,872,122                      07/065,304 		       10/03/89
4,872,130                      07/049,161 		       10/03/89
4,872,135                      06/679,333 		       10/03/89
4,872,140                      07/051,971 		       10/03/89
4,872,143                      07/120,425 		       10/03/89
4,872,145                      07/045,929 		       10/03/89
4,872,149                      07/173,743 		       10/03/89
4,872,150                      07/124,858 		       10/03/89
4,872,158                      07/175,545 		       10/03/89
4,872,163                      07/288,649 		       10/03/89
4,872,174                      07/239,301 		       10/03/89
4,872,175                      07/174,421 		       10/03/89
4,872,184                      07/222,482 		       10/03/89
4,872,185                      07/210,993 		       10/03/89
4,872,190                      07/298,339 		       10/03/89
4,872,193                      07/173,699 		       10/03/89
4,872,194                      07/220,400 		       10/03/89
4,872,196                      07/220,197 		       10/03/89
4,872,203                      07/172,935 		       10/03/89

		  PATENTS WHICH EXPIRED ON September 28, 2001
		    DUE TO FAILURE TO PAY MAINTENANCE FEES

Patent  	               Serial                             Issue
Number          	       Number                              Date

5,247,712                      07/830,917 		       09/28/93
5,247,713                      07/851,034 		       09/28/93
5,247,717                      07/778,743 		       09/28/93
5,247,720                      07/819,472 		       09/28/93
5,247,726                      07/935,882 		       09/28/93
5,247,728                      07/720,492 		       09/28/93
5,247,740                      07/971,940 		       09/28/93
5,247,743                      07/907,659 		       09/28/93
5,247,744                      08/023,009 		       09/28/93
5,247,745                      07/881,180 		       09/28/93
5,247,748                      07/837,865 		       09/28/93
5,247,760                      07/959,064 		       09/28/93
5,247,764                      07/935,700 		       09/28/93
5,247,771                      07/856,124 		       09/28/93
5,247,795                      07/861,574 		       09/28/93
5,247,804                      08/031,754 		       09/28/93
5,247,809                      07/986,872 		       09/28/93
5,247,815                      07/870,552 		       09/28/93
5,247,817                      07/756,859 		       09/28/93
5,247,821                      07/706,962 		       09/28/93
5,247,826                      07/975,616 		       09/28/93
5,247,827                      07/868,552 		       09/28/93
5,247,837                      07/765,556 		       09/28/93
5,247,847                      07/814,411 		       09/28/93
5,247,848                      07/912,474 		       09/28/93
5,247,854                      07/925,456 		       09/28/93
5,247,856                      07/720,818 		       09/28/93
5,247,859                      07/577,738 		       09/28/93
5,247,860                      07/751,316 		       09/28/93
5,247,862                      07/585,665 		       09/28/93
5,247,868                      07/831,852 		       09/28/93
5,247,872                      07/985,659 		       09/28/93
5,247,875                      07/902,139 		       09/28/93
5,247,882                      07/698,310 		       09/28/93
5,247,884                      07/805,369 		       09/28/93
5,247,885                      07/746,652 		       09/28/93
5,247,889                      07/861,818 		       09/28/93
5,247,890                      07/814,334 		       09/28/93
5,247,892                      07/689,811 		       09/28/93
5,247,895                      06/451,715 		       09/28/93
5,247,897                      07/711,619 		       09/28/93
5,247,903                      07/870,430 		       09/28/93
5,247,912                      07/813,952 		       09/28/93
5,247,914                      07/888,649 		       09/28/93
5,247,919                      07/851,002 		       09/28/93
5,247,920                      07/931,334 		       09/28/93
5,247,921                      07/901,681 		       09/28/93
5,247,938                      07/463,548 		       09/28/93
5,247,944                      07/939,047 		       09/28/93
5,247,947                      07/723,350 		       09/28/93
5,247,953                      07/836,173 		       09/28/93
5,247,955                      07/930,375 		       09/28/93
5,247,956                      07/816,038 		       09/28/93
5,247,960                      07/858,938 		       09/28/93
5,247,971                      07/856,357 		       09/28/93
5,247,972                      07/808,755 		       09/28/93
5,247,974                      07/823,356 		       09/28/93
5,247,980                      07/506,563 		       09/28/93
5,247,982                      07/998,952 		       09/28/93
5,247,984                      07/705,382 		       09/28/93
5,247,985                      07/881,610 		       09/28/93
5,247,989                      07/841,552 		       09/28/93
