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 main-
tenance 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 ap-
plicable surcharge.

                   PATENTS WHICH EXPIRED ON October 7, 1998
                    DUE TO FAILURE TO PAY MAINTENANCE FEES

Patent                     Application                     Issue
Number                        Number                        Date

4,615,051                   06/774,179                   10/07/86
4,615,058                   06/786,284                   10/07/86
4,615,067                   06/670,631                   10/07/86
4,615,070                   06/644,857                   10/07/86
4,615,083                   06/744,231                   10/07/86
4,615,084                   06/643,001                   10/07/86
4,615,087                   06/775,262                   10/07/86
4,615,092                   06/735,549                   10/07/86
4,615,094                   06/725,628                   10/07/86
4,615,099                   06/794,266                   10/07/86
4,615,106                   06/716,264                   10/07/86
4,615,111                   06/661,422                   10/07/86
4,615,112                   06/732,073                   10/07/86
4,615,113                   06/694,368                   10/07/86
4,615,122                   06/597,954                   10/07/86
4,615,127                   06/717,866                   10/07/86
4,615,128                   06/693,632                   10/07/86
4,615,133                   06/653,686                   10/07/86
4,615,138                   06/672,358                   10/07/86
4,615,153                   06/786,760                   10/07/86
4,615,159                   06/583,261                   10/07/86
4,615,161                   06/675,202                   10/07/86
4,615,175                   06/580,276                   10/07/86
4,615,176                   06/727,681                   10/07/86
4,615,177                   06/667,747                   10/07/86
4,615,190                   06/665,243                   10/07/86
4,615,191                   06/700,244                   10/07/86
4,615,194                   06/751,490                   10/07/86
4,615,197                   06/657,950                   10/07/86
4,615,199                   06/796,882                   10/07/86
4,615,205                   06/621,382                   10/07/86
4,615,209                   06/688,518                   10/07/86
4,615,214                   06/730,561                   10/07/86
4,615,224                   06/764,230                   10/07/86
4,615,237                   06/361,043                   10/07/86
4,615,246                   06/763,626                   10/07/86
4,615,248                   06/700,507                   10/07/86
4,615,252                   06/695,098                   10/07/86
4,615,256                   06/715,402                   10/07/86
4,615,258                   06/616,228                   10/07/86
4,615,262                   06/749,868                   10/07/86
4,615,264                   06/723,159                   10/07/86
4,615,272                   06/649,565                   10/07/86
4,615,288                   06/709,653                   10/07/86
4,615,291                   06/698,341                   10/07/86
4,615,292                   06/610,274                   10/07/86
4,615,295                   06/721,782                   10/07/86
4,615,298                   06/619,834                   10/07/86
4,615,299                   06/709,185                   10/07/86
4,615,306                   06/810,535                   10/07/86
4,615,312                   06/637,123                   10/07/86
4,615,317                   06/729,024                   10/07/86
4,615,318                   06/781,556                   10/07/86
4,615,320                   06/610,380                   10/07/86
4,615,323                   06/721,113                   10/07/86
4,615,327                   06/781,489                   10/07/86
4,615,332                   06/711,754                   10/07/86
4,615,340                   06/822,963                   10/07/86
4,615,342                   06/699,629                   10/07/86
4,615,348                   06/449,191                   10/07/86
4,615,352                   06/733,780                   10/07/86
4,615,353                   06/574,278                   10/07/86
4,615,355                   06/535,822                   10/07/86
4,615,356                   06/534,594                   10/07/86
4,615,358                   06/615,143                   10/07/86
4,615,360                   06/772,783                   10/07/86
4,615,363                   06/676,057                   10/07/86
4,615,366                   06/752,554                   10/07/86
4,615,371                   06/651,303                   10/07/86
4,615,373                   06/771,213                   10/07/86
4,615,377                   06/678,595                   10/07/86
4,615,381                   06/576,809                   10/07/86
4,615,382                   06/783,956                   10/07/86
4,615,386                   06/704,690                   10/07/86
4,615,388                   06/664,713                   10/07/86
4,615,389                   06/664,714                   10/07/86
4,615,392                   06/700,786                   10/07/86
4,615,393                   06/673,004                   10/07/86
4,615,398                   06/646,929                   10/07/86
4,615,400                   06/725,648                   10/07/86
4,615,401                   06/737,577                   10/07/86
4,615,402                   06/742,769                   10/07/86
4,615,405                   06/724,072                   10/07/86
4,615,415                   06/737,207                   10/07/86
4,615,424                   06/509,190                   10/07/86
4,615,430                   06/650,886                   10/07/86
4,615,432                   06/672,348                   10/07/86
4,615,438                   06/767,419                   10/07/86
4,615,441                   06/813,765                   10/07/86
4,615,446                   06/675,592                   10/07/86
4,615,449                   06/606,147                   10/07/86
4,615,450                   06/621,154                   10/07/86
4,615,456                   06/784,184                   10/07/86
4,615,466                   06/583,537                   10/07/86
4,615,470                   06/630,767                   10/07/86
4,615,471                   06/746,446                   10/07/86
4,615,472                   06/746,414                   10/07/86
4,615,480                   06/746,014                   10/07/86
4,615,485                   06/742,748                   10/07/86
