United States Patent and Trademark Office OG Notices: 15 June 2004

                        Notice of Expiration of Patents
                     Due to Failure to Pay Maintenance Fee

   35 U.S.C. 41 and 37 CFR 1.362(g) provide that if the required
maintenance fee and any applicable surcharge are not paid in a patent
requiring such payment, the patent will expire at the end of the 4th, 8th
or 12th anniversary of the grant of the patent depending on the first
maintenance fee which was not paid.
   According to the records of the Office, the patents listed below have
expired due to failure to pay the required maintenance fee and any
applicable surcharge.

                   PATENTS WHICH EXPIRED ON April 21, 2004
                    DUE TO FAILURE TO PAY MAINTENANCE FEES

Patent                          Application                          Issue
Number                             Number                             Date

5,105,476                        07/695,628                       04/21/92
5,105,500                        07/639,288                       04/21/92
5,105,511                        07/719,756                       04/21/92
5,105,516                        07/559,767                       04/21/92
5,105,517                        07/348,390                       04/21/92
5,105,520                        07/642,182                       04/21/92
5,105,525                        07/645,202                       04/21/92
5,105,527                        07/585,046                       04/21/92
5,105,531                        07/596,534                       04/21/92
5,105,536                        07/690,409                       04/21/92
5,105,540                        07/770,755                       04/21/92
5,105,541                        07/648,124                       04/21/92
5,105,549                        07/715,416                       04/21/92
5,105,553                        07/612,786                       04/21/92
5,105,557                        07/667,635                       04/21/92
5,105,558                        07/684,064                       04/21/92
5,105,560                        07/542,182                       04/21/92
5,105,562                        07/634,030                       04/21/92
5,105,563                        07/550,650                       04/21/92
5,105,567                        07/570,517                       04/21/92
5,105,569                        07/504,374                       04/21/92
5,105,573                        07/598,028                       04/21/92
5,105,577                        07/688,095                       04/21/92
5,105,587                        07/667,423                       04/21/92
5,105,589                        07/604,391                       04/21/92
5,105,590                        07/436,479                       04/21/92
5,105,593                        07/690,359                       04/21/92
5,105,600                        07/625,578                       04/21/92
5,105,612                        07/616,860                       04/21/92
5,105,619                        07/478,951                       04/21/92
5,105,624                        07/551,324                       04/21/92
5,105,625                        07/618,338                       04/21/92
5,105,626                        07/643,423                       04/21/92
5,105,635                        07/617,617                       04/21/92
5,105,636                        07/637,311                       04/21/92
5,105,643                        07/558,578                       04/21/92
5,105,646                        07/679,641                       04/21/92
5,105,649                        07/641,121                       04/21/92
5,105,663                        07/299,967                       04/21/92
5,105,665                        07/567,024                       04/21/92
5,105,666                        07/516,146                       04/21/92
5,105,671                        07/671,463                       04/21/92
5,105,679                        07/573,551                       04/21/92
5,105,682                        07/668,527                       04/21/92
5,105,687                        07/543,691                       04/21/92
5,105,688                        07/606,156                       04/21/92
5,105,691                        07/661,808                       04/21/92
5,105,697                        07/613,379                       04/21/92
5,105,715                        07/579,632                       04/21/92
5,105,721                        07/589,023                       04/21/92
5,105,722                        07/594,253                       04/21/92
5,105,730                        07/628,965                       04/21/92
5,105,743                        07/324,218                       04/21/92
5,105,761                        07/597,812                       04/21/92
5,105,766                        07/692,926                       04/21/92
5,105,770                        07/625,880                       04/21/92
5,105,772                        07/548,956                       04/21/92
5,105,775                        07/635,995                       04/21/92
5,105,777                        07/196,305                       04/21/92
5,105,778                        07/643,535                       04/21/92
5,105,781                        07/734,766                       04/21/92
5,105,782                        07/661,128                       04/21/92
5,105,783                        07/632,229                       04/21/92
5,105,789                        07/673,332                       04/21/92
5,105,806                        07/576,151                       04/21/92
5,105,811                        07/701,482                       04/21/92
5,105,813                        07/571,441                       04/21/92
5,105,814                        07/568,455                       04/21/92
5,105,816                        07/525,054                       04/21/92
5,105,822                        07/156,299                       04/21/92
5,105,827                        07/436,926                       04/21/92
5,105,830                        07/487,262                       04/21/92
5,105,835                        07/466,997                       04/21/92
5,105,848                        07/707,626                       04/21/92
5,105,851                        07/599,330                       04/21/92
5,105,860                        07/621,722                       04/21/92
5,105,861                        07/530,650                       04/21/92
5,105,871                        07/757,554                       04/21/92
5,105,875                        07/639,292                       04/21/92
5,105,888                        07/683,003                       04/21/92
5,105,891                        07/625,156                       04/21/92
5,105,893                        07/672,936                       04/21/92
5,105,903                        06/925,808                       04/21/92