5,247,993                      07/899,636 		       09/28/93
5,247,994                      07/972,682 		       09/28/93
5,247,998                      08/009,026 		       09/28/93
5,248,007                      07/604,652 		       09/28/93
5,248,009                      07/755,337 		       09/28/93
5,248,040                      07/776,920 		       09/28/93
5,248,042                      07/716,932 		       09/28/93
5,248,044                      07/935,010 		       09/28/93
5,248,055                      07/879,057 		       09/28/93
5,248,062                      07/858,040 		       09/28/93
5,248,064                      07/969,585 		       09/28/93
5,248,065                      07/914,710 		       09/28/93
5,248,069                      07/890,897 		       09/28/93
5,248,072                      07/883,464 		       09/28/93
5,248,080                      07/925,250 		       09/28/93
5,248,088                      07/381,022 		       09/28/93
5,248,090                      07/846,078 		       09/28/93
5,248,091                      07/858,112 		       09/28/93
5,248,101                      07/881,039 		       09/28/93
5,248,104                      07/714,884 		       09/28/93
5,248,105                      07/871,052 		       09/28/93
5,248,106                      07/689,558 		       09/28/93
5,248,115                      07/888,182 		       09/28/93
5,248,121                      07/917,571 		       09/28/93
5,248,124                      07/804,023 		       09/28/93
5,248,131                      07/866,757 		       09/28/93
5,248,142                      07/992,090 		       09/28/93
5,248,151                      07/926,934 		       09/28/93
5,248,152                      07/909,914 		       09/28/93
5,248,163                      07/778,987 		       09/28/93
5,248,165                      07/893,163 		       09/28/93
5,248,169                      07/829,258 		       09/28/93
5,248,171                      07/581,423 		       09/28/93
5,248,172                      07/860,969 		       09/28/93
5,248,179                      07/911,641 		       09/28/93
5,248,182                      07/981,433 		       09/28/93
5,248,185                      07/458,733 		       09/28/93
5,248,200                      07/961,797 		       09/28/93
5,248,208                      08/017,260 		       09/28/93
5,248,212                      07/777,229 		       09/28/93
5,248,220                      07/863,149 		       09/28/93
5,248,222                      07/775,457 		       09/28/93
5,248,225                      07/931,065 		       09/28/93
5,248,228                      07/879,148 		       09/28/93
5,248,236                      07/738,908 		       09/28/93
5,248,257                      07/872,446 		       09/28/93
5,248,258                      07/893,061 		       09/28/93
5,248,265                      07/983,989 		       09/28/93
5,248,268                      07/906,425 		       09/28/93
5,248,270                      07/918,176 		       09/28/93
5,248,274                      07/929,352 		       09/28/93
5,248,276                      07/950,178 		       09/28/93
5,248,279                      07/808,847 		       09/28/93
5,248,283                      07/880,850 		       09/28/93
5,248,286                      07/891,178 		       09/28/93
5,248,294                      07/918,981 		       09/28/93
5,248,296                      07/632,679 		       09/28/93
5,248,297                      07/910,499 		       09/28/93
5,248,298                      07/869,673 		       09/28/93
5,248,314                      07/966,322 		       09/28/93
5,248,315                      08/023,869 		       09/28/93
5,248,316                      07/703,882 		       09/28/93
5,248,321                      07/926,776 		       09/28/93
5,248,326                      07/922,703 		       09/28/93
5,248,328                      07/730,678 		       09/28/93
5,248,337                      07/683,156 		       09/28/93
5,248,343                      07/849,424 		       09/28/93
5,248,345                      07/777,162 		       09/28/93
5,248,347                      07/831,921 		       09/28/93
5,248,351                      07/835,082 		       09/28/93
5,248,355                      07/632,234 		       09/28/93
5,248,358                      07/705,214 		       09/28/93
5,248,359                      07/888,013 		       09/28/93
5,248,370                      07/789,394 		       09/28/93
5,248,377                      07/444,268 		       09/28/93
5,248,386                      07/848,886 		       09/28/93
5,248,388                      07/871,362 		       09/28/93
5,248,391                      07/942,858 		       09/28/93
5,248,393                      07/473,169 		       09/28/93
5,248,394                      07/855,979 		       09/28/93
5,248,395                      07/454,784 		       09/28/93
5,248,399                      07/894,756 		       09/28/93
5,248,403                      07/456,845 		       09/28/93
5,248,408                      07/674,241 		       09/28/93
5,248,413                      07/843,407 		       09/28/93