4,615,488                   06/628,799                   10/07/86
4,615,490                   06/674,273                   10/07/86
4,615,493                   06/612,616                   10/07/86
4,615,500                   06/642,130                   10/07/86
4,615,503                   06/730,662                   10/07/86
4,615,505                   06/709,922                   10/07/86
4,615,513                   06/606,517                   10/07/86
4,615,521                   06/585,470                   10/07/86
4,615,531                   06/702,780                   10/07/86
4,615,535                   06/659,579                   10/07/86
4,615,537                   06/684,898                   10/07/86
4,615,542                   06/594,915                   10/07/86
4,615,544                   06/348,735                   10/07/86
4,615,546                   06/695,374                   10/07/86
4,615,556                   06/701,785                   10/07/86
4,615,563                   06/670,368                   10/07/86
4,615,572                   06/533,996                   10/07/86
4,615,573                   06/794,179                   10/07/86
4,615,574                   06/713,902                   10/07/86
4,615,584                   06/799,296                   10/07/86
4,615,585                   06/690,081                   10/07/86
4,615,589                   06/662,975                   10/07/86
4,615,593                   06/766,984                   10/07/86
4,615,594                   06/693,927                   10/07/86
4,615,597                   06/689,289                   10/07/86
4,615,606                   06/547,942                   10/07/86
4,615,627                   06/742,362                   10/07/86
4,615,642                   06/655,753                   10/07/86
4,615,644                   06/821,284                   10/07/86
4,615,645                   06/730,535                   10/07/86
4,615,646                   06/614,424                   10/07/86
4,615,647                   06/703,960                   10/07/86
4,615,654                   06/646,908                   10/07/86
4,615,656                   06/648,515                   10/07/86
4,615,658                   06/753,882                   10/07/86
4,615,664                   06/652,491                   10/07/86
4,615,666                   06/740,959                   10/07/86
4,615,674                   06/776,008                   10/07/86
4,615,689                   06/687,683                   10/07/86
4,615,707                   06/781,971                   10/07/86
4,615,712                   06/764,277                   10/07/86
4,615,714                   06/819,027                   10/07/86
4,615,717                   06/780,777                   10/07/86
4,615,729                   06/827,122                   10/07/86
4,615,735                   06/651,723                   10/07/86
4,615,745                   06/796,120                   10/07/86
4,615,746                   06/652,096                   10/07/86
4,615,751                   06/688,156                   10/07/86
4,615,756                   06/753,858                   10/07/86
4,615,761                   06/712,032                   10/07/86
4,615,763                   06/688,388                   10/07/86
4,615,766                   06/705,959                   10/07/86
4,615,771                   06/818,519                   10/07/86
4,615,775                   06/490,515                   10/07/86
4,615,776                   06/661,696                   10/07/86
4,615,781                   06/790,589                   10/07/86
4,615,782                   06/742,100                   10/07/86
4,615,790                   06/791,660                   10/07/86
4,615,801                   06/666,245                   10/07/86
4,615,809                   06/734,021                   10/07/86
4,615,811                   06/693,399                   10/07/86
4,615,817                   06/735,390                   10/07/86
4,615,819                   06/703,631                   10/07/86
4,615,821                   06/654,334                   10/07/86
4,615,826                   06/745,566                   10/07/86
4,615,834                   06/578,615                   10/07/86
4,615,835                   06/731,861                   10/07/86
4,615,836                   06/611,655                   10/07/86
4,615,838                   06/671,963                   10/07/86
4,615,839                   06/681,025                   10/07/86
4,615,844                   06/746,392                   10/07/86
4,615,847                   06/705,757                   10/07/86
4,615,848                   06/702,023                   10/07/86
4,615,850                   06/630,924                   10/07/86
4,615,853                   06/658,283                   10/07/86
4,615,854                   06/605,037                   10/07/86
4,615,859                   06/263,191                   10/07/86
4,615,863                   06/768,137                   10/07/86
4,615,867                   06/604,601                   10/07/86
4,615,869                   06/747,692                   10/07/86
4,615,881                   06/588,371                   10/07/86
4,615,883                   06/790,337                   10/07/86
4,615,884                   06/721,841                   10/07/86
4,615,885                   06/659,228                   10/07/86
4,615,893                   06/690,630                   10/07/86
4,615,904                   06/718,494                   10/07/86
4,615,909                   06/723,122                   10/07/86
4,615,912                   06/636,526                   10/07/86
4,615,914                   06/785,305                   10/07/86
4,615,916                   06/624,558                   10/07/86
4,615,918                   06/753,456                   10/07/86
4,615,921                   06/771,493                   10/07/86
4,615,928                   06/660,678                   10/07/86
4,615,929                   06/792,798                   10/07/86
4,615,931                   06/700,131                   10/07/86
4,615,936                   06/710,870                   10/07/86
4,615,943                   06/810,905                   10/07/86
4,615,945                   06/701,422                   10/07/86
4,615,951                   06/779,330                   10/07/86
4,615,953                   06/706,163                   10/07/86
4,615,954                   06/655,129                   10/07/86
4,615,958                   06/507,953                   10/07/86
4,615,962                   06/526,033                   10/07/86
4,615,964                   06/568,679                   10/07/86