5,248,416                      07/793,552 		       09/28/93
5,248,425                      07/967,789 		       09/28/93
5,248,434                      07/870,989 		       09/28/93
5,248,435                      07/808,500 		       09/28/93
5,248,438                      07/827,246 		       09/28/93
5,248,439                      07/932,472 		       09/28/93
5,248,440                      07/828,257 		       09/28/93
5,248,443                      07/973,662 		       09/28/93
5,248,446                      07/980,228 		       09/28/93
5,248,450                      07/485,890 		       09/28/93
5,248,458                      07/987,910 		       09/28/93
5,248,470                      07/889,886 		       09/28/93
5,248,475                      07/781,835 		       09/28/93
5,248,477                      07/964,322 		       09/28/93
5,248,478                      07/835,309 		       09/28/93
5,248,479                      07/995,303 		       09/28/93
5,248,484                      07/945,997 		       09/28/93
5,248,486                      07/983,609 		       09/28/93
5,248,490                      07/868,036 		       09/28/93
5,248,491                      07/812,510 		       09/28/93
5,248,507                      07/708,029 		       09/28/93
5,248,511                      07/726,753 		       09/28/93
5,248,513                      07/967,730 		       09/28/93
5,248,514                      07/865,936 		       09/28/93
5,248,515                      07/830,624 		       09/28/93
5,248,522                      07/753,967 		       09/28/93
5,248,536                      07/807,441 		       09/28/93
5,248,540                      07/695,512 		       09/28/93
5,248,545                      07/720,145 		       09/28/93
5,248,549                      07/884,133 		       09/28/93
5,248,552                      07/981,893 		       09/28/93
5,248,555                      07/763,271 		       09/28/93
5,248,556                      07/792,791 		       09/28/93
5,248,558                      07/718,489 		       09/28/93
5,248,562                      07/815,600 		       09/28/93
5,248,567                      07/996,084 		       09/28/93
5,248,570                      07/789,673 		       09/28/93
5,248,573                      07/914,277 		       09/28/93
5,248,577                      07/566,286 		       09/28/93
5,248,578                      07/805,497 		       09/28/93
5,248,583                      07/752,771 		       09/28/93
5,248,591                      07/694,800 		       09/28/93
5,248,592                      07/869,863 		       09/28/93
5,248,595                      07/774,019 		       09/28/93
5,248,598                      07/357,025 		       09/28/93
5,248,607                      07/263,618 		       09/28/93
5,248,617                      07/807,944 		       09/28/93
5,248,626                      07/937,916 		       09/28/93
5,248,630                      07/857,944 		       09/28/93
5,248,657                      07/699,035 		       09/28/93
5,248,663                      07/850,828 		       09/28/93
5,248,666                      07/877,341 		       09/28/93
5,248,669                      07/809,298 		       09/28/93
5,248,674                      07/523,246 		       09/28/93
5,248,676                      07/834,335 		       09/28/93
5,248,678                      07/906,585 		       09/28/93
5,248,683                      07/893,292 		       09/28/93
5,248,689                      07/590,206 		       09/28/93
5,248,691                      07/940,419 		       09/28/93
5,248,694                      07/841,502 		       09/28/93
5,248,702                      07/933,207 		       09/28/93
5,248,708                      07/866,989 		       09/28/93
5,248,713                      07/537,558 		       09/28/93
5,248,725                      07/713,843 		       09/28/93
5,248,729                      07/934,184 		       09/28/93
5,248,732                      07/891,181 		       09/28/93
5,248,734                      07/900,815 		       09/28/93
5,248,737                      07/925,045 		       09/28/93
5,248,739                      07/960,634 		       09/28/93
5,248,740                      07/975,173 		       09/28/93
5,248,748                      07/630,225                      09/28/93
5,248,749                      07/861,548 		       09/28/93
5,248,753                      07/612,513 		       09/28/93
5,248,755                      07/958,155 		       09/28/93
5,248,757                      07/909,919 		       09/28/93
5,248,758                      07/909,920 		       09/28/93
5,248,765                      07/811,102 		       09/28/93
5,248,778                      07/775,756 		       09/28/93
5,248,780                      07/951,760 		       09/28/93
5,248,781                      07/948,507 		       09/28/93
5,248,783                      07/966,430 		       09/28/93
5,248,789                      07/963,644 		       09/28/93
5,248,792                      07/882,403 		       09/28/93
5,248,795                      07/804,796 		       09/28/93
5,248,801                      07/935,947 		       09/28/93