4,615,971                   06/774,806                   10/07/86
4,615,984                   06/582,949                   10/07/86
4,615,993                   06/699,508                   10/07/86
4,616,001                   06/756,610                   10/07/86
4,616,005                   06/809,630                   10/07/86
4,616,021                   06/722,709                   10/07/86
4,616,033                   06/711,651                   10/07/86
4,616,034                   06/706,806                   10/07/86
4,616,039                   06/727,989                   10/07/86
4,616,053                   06/743,986                   10/07/86
4,616,054                   06/683,182                   10/07/86
4,616,065                   06/723,385                   10/07/86
4,616,088                   06/681,756                   10/07/86
4,616,090                   06/409,471                   10/07/86
4,616,093                   06/239,762                   10/07/86
4,616,104                   06/672,086                   10/07/86
4,616,105                   06/665,304                   10/07/86
4,616,108                   06/636,844                   10/07/86
4,616,109                   06/570,129                   10/07/86
4,616,111                   06/597,654                   10/07/86
4,616,113                   06/706,591                   10/07/86
4,616,114                   06/672,644                   10/07/86
4,616,119                   06/687,565                   10/07/86
4,616,121                   06/751,467                   10/07/86
4,616,128                   06/575,036                   10/07/86
4,616,131                   06/591,467                   10/07/86
4,616,134                   06/631,662                   10/07/86
4,616,145                   06/595,738                   10/07/86
4,616,153                   06/680,137                   10/07/86
4,616,154                   06/623,600                   10/07/86
4,616,165                   06/725,882                   10/07/86
4,616,167                   06/475,165                   10/07/86
4,616,173                   06/591,875                   10/07/86
4,616,176                   06/570,082                   10/07/86
4,616,190                   06/771,748                   10/07/86
4,616,198                   06/754,042                   10/07/86
4,616,199                   06/684,561                   10/07/86
4,616,201                   06/672,222                   10/07/86
4,616,207                   06/659,971                   10/07/86
4,616,208                   06/467,265                   10/07/86
4,616,209                   06/495,895                   10/07/86
4,616,211                   06/680,017                   10/07/86
4,616,212                   06/709,479                   10/07/86
4,616,218                   06/455,086                   10/07/86
4,616,219                   06/469,037                   10/07/86
4,616,226                   06/441,196                   10/07/86
4,616,230                   06/671,393                   10/07/86
4,616,236                   06/629,492                   10/07/86
4,616,241                   06/477,698                   10/07/86
4,616,244                   06/645,773                   10/07/86
4,616,252                   06/631,073                   10/07/86
4,616,254                   06/724,647                   10/07/86
4,616,256                   06/586,860                   10/07/86
4,616,258                   06/459,554                   10/07/86
4,616,263                   06/700,424                   10/07/86
4,616,286                   06/681,068                   10/07/86
4,616,296                   06/763,342                   10/07/86
4,616,297                   06/789,021                   10/07/86
4,616,307                   06/682,361                   10/07/86
4,616,310                   06/496,726                   10/07/86
4,616,311                   06/727,197                   10/07/86
4,616,313                   06/592,012                   10/07/86
4,616,316                   06/458,312                   10/07/86
4,616,319                   06/638,286                   10/07/86
4,616,322                   06/622,882                   10/07/86
4,616,326                   06/546,440                   10/07/86
4,616,332                   06/423,256                   10/07/86
4,616,335                   06/509,494                   10/07/86
4,616,343                   06/788,049                   10/07/86
4,616,348                   06/547,703                   10/07/86
4,616,353                   06/599,941                   10/07/86
4,616,358                   06/815,136                   10/07/86

                   PATENTS WHICH EXPIRED ON October 2, 1998
                    DUE TO FAILURE TO PAY MAINTENANCE FEES

4,959,878                   07/377,957                   10/02/90
4,959,880                   07/407,955                   10/02/90
4,959,881                   07/492,410                   10/02/90
4,959,883                   07/520,503                   10/02/90
4,959,886                   07/405,304                   10/02/90
4,959,891                   07/500,184                   10/02/90
4,959,892                   07/481,265                   10/02/90
4,959,895                   07/421,124                   10/02/90
4,959,896                   07/203,528                   10/02/90
4,959,902                   07/378,055                   10/02/90
4,959,907                   07/263,364                   10/02/90
4,959,914                   07/265,811                   10/02/90
4,959,917                   07/430,830                   10/02/90
4,959,922                   07/334,866                   10/02/90
4,959,924                   07/333,707                   10/02/90
4,959,926                   07/222,095                   10/02/90
4,959,927                   07/401,932                   10/02/90
4,959,929                   07/137,069                   10/02/90
4,959,930                   07/143,853                   10/02/90
4,959,931                   07/412,960                   10/02/90
4,959,939                   07/412,519                   10/02/90
4,959,947                   07/349,230                   10/02/90
4,959,948                   07/249,296                   10/02/90
4,959,951                   07/354,925                   10/02/90
4,959,962                   07/476,143                   10/02/90
4,959,965                   07/394,549                   10/02/90
4,959,968                   07/324,707                   10/02/90
4,959,969                   07/354,813                   10/02/90
4,959,973                   07/355,160                   10/02/90
4,959,977                   07/303,045                   10/02/90
4,959,988                   07/418,501                   10/02/90
4,959,994                   07/417,901                   10/02/90
4,960,001                   07/272,893                   10/02/90
4,960,003                   07/389,601                   10/02/90
4,960,009                   07/412,632                   10/02/90
4,960,011                   07/385,429                   10/02/90
4,960,014                   07/409,331                   10/02/90
4,960,015                   07/517,742                   10/02/90
4,960,020                   07/290,103                   10/02/90
4,960,032                   07/416,931                   10/02/90
4,960,039                   07/323,502                   10/02/90
4,960,054                   07/386,908                   10/02/90
4,960,056                   07/404,396                   10/02/90
4,960,062                   07/211,694                   10/02/90
4,960,064                   07/422,419                   10/02/90
4,960,075                   07/408,866                   10/02/90
4,960,077                   07/406,694                   10/02/90
4,960,079                   07/389,327                   10/02/90
4,960,096                   07/437,713                   10/02/90
4,960,098                   07/222,058                   10/02/90
4,960,102                   07/475,181                   10/02/90
4,960,105                   07/355,279                   10/02/90
4,960,109                   07/209,518                   10/02/90
4,960,120                   07/263,772                   10/02/90
4,960,130                   07/435,805                   10/02/90
4,960,132                   07/403,108                   10/02/90
4,960,135                   07/298,697                   10/02/90
4,960,136                   07/335,825                   10/02/90
4,960,141                   07/249,986                   10/02/90
4,960,152                   07/348,529                   10/02/90
4,960,166                   07/387,539                   10/02/90
4,960,171                   07/391,807                   10/02/90
4,960,172                   07/395,809                   10/02/90
4,960,175                   07/401,441                   10/02/90
4,960,176                   07/411,531                   10/02/90
4,960,181                   07/420,598                   10/02/90
4,960,188                   07/405,748                   10/02/90
4,960,193                   07/302,667                   10/02/90
4,960,198                   07/362,879                   10/02/90
4,960,199                   07/461,235                   10/02/90
4,960,204                   07/239,772                   10/02/90
4,960,212                   07/413,031                   10/02/90
4,960,226                   07/362,062                   10/02/90
4,960,228                   07/281,070                   10/02/90
4,960,237                   07/229,989                   10/02/90
4,960,239                   07/485,220                   10/02/90
4,960,241                   07/332,722                   10/02/90
4,960,245                   07/346,953                   10/02/90
4,960,254                   07/277,360                   10/02/90
4,960,257                   07/345,489                   10/02/90
4,960,267                   07/357,534                   10/02/90
4,960,268                   07/305,049                   10/02/90
4,960,269                   07/432,264                   10/02/90
4,960,278                   07/503,794                   10/02/90
4,960,285                   07/410,589                   10/02/90
4,960,288                   07/303,636                   10/02/90
4,960,289                   07/220,032                   10/02/90
4,960,292                   07/420,142                   10/02/90
4,960,295                   07/249,910                   10/02/90
4,960,299                   07/376,367                   10/02/90
4,960,302                   07/428,985                   10/02/90
4,960,303                   07/408,893                   10/02/90
4,960,316                   07/270,613                   10/02/90
4,960,319                   07/417,182                   10/02/90
4,960,323                   07/253,657                   10/02/90
4,960,332                   07/214,481                   10/02/90
4,960,334                   07/318,017                   10/02/90
4,960,335                   07/434,820                   10/02/90
4,960,340                   07/143,915                   10/02/90
4,960,346                   07/262,444                   10/02/90
4,960,353                   07/362,093                   10/02/90
4,960,359                   07/299,671                   10/02/90
4,960,365                   07/442,625                   10/02/90
4,960,369                   07/371,258                   10/02/90
4,960,376                   07/369,954                   10/02/90
4,960,379                   07/304,661                   10/02/90
4,960,381                   07/231,653                   10/02/90
4,960,383                   07/294,419                   10/02/90
4,960,395                   07/367,983                   10/02/90
4,960,396                   07/413,600                   10/02/90
4,960,399                   07/219,332                   10/02/90
4,960,401                   07/450,563                   10/02/90
4,960,407                   07/357,485                   10/02/90
4,960,426                   07/363,413                   10/02/90
4,960,438                   07/357,942                   10/02/90
4,960,453                   07/190,601                   10/02/90
4,960,456                   07/354,329                   10/02/90
4,960,467                   07/283,347                   10/02/90
4,960,468                   07/260,250                   10/02/90
4,960,470                   07/340,142                   10/02/90
4,960,472                   07/292,180                   10/02/90
4,960,474                   07/241,735                   10/02/90
4,960,481                   07/367,233                   10/02/90
4,960,482                   07/310,291                   10/02/90
4,960,484                   07/302,086                   10/02/90
4,960,487                   07/427,376                   10/02/90
4,960,490                   07/258,615                   10/02/90
4,960,491                   07/463,248                   10/02/90
4,960,492                   07/306,514                   10/02/90
4,960,496                   07/324,525                   10/02/90
4,960,498                   07/088,765                   10/02/90
4,960,507                   07/418,070                   10/02/90
4,960,508                   07/303,334                   10/02/90
4,960,509                   07/380,984                   10/02/90
4,960,512                   07/262,214                   10/02/90
4,960,514                   07/454,964                   10/02/90