5,248,803                      07/960,585 		       09/28/93
5,248,805                      07/841,767 		       09/28/93
5,248,808                      07/912,316 		       09/28/93
5,248,809                      07/432,873 		       09/28/93
5,248,812                      07/939,194 		       09/28/93
5,248,813                      07/960,660 		       09/28/93
5,248,815                      07/815,057 		       09/28/93
5,248,817                      07/910,200 		       09/28/93
5,248,829                      07/911,230 		       09/28/93
5,248,830                      07/902,752 		       09/28/93
5,248,843                      07/652,789 		       09/28/93
5,248,848                      07/355,572 		       09/28/93
5,248,850                      07/906,099 		       09/28/93
5,248,855                      07/863,220 		       09/28/93
5,248,857                      08/014,086 		       09/28/93
5,248,869                      07/917,262 		       09/28/93
5,248,870                      07/811,703 		       09/28/93
5,248,876                      07/871,458 		       09/28/93
5,248,887                      07/879,248 		       09/28/93
5,248,890                      07/711,312 		       09/28/93
5,248,897                      07/832,215 		       09/28/93
5,248,898                      07/709,935 		       09/28/93
5,248,904                      07/963,888 		       09/28/93
5,248,908                      07/714,872 		       09/28/93
5,248,909                      07/919,371 		       09/28/93
5,248,921                      07/949,725 		       09/28/93
5,248,926                      07/686,372 		       09/28/93
5,248,934                      07/819,172 		       09/28/93
5,248,940                      07/856,892 		       09/28/93
5,248,946                      07/805,144 		       09/28/93
5,248,955                      07/904,701 		       09/28/93
5,248,956                      07/681,138 		       09/28/93
5,248,958                      07/801,615 		       09/28/93
5,248,967                      07/691,842 		       09/28/93
5,248,988                      07/892,616 		       09/28/93
5,248,992                      07/749,039 		       09/28/93
5,249,005                      07/752,865 		       09/28/93
5,249,013                      07/734,185 		       09/28/93
5,249,017                      07/803,736 		       09/28/93
5,249,028                      07/900,134 		       09/28/93
5,249,037                      07/360,227 		       09/28/93
5,249,064                      07/944,899 		       09/28/93
5,249,065                      07/392,308 		       09/28/93
5,249,078                      07/692,197 		       09/28/93
5,249,081                      07/763,976 		       09/28/93
5,249,082                      07/697,362 		       09/28/93
5,249,085                      07/772,186 		       09/28/93
5,249,087                      07/745,734 		       09/28/93
5,249,095                      07/935,718 		       09/28/93
5,249,096                      07/826,967 		       09/28/93
5,249,099                      07/952,195 		       09/28/93
5,249,107                      07/794,964 		       09/28/93
5,249,119                      07/691,526 		       09/28/93
5,249,121                      07/427,614 		       09/28/93
5,249,122                      07/494,121 		       09/28/93
5,249,130                      07/763,241 		       09/28/93
5,249,131                      07/599,125 		       09/28/93
5,249,136                      07/944,734 		       09/28/93
5,249,137                      07/498,566 		       09/28/93
5,249,138                      07/638,747 		       09/28/93
5,249,140                      07/696,612 		       09/28/93
5,249,149                      07/755,588 		       09/28/93
5,249,156                      07/732,195 		       09/28/93
5,249,157                      07/571,131 		       09/28/93
5,249,164                      07/683,593 		       09/28/93
5,249,166                      08/017,698 		       09/28/93
5,249,168                      07/755,953 		       09/28/93
5,249,177                      07/805,936 		       09/28/93
5,249,186                      07/642,262 		       09/28/93
5,249,201                      07/649,857 		       09/28/93
5,249,206                      07/392,812 		       09/28/93
5,249,210                      07/774,900 		       09/28/93
5,249,232                      07/897,691 		       09/28/93
5,249,241                      07/728,907 		       09/28/93
5,249,247                      07/862,336 		       09/28/93
5,249,264                      07/876,815 		       09/28/93
5,249,272                      07/565,462 		       09/28/93
5,249,299                      07/539,822 		       09/28/93
5,249,303                      07/689,974 		       09/28/93

		  PATENTS WHICH EXPIRED ON September 30, 2001
		    DUE TO FAILURE TO PAY MAINTENANCE FEES

Patent  	               Serial                             Issue
Number          	       Number                              Date

5,671,479                      08/432,526 		       09/30/97
5,671,481                      08/680,322 		       09/30/97