4,960,527                   07/368,403                   10/02/90
4,960,529                   07/406,474                   10/02/90
4,960,532                   07/262,841                   10/02/90
4,960,539                   07/431,677                   10/02/90
4,960,543                   07/289,913                   10/02/90
4,960,545                   07/406,572                   10/02/90
4,960,555                   07/500,163                   10/02/90
4,960,561                   07/308,499                   10/02/90
4,960,566                   07/087,646                   10/02/90
4,960,568                   07/244,206                   10/02/90
4,960,570                   07/398,400                   10/02/90
4,960,573                   07/293,897                   10/02/90
4,960,574                   07/384,344                   10/02/90
4,960,576                   07/359,896                   10/02/90
4,960,578                   07/264,221                   10/02/90
4,960,582                   07/387,965                   10/02/90
4,960,587                   07/166,395                   10/02/90
4,960,589                   07/294,808                   10/02/90
4,960,592                   07/338,673                   10/02/90
4,960,604                   07/322,022                   10/02/90
4,960,607                   07/335,345                   10/02/90
4,960,609                   07/434,151                   10/02/90
4,960,613                   07/253,020                   10/02/90
4,960,614                   07/365,712                   10/02/90
4,960,619                   07/346,149                   10/02/90
4,960,621                   07/400,451                   10/02/90
4,960,623                   07/418,161                   10/02/90
4,960,628                   07/392,058                   10/02/90
4,960,635                   07/244,930                   10/02/90
4,960,636                   07/497,914                   10/02/90
4,960,642                   07/163,962                   10/02/90
4,960,646                   07/338,791                   10/02/90
4,960,648                   07/336,281                   10/02/90
4,960,663                   07/322,650                   10/02/90
4,960,665                   07/316,193                   10/02/90
4,960,666                   07/316,069                   10/02/90
4,960,675                   07/229,298                   10/02/90
4,960,676                   07/199,712                   10/02/90
4,960,690                   06/871,111                   10/02/90
4,960,703                   07/041,427                   10/02/90
4,960,711                   07/303,221                   10/02/90
4,960,729                   07/449,389                   10/02/90
4,960,733                   07/159,606                   10/02/90
4,960,738                   07/262,305                   10/02/90
4,960,742                   07/262,637                   10/02/90
4,960,751                   07/174,790                   10/02/90
4,960,760                   07/392,199                   10/02/90
4,960,766                   06/930,427                   10/02/90
4,960,769                   07/274,271                   10/02/90
4,960,775                   07/279,123                   10/02/90
4,960,781                   07/481,780                   10/02/90
4,960,785                   07/346,115                   10/02/90
4,960,789                   07/266,966                   10/02/90
4,960,790                   07/321,152                   10/02/90
4,960,791                   07/285,757                   10/02/90
4,960,794                   07/252,633                   10/02/90
4,960,802                   07/490,182                   10/02/90
4,960,803                   07/227,548                   10/02/90
4,960,806                   07/424,625                   10/02/90
4,960,812                   07/265,236                   10/02/90
4,960,814                   07/205,765                   10/02/90
4,960,815                   07/465,535                   10/02/90
4,960,817                   07/331,705                   10/02/90
4,960,818                   07/343,106                   10/02/90
4,960,821                   07/135,824                   10/02/90
4,960,822                   07/319,275                   10/02/90
4,960,824                   07/248,762                   10/02/90
4,960,832                   07/189,410                   10/02/90
4,960,837                   07/249,858                   10/02/90
4,960,840                   07/396,410                   10/02/90
4,960,841                   07/292,633                   10/02/90
4,960,843                   07/374,909                   10/02/90
4,960,847                   07/216,163                   10/02/90
4,960,855                   07/354,810                   10/02/90
4,960,861                   07/213,436                   10/02/90
4,960,863                   07/414,164                   10/02/90
4,960,864                   07/358,954                   10/02/90
4,960,866                   07/301,200                   10/02/90
4,960,868                   07/310,426                   10/02/90
4,960,869                   07/226,720                   10/02/90
4,960,883                   07/310,683                   10/02/90
4,960,887                   07/156,182                   10/02/90
4,960,888                   07/320,875                   10/02/90
4,960,891                   07/336,993                   10/02/90
4,960,898                   07/494,026                   10/02/90
4,960,899                   07/487,679                   10/02/90
4,960,900                   07/290,248                   10/02/90
4,960,901                   07/114,049                   10/02/90
4,960,904                   07/403,444                   10/02/90
4,960,907                   07/391,618                   10/02/90
4,960,913                   07/353,657                   10/02/90
4,960,916                   07/415,505                   10/02/90
4,960,918                   07/410,352                   10/02/90
4,960,919                   07/311,527                   10/02/90
4,960,922                   07/323,652                   10/02/90
4,960,923                   07/266,485                   10/02/90
4,960,924                   07/265,185                   10/02/90
4,960,929                   07/257,741                   10/02/90
4,960,932                   07/251,854                   10/02/90
4,960,933                   07/399,675                   10/02/90
4,960,945                   07/379,388                   10/02/90
4,960,948                   07/456,891                   10/02/90
4,960,950                   07/173,905                   10/02/90
4,960,961                   07/294,438                   10/02/90
4,960,973                   07/412,932                   10/02/90