5,671,485                      08/536,625 		       09/30/97
5,671,486                      08/697,616 		       09/30/97
5,671,487                      08/633,369 		       09/30/97
5,671,488                      08/591,649 		       09/30/97
5,671,489                      08/396,480 		       09/30/97
5,671,491                      08/751,991 		       09/30/97
5,671,500                      08/511,993 		       09/30/97
5,671,501                      08/656,831 		       09/30/97
5,671,503                      08/709,280 		       09/30/97
5,671,504                      08/633,489 		       09/30/97
5,671,509                      08/665,570 		       09/30/97
5,671,516                      08/671,738 		       09/30/97
5,671,524                      08/308,659 		       09/30/97
5,671,537                      08/723,591 		       09/30/97
5,671,538                      08/593,142 		       09/30/97
5,671,551                      08/550,252 		       09/30/97
5,671,557                      08/145,788 		       09/30/97
5,671,559                      08/488,593 		       09/30/97
5,671,561                      08/557,939 		       09/30/97
5,671,564                      08/770,987 		       09/30/97
5,671,566                      08/527,402 		       09/30/97
5,671,571                      08/295,632 		       09/30/97
5,671,575                      08/735,399 		       09/30/97
5,671,580                      08/590,198 		       09/30/97
5,671,583                      07/818,165 		       09/30/97
5,671,588                      08/524,925 		       09/30/97
5,671,599                      08/613,258 		       09/30/97
5,671,602                      08/421,425 		       09/30/97
5,671,605                      08/528,619 		       09/30/97
5,671,618                      08/524,924 		       09/30/97
5,671,619                      08/728,526 		       09/30/97
5,671,624                      08/640,177 		       09/30/97
5,671,627                      08/622,020 		       09/30/97
5,671,629                      08/602,075 		       09/30/97
5,671,635                      08/338,367 		       09/30/97
5,671,642                      08/493,671 		       09/30/97
5,671,645                      08/540,043 		       09/30/97
5,671,648                      08/586,181 		       09/30/97
5,671,651                      08/504,702 		       09/30/97
5,671,659                      08/498,422 		       09/30/97
5,671,661                      08/722,318 		       09/30/97
5,671,664                      08/582,449 		       09/30/97
5,671,672                      08/541,454 		       09/30/97
5,671,694                      08/630,942 		       09/30/97
5,671,698                      08/541,610 		       09/30/97
5,671,704                      08/618,245 		       09/30/97
5,671,719                      08/528,695 		       09/30/97
5,671,720                      08/700,971 		       09/30/97
5,671,722                      08/655,103 		       09/30/97
5,671,725                      08/536,389 		       09/30/97
5,671,726                      08/492,915 		       09/30/97
5,671,728                      08/660,852 		       09/30/97
5,671,732                      08/535,327 		       09/30/97
5,671,737                      08/569,666 		       09/30/97
5,671,738                      08/244,240 		       09/30/97
5,671,755                      08/267,487 		       09/30/97
5,671,756                      08/571,515 		       09/30/97
5,671,758                      08/355,002 		       09/30/97
5,671,761                      08/663,353 		       09/30/97
5,671,762                      08/507,137 		       09/30/97
5,671,765                      08/685,541 		       09/30/97
5,671,766                      08/629,010 		       09/30/97
5,671,771                      08/521,625 		       09/30/97
5,671,773                      08/555,431 		       09/30/97
5,671,788                      08/604,574 		       09/30/97
5,671,789                      08/321,149 		       09/30/97
5,671,793                      08/648,326 		       09/30/97
5,671,802                      08/539,575 		       09/30/97
5,671,809                      08/591,816 		       09/30/97
5,671,819                      08/443,913 		       09/30/97
5,671,821                      08/552,623 		       09/30/97
5,671,822                      08/529,165 		       09/30/97
5,671,824                      08/340,641 		       09/30/97
5,671,831                      08/614,651 		       09/30/97
5,671,834                      08/648,628 		       09/30/97
5,671,840                      08/503,099 		       09/30/97
5,671,846                      08/650,042 		       09/30/97
5,671,857                      08/572,970 		       09/30/97
5,671,859                      08/595,281 		       09/30/97
5,671,864                      08/493,785 		       09/30/97
5,671,867                      08/527,220 		       09/30/97
5,671,870                      08/715,511 		       09/30/97
5,671,871                      08/512,212 		       09/30/97
5,671,876                      08/079,934 		       09/30/97
5,671,879                      08/645,820 		       09/30/97