4,960,981                   07/298,348                   10/02/90
4,960,988                   07/318,834                   10/02/90
4,960,991                   07/422,936                   10/02/90
4,960,992                   07/326,150                   10/02/90
4,961,006                   07/369,877                   10/02/90
4,961,023                   07/408,985                   10/02/90
4,961,041                   07/314,054                   10/02/90
4,961,044                   07/401,805                   10/02/90
4,961,046                   07/392,633                   10/02/90
4,961,048                   07/389,245                   10/02/90
4,961,063                   07/448,708                   10/02/90
4,961,075                   07/405,789                   10/02/90
4,961,080                   07/310,875                   10/02/90
4,961,083                   07/350,401                   10/02/90
4,961,087                   07/374,236                   10/02/90
4,961,089                   07/290,718                   10/02/90
4,961,095                   07/314,242                   10/02/90
4,961,101                   07/183,847                   10/02/90
4,961,112                   07/299,120                   10/02/90
4,961,113                   07/294,699                   10/02/90
4,961,115                   07/292,687                   10/02/90
4,961,116                   07/122,811                   10/02/90
4,961,117                   07/117,971                   10/02/90
4,961,119                   07/110,923                   10/02/90
4,961,121                   07/241,678                   10/02/90
4,961,136                   07/443,842                   10/02/90
4,961,137                   07/040,007                   10/02/90
4,961,144                   07/350,291                   10/02/90
4,961,145                   07/298,996                   10/02/90
4,961,147                   07/413,635                   10/02/90
4,961,148                   07/306,720                   10/02/90
4,961,149                   07/303,470                   10/02/90
4,961,158                   07/274,766                   10/02/90
4,961,162                   07/297,782                   10/02/90
4,961,177                   07/302,264                   10/02/90
4,961,189                   07/397,216                   10/02/90
4,961,192                   07/225,976                   10/02/90
4,961,193                   07/276,583                   10/02/90
4,961,200                   07/361,259                   10/02/90
4,961,202                   07/396,434                   10/02/90
4,961,203                   07/410,007                   10/02/90
4,961,210                   07/486,324                   10/02/90
4,961,213                   07/314,014                   10/02/90
4,961,215                   07/281,620                   10/02/90
4,961,216                   07/292,221                   10/02/90
4,961,220                   07/290,304                   10/02/90
4,961,223                   07/334,688                   10/02/90
4,961,224                   07/319,277                   10/02/90

                   PATENTS WHICH EXPIRED ON October 4, 1998
                    DUE TO FAILURE TO PAY MAINTENANCE FEES

5,351,343                   07/983,362                   10/04/94
5,351,348                   08/047,951                   10/04/94
5,351,349                   08/159,296                   10/04/94
5,351,350                   08/075,707                   10/04/94
5,351,352                   08/161,987                   10/04/94
5,351,353                   07/861,257                   10/04/94
5,351,355                   08/067,281                   10/04/94
5,351,358                   07/936,851                   10/04/94
5,351,359                   08/129,467                   10/04/94
5,351,363                   07/934,965                   10/04/94
5,351,364                   08/172,481                   10/04/94
5,351,370                   08/139,767                   10/04/94
5,351,380                   08/158,394                   10/04/94
5,351,381                   08/057,679                   10/04/94
5,351,395                   07/999,518                   10/04/94
5,351,397                   08/061,759                   10/04/94
5,351,413                   08/061,261                   10/04/94
5,351,414                   07/954,744                   10/04/94
5,351,420                   08/183,932                   10/04/94
5,351,421                   07/923,879                   10/04/94
5,351,424                   08/079,010                   10/04/94
5,351,432                   08/103,484                   10/04/94
5,351,435                   08/080,197                   10/04/94
5,351,438                   08/072,835                   10/04/94
5,351,446                   07/938,691                   10/04/94
5,351,447                   08/002,051                   10/04/94
5,351,448                   08/049,158                   10/04/94
5,351,454                   07/705,514                   10/04/94
5,351,455                   08/118,657                   10/04/94
5,351,457                   08/099,925                   10/04/94
5,351,458                   07/954,899                   10/04/94
5,351,464                   07/984,994                   10/04/94
5,351,468                   08/040,840                   10/04/94
5,351,469                   08/162,793                   10/04/94
5,351,476                   08/049,099                   10/04/94
5,351,486                   08/178,536                   10/04/94
5,351,487                   07/944,537                   10/04/94
5,351,491                   08/039,667                   10/04/94
5,351,503                   08/044,073                   10/04/94
5,351,508                   07/975,619                   10/04/94
5,351,511                   08/035,390                   10/04/94
5,351,523                   08/006,401                   10/04/94
5,351,529                   08/031,979                   10/04/94
5,351,532                   07/960,486                   10/04/94
5,351,542                   07/826,950                   10/04/94
5,351,546                   07/964,998                   10/04/94
5,351,548                   07/984,896                   10/04/94
5,351,549                   07/954,996                   10/04/94
5,351,553                   08/059,769                   10/04/94
5,351,566                   08/106,831                   10/04/94
5,351,568                   08/033,828                   10/04/94
5,351,576                   07/982,647                   10/04/94
5,351,578                   07/984,175                   10/04/94
5,351,579                   08/064,305                   10/04/94
5,351,580                   08/107,513                   10/04/94
5,351,582                   07/940,675                   10/04/94
5,351,583                   08/025,573                   10/04/94
5,351,587                   07/952,844                   10/04/94
5,351,591                   08/088,518                   10/04/94
5,351,600                   07/983,295                   10/04/94
5,351,601                   07/878,349                   10/04/94
5,351,602                   07/925,048                   10/04/94
5,351,611                   08/046,307                   10/04/94
5,351,615                   08/066,769                   10/04/94
5,351,620                   07/852,222                   10/04/94
5,351,624                   08/029,025                   10/04/94
5,351,627                   07/994,100                   10/04/94
5,351,633                   07/992,964                   10/04/94
5,351,634                   07/967,115                   10/04/94
5,351,637                   07/949,641                   10/04/94
5,351,640                   08/110,500                   10/04/94
5,351,641                   08/015,483                   10/04/94
5,351,647                   08/007,498                   10/04/94
5,351,651                   08/083,234                   10/04/94
5,351,655                   08/183,020                   10/04/94
5,351,656                   08/180,805                   10/04/94
5,351,660                   08/086,538                   10/04/94
5,351,663                   08/109,483                   10/04/94
5,351,667                   08/084,308                   10/04/94
5,351,671                   08/116,574                   10/04/94
5,351,678                   07/938,827                   10/04/94
5,351,681                   08/060,527                   10/04/94
5,351,696                   08/052,359                   10/04/94
5,351,699                   08/130,263                   10/04/94
5,351,700                   08/000,505                   10/04/94
5,351,702                   08/154,293                   10/04/94
5,351,703                   07/982,711                   10/04/94
5,351,704                   08/063,510                   10/04/94
5,351,708                   08/165,956                   10/04/94
5,351,711                   07/947,107                   10/04/94
5,351,712                   08/157,668                   10/04/94
5,351,715                   08/006,799                   10/04/94
5,351,716                   08/095,007                   10/04/94
5,351,719                   07/768,306                   10/04/94
5,351,723                   08/131,063                   10/04/94
5,351,725                   08/041,485                   10/04/94
5,351,729                   08/092,383                   10/04/94
5,351,731                   08/050,062                   10/04/94
5,351,739                   08/050,710                   10/04/94
5,351,742                   07/919,035                   10/04/94
5,351,744                   07/955,702                   10/04/94
5,351,748                   08/006,647                   10/04/94
5,351,752                   07/906,669                   10/04/94
5,351,753                   08/011,969                   10/04/94
5,351,754                   07/957,419                   10/04/94
5,351,758                   08/020,638                   10/04/94
5,351,762                   08/058,146                   10/04/94
5,351,770                   08/078,123                   10/04/94
5,351,777                   07/883,488                   10/04/94
5,351,778                   07/936,938                   10/04/94
5,351,781                   08/082,796                   10/04/94
5,351,784                   08/217,428                   10/04/94
5,351,791                   08/171,340                   10/04/94
5,351,793                   08/058,540                   10/04/94
5,351,794                   08/030,455                   10/04/94
5,351,808                   08/098,472                   10/04/94
5,351,814                   07/936,707                   10/04/94
5,351,817                   08/136,525                   10/04/94
5,351,818                   07/932,562                   10/04/94
5,351,824                   08/071,258                   10/04/94
5,351,826                   08/178,780                   10/04/94
5,351,830                   07/888,880                   10/04/94
5,351,838                   08/087,670                   10/04/94
5,351,839                   08/030,812                   10/04/94
5,351,850                   07/943,775                   10/04/94
5,351,852                   07/773,773                   10/04/94
5,351,856                   07/967,788                   10/04/94
5,351,857                   08/088,389                   10/04/94
5,351,858                   07/980,073                   10/04/94
5,351,861                   08/052,796                   10/04/94
5,351,863                   08/027,448                   10/04/94
5,351,869                   07/793,646                   10/04/94
5,351,877                   08/192,241                   10/04/94
5,351,879                   08/115,115                   10/04/94
5,351,882                   07/903,898                   10/04/94
5,351,884                   08/030,198                   10/04/94
5,351,889                   07/777,031                   10/04/94
5,351,890                   08/180,601                   10/04/94
5,351,894                   07/916,277                   10/04/94
5,351,896                   08/130,691                   10/04/94
5,351,901                   07/992,833                   10/04/94
5,351,908                   08/024,453                   10/04/94
5,351,909                   07/933,984                   10/04/94
5,351,915                   08/005,245                   10/04/94
5,351,916                   08/051,034                   10/04/94
5,351,922                   07/972,456                   10/04/94
5,351,924                   07/946,337                   10/04/94
5,351,931                   08/039,597                   10/04/94
5,351,941                   08/106,425                   10/04/94
5,351,948                   08/202,383                   10/04/94
5,351,950                   08/126,245                   10/04/94
5,351,955                   08/071,537                   10/04/94
5,351,960                   08/161,149                   10/04/94
5,351,961                   08/045,716                   10/04/94
5,351,962                   08/149,557                   10/04/94
5,351,963                   08/064,133                   10/04/94
5,351,964                   08/159,825                   10/04/94
5,351,967                   08/106,578                   10/04/94
5,351,968                   07/972,567                   10/04/94