5,671,882                      08/530,380 		       09/30/97
5,671,887                      08/642,929 		       09/30/97
5,671,904                      08/711,060 		       09/30/97
5,671,914                      08/553,972 		       09/30/97
5,671,915                      08/514,126 		       09/30/97
5,671,918                      08/532,169 		       09/30/97
5,671,925                      08/712,080 		       09/30/97
5,671,931                      08/651,145 		       09/30/97
5,671,935                      08/500,859 		       09/30/97
5,671,937                      08/250,374 		       09/30/97
5,671,946                      08/608,139 		       09/30/97
5,671,954                      08/571,387 		       09/30/97
5,671,957                      08/572,713 		       09/30/97
5,671,970                      08/604,677 		       09/30/97
5,671,975                      08/634,800 		       09/30/97
5,671,984                      08/674,668 		       09/30/97
5,671,986                      08/589,452 		       09/30/97
5,671,990                      08/603,373 		       09/30/97
5,671,998                      07/980,791 		       09/30/97
5,672,000                      08/305,723 		       09/30/97
5,672,001                      08/543,120 		       09/30/97
5,672,002                      08/642,302 		       09/30/97
5,672,010                      08/751,894 		       09/30/97
5,672,020                      08/467,840 		       09/30/97
5,672,028                      08/566,922 		       09/30/97
5,672,039                      08/205,989 		       09/30/97
5,672,042                      08/550,772 		       09/30/97
5,672,048                      08/701,679 		       09/30/97
5,672,049                      08/233,354 		       09/30/97
5,672,050                      08/511,255 		       09/30/97
5,672,058                      08/674,132 		       09/30/97
5,672,066                      08/587,022 		       09/30/97
5,672,070                      08/507,484 		       09/30/97
5,672,077                      08/577,005 		       09/30/97
5,672,079                      08/534,968 		       09/30/97
5,672,086                      08/486,956 		       09/30/97
5,672,088                      08/389,594 		       09/30/97
5,672,089                      08/662,073 		       09/30/97
5,672,090                      08/561,633 		       09/30/97
5,672,092                      08/702,930 		       09/30/97
5,672,099                      08/634,908 		       09/30/97
5,672,109                      08/722,886 		       09/30/97
5,672,110                      08/070,332 		       09/30/97
5,672,113                      08/665,350 		       09/30/97
5,672,114                      08/762,860 		       09/30/97
5,672,116                      08/705,712 		       09/30/97
5,672,117                      08/601,929 		       09/30/97
5,672,118                      08/647,574 		       09/30/97
5,672,125                      08/527,934 		       09/30/97
5,672,128                      08/714,251 		       09/30/97
5,672,134                      08/534,075 		       09/30/97
5,672,159                      08/724,212 		       09/30/97
5,672,167                      08/227,968 		       09/30/97
5,672,196                      08/510,115 		       09/30/97
5,672,197                      08/540,890 		       09/30/97
5,672,203                      08/693,743 		       09/30/97
5,672,206                      08/541,105 		       09/30/97
5,672,214                      08/441,451 		       09/30/97
5,672,225                      08/526,432 		       09/30/97
5,672,235                      08/539,807 		       09/30/97
5,672,236                      08/500,986 		       09/30/97
5,672,240                      08/658,467 		       09/30/97
5,672,241                      08/662,137 		       09/30/97
5,672,250                      08/521,431 		       09/30/97
5,672,253                      08/641,266 		       09/30/97
5,672,255                      08/629,272 		       09/30/97
5,672,264                      08/675,275 		       09/30/97
5,672,268                      08/648,252 		       09/30/97
5,672,271                      08/636,325 		       09/30/97
5,672,274                      08/692,034 		       09/30/97
5,672,292                      08/601,135 		       09/30/97
5,672,295                      08/096,879 		       09/30/97
5,672,297                      08/549,539 		       09/30/97
5,672,299                      08/483,718 		       09/30/97
5,672,304                      08/406,597 		       09/30/97
5,672,305                      08/635,296 		       09/30/97
5,672,320                      08/537,505 		       09/30/97
5,672,328                      07/916,007 		       09/30/97
5,672,335                      08/487,094 		       09/30/97
5,672,336                      08/319,995 		       09/30/97
5,672,338                      08/616,021 		       09/30/97
5,672,359                      08/560,946 		       09/30/97
5,672,380                      08/419,239 		       09/30/97
5,672,382                      08/450,928 		       09/30/97
5,672,392                      08/635,973 		       09/30/97