5,351,971                   08/083,487                   10/04/94
5,351,976                   08/027,685                   10/04/94
5,351,979                   07/986,135                   10/04/94
5,351,980                   08/180,627                   10/04/94
5,351,981                   08/009,835                   10/04/94
5,351,983                   08/048,186                   10/04/94
5,351,985                   08/088,638                   10/04/94
5,351,987                   08/172,986                   10/04/94
5,351,988                   07/833,240                   10/04/94
5,351,993                   07/925,076                   10/04/94
5,352,001                   08/136,694                   10/04/94
5,352,006                   07/981,554                   10/04/94
5,352,008                   08/099,475                   10/04/94
5,352,011                   07/974,431                   10/04/94
5,352,013                   07/943,519                   10/04/94
5,352,016                   07/798,596                   10/04/94
5,352,024                   08/069,588                   10/04/94
5,352,031                   08/094,257                   10/04/94
5,352,036                   08/091,722                   10/04/94
5,352,039                   07/975,566                   10/04/94
5,352,040                   08/225,363                   10/04/94
5,352,053                   08/087,257                   10/04/94
5,352,057                   07/998,185                   10/04/94
5,352,058                   07/956,899                   10/04/94
5,352,068                   08/014,648                   10/04/94
5,352,071                   08/073,580                   10/04/94
5,352,076                   08/044,155                   10/04/94
5,352,080                   08/165,009                   10/04/94
5,352,086                   07/932,990                   10/04/94
5,352,090                   07/926,117                   10/04/94
5,352,094                   07/821,643                   10/04/94
5,352,099                   07/990,667                   10/04/94
5,352,105                   08/185,005                   10/04/94
5,352,111                   08/083,351                   10/04/94
5,352,116                   08/163,368                   10/04/94
5,352,117                   08/085,812                   10/04/94
5,352,120                   08/086,504                   10/04/94
5,352,121                   07/730,980                   10/04/94
5,352,122                   07/990,958                   10/04/94
5,352,124                   08/067,002                   10/04/94
5,352,127                   08/021,581                   10/04/94
5,352,130                   08/073,588                   10/04/94
5,352,131                   08/071,583                   10/04/94
5,352,135                   08/029,242                   10/04/94
5,352,140                   08/120,070                   10/04/94
5,352,145                   07/744,924                   10/04/94
5,352,147                   07/998,999                   10/04/94
5,352,150                   07/874,182                   10/04/94
5,352,152                   08/079,622                   10/04/94
5,352,155                   07/966,418                   10/04/94
5,352,162                   07/977,112                   10/04/94
5,352,165                   08/057,127                   10/04/94
5,352,166                   08/127,737                   10/04/94
5,352,167                   08/074,116                   10/04/94
5,352,170                   08/044,126                   10/04/94
5,352,171                   08/188,758                   10/04/94
5,352,172                   08/143,911                   10/04/94
5,352,176                   08/125,692                   10/04/94
5,352,179                   08/114,157                   10/04/94
5,352,187                   08/156,050                   10/04/94
5,352,196                   08/004,150                   10/04/94
5,352,201                   08/191,429                   10/04/94
5,352,208                   07/983,053                   10/04/94
5,352,211                   08/086,010                   10/04/94
5,352,233                   08/015,479                   10/04/94
5,352,242                   08/070,566                   10/04/94
5,352,246                   07/944,050                   10/04/94
5,352,250                   08/050,128                   10/04/94
5,352,253                   08/043,810                   10/04/94
5,352,255                   08/048,451                   10/04/94
5,352,278                   08/128,572                   10/04/94
5,352,291                   08/104,614                   10/04/94
5,352,297                   08/087,381                   10/04/94
5,352,313                   08/010,661                   10/04/94
5,352,321                   08/060,792                   10/04/94
5,352,323                   08/138,101                   10/04/94
5,352,335                   07/973,972                   10/04/94
5,352,339                   08/059,418                   10/04/94
5,352,340                   07/808,223                   10/04/94
5,352,342                   08/034,783                   10/04/94
5,352,357                   08/020,300                   10/04/94
5,352,358                   08/087,870                   10/04/94
5,352,374                   08/120,623                   10/04/94
5,352,389                   07/909,836                   10/04/94
5,352,396                   07/981,599                   10/04/94
5,352,403                   08/130,311                   10/04/94
5,352,419                   08/074,839                   10/04/94
5,352,424                   08/018,486                   10/04/94
5,352,426                   08/164,453                   10/04/94
5,352,430                   07/914,513                   10/04/94
5,352,445                   07/879,330                   10/04/94
5,352,449                   07/869,082                   10/04/94
5,352,456                   07/775,638                   10/04/94
5,352,465                   07/963,054                   10/04/94
5,352,474                   08/029,670                   10/04/94
5,352,485                   08/028,594                   10/04/94
5,352,488                   08/061,447                   10/04/94
5,352,492                   08/033,130                   10/04/94
5,352,495                   08/000,721                   10/04/94
5,352,497                   07/830,648                   10/04/94
5,352,502                   08/027,101                   10/04/94
5,352,505                   08/073,230                   10/04/94
5,352,517                   08/183,990                   10/04/94
5,352,523                   07/880,278                   10/04/94
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