5,672,411                      08/352,905 		       09/30/97
5,672,420                      08/624,839 		       09/30/97
5,672,426                      08/575,845 		       09/30/97
5,672,427                      08/298,709 		       09/30/97
5,672,433                      08/558,945 		       09/30/97
5,672,463                      08/546,131 		       09/30/97
5,672,465                      08/370,400 		       09/30/97
5,672,470                      08/375,818 		       09/30/97
5,672,482                      08/418,770 		       09/30/97
5,672,492                      08/427,015 		       09/30/97
5,672,517                      08/439,869 		       09/30/97
5,672,567                      08/622,179 		       09/30/97
5,672,568                      08/605,087 		       09/30/97
5,672,569                      08/400,813 		       09/30/97
5,672,573                      08/630,055 		       09/30/97
5,672,583                      08/436,347 		       09/30/97
5,672,588                      08/521,077 		       09/30/97
5,672,600                      08/327,063 		       09/30/97
5,672,603                      08/466,449 		       09/30/97
5,672,604                      08/589,651 		       09/30/97
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5,672,630                      08/651,057 		       09/30/97
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5,672,674                      08/372,089 		       09/30/97
5,672,688                      08/093,885 		       09/30/97
5,672,697                      07/652,978 		       09/30/97
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5,672,711                      08/671,726 		       09/30/97
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5,672,725                      08/531,507 		       09/30/97
5,672,733                      08/575,952 		       09/30/97
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5,672,751                      08/581,109 		       09/30/97
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5,672,757                      08/609,687 		       09/30/97
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5,672,793                      08/486,734 		       09/30/97
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5,672,806                      08/332,030 		       09/30/97
5,672,812                      08/541,331 		       09/30/97
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5,672,925                      08/514,495 		       09/30/97
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5,672,957                      08/557,076 		       09/30/97
5,672,964                      08/608,997 		       09/30/97
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5,672,974                      08/588,317 		       09/30/97
5,673,019                      08/645,879 		       09/30/97
5,673,023                      08/656,829 		       09/30/97
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5,673,055                      08/232,784 		       09/30/97
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5,673,095                      08/687,824 		       09/30/97
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5,673,120                      08/360,941 		       09/30/97
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5,673,156                      08/390,909 		       09/30/97
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5,673,179                      08/688,079 		       09/30/97
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5,673,193                      08/517,506 		       09/30/97
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5,673,203                      08/623,294 		       09/30/97
5,673,213                      08/704,358 		       09/30/97
5,673,226                      08/735,745 		       09/30/97
5,673,235                      07/081,813 		       09/30/97
5,673,245                      08/579,351 		       09/30/97
5,673,251                      08/566,017 		       09/30/97
5,673,261                      08/520,449 		       09/30/97
5,673,287                      08/767,151 		       09/30/97
5,673,302                      08/601,281 		       09/30/97
5,673,306                      07/979,547 		       09/30/97
5,673,315                      08/506,045 		       09/30/97
5,673,317                      08/408,737 		       09/30/97
5,673,326                      08/410,677 		       09/30/97
5,673,331                      08/462,339 		       09/30/97
5,673,336                      08/584,870 		       09/30/97
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5,673,341                      08/584,777 		       09/30/97
5,673,356                      08/378,105 		       09/30/97
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5,673,372                      07/776,373 		       09/30/97
5,673,375                      08/306,153 		       09/30/97
5,673,377                      08/300,449 		       09/30/97
5,673,379                      08/407,467 		       09/30/97
5,673,390                      08/287,640 		       09/30/97
5,673,424                      08/748,795 		       09/30/97