5,105,904                        07/635,131                       04/21/92
5,105,912                        07/625,756                       04/21/92
5,105,927                        07/642,038                       04/21/92
5,105,928                        07/586,972                       04/21/92
5,105,935                        07/703,418                       04/21/92
5,105,939                        07/663,565                       04/21/92
5,105,945                        07/622,556                       04/21/92
5,105,950                        07/583,371                       04/21/92
5,105,954                        07/695,091                       04/21/92
5,105,965                        07/774,926                       04/21/92
5,105,971                        07/760,992                       04/21/92
5,105,976                        07/655,212                       04/21/92
5,105,985                        07/449,890                       04/21/92
5,105,995                        07/516,529                       04/21/92
5,106,003                        07/465,987                       04/21/92
5,106,005                        07/404,172                       04/21/92
5,106,011                        07/637,179                       04/21/92
5,106,019                        07/737,839                       04/21/92
5,106,027                        07/563,416                       04/21/92
5,106,047                        07/692,700                       04/21/92
5,106,055                        07/610,251                       04/21/92
5,106,063                        07/424,318                       04/21/92
5,106,067                        07/496,014                       04/21/92
5,106,078                        07/484,366                       04/21/92
5,106,079                        07/615,499                       04/21/92
5,106,088                        07/611,297                       04/21/92
5,106,096                        07/702,248                       04/21/92
5,106,097                        07/662,232                       04/21/92
5,106,100                        07/549,028                       04/21/92
5,106,102                        07/718,249                       04/21/92
5,106,104                        07/596,147                       04/21/92
5,106,108                        07/245,909                       04/21/92
5,106,110                        07/663,675                       04/21/92
5,106,115                        07/549,294                       04/21/92
5,106,120                        07/445,699                       04/21/92
5,106,126                        07/619,749                       04/21/92
5,106,144                        07/652,874                       04/21/92
5,106,151                        07/453,275                       04/21/92
5,106,161                        07/573,451                       04/21/92
5,106,163                        07/596,725                       04/21/92
5,106,164                        07/660,747                       04/21/92
5,106,171                        07/565,308                       04/21/92
5,106,181                        07/337,141                       04/21/92
5,106,184                        07/566,668                       04/21/92
5,106,186                        07/516,426                       04/21/92
5,106,197                        07/626,822                       04/21/92
5,106,200                        07/632,942                       04/21/92
5,106,206                        07/647,864                       04/21/92
5,106,211                        07/655,015                       04/21/92
5,106,215                        07/675,982                       04/21/92
5,106,224                        07/499,055                       04/21/92
5,106,237                        07/462,603                       04/21/92
5,106,241                        07/568,094                       04/21/92
5,106,252                        07/629,403                       04/21/92
5,106,254                        07/553,880                       04/21/92
5,106,260                        07/332,717                       04/21/92
5,106,267                        07/514,667                       04/21/92
5,106,268                        07/514,664                       04/21/92
5,106,269                        07/440,874                       04/21/92
5,106,274                        07/556,261                       04/21/92
5,106,283                        07/571,769                       04/21/92
5,106,284                        07/702,370                       04/21/92
5,106,289                        07/669,566                       04/21/92
5,106,295                        07/674,192                       04/21/92
5,106,296                        07/377,843                       04/21/92
5,106,300                        07/588,661                       04/21/92
5,106,301                        07/728,344                       04/21/92
5,106,302                        07/588,281                       04/21/92
5,106,307                        07/714,875                       04/21/92
5,106,309                        07/632,734                       04/21/92
5,106,317                        07/634,726                       04/21/92
5,106,323                        07/599,505                       04/21/92
5,106,327                        07/624,335                       04/21/92
5,106,329                        07/679,480                       04/21/92
5,106,332                        07/477,230                       04/21/92
5,106,333                        07/643,989                       04/21/92
5,106,337                        07/354,480                       04/21/92
5,106,343                        07/547,262                       04/21/92
5,106,344                        07/704,956                       04/21/92
5,106,348                        07/697,195                       04/21/92
5,106,353                        07/522,204                       04/21/92
5,106,355                        07/652,734                       04/21/92
5,106,367                        07/442,306                       04/21/92
5,106,381                        07/591,671                       04/21/92
5,106,385                        07/571,211                       04/21/92
5,106,388                        07/648,953                       04/21/92
5,106,394                        07/591,208                       04/21/92
5,106,399                        07/660,060                       04/21/92
5,106,400                        07/580,161                       04/21/92
5,106,403                        07/673,340                       04/21/92
5,106,405                        07/406,710                       04/21/92
5,106,408                        07/561,813                       04/21/92
5,106,413                        07/649,697                       04/21/92
5,106,420                        07/427,342                       04/21/92
5,106,421                        07/427,340                       04/21/92
5,106,424                        07/552,942                       04/21/92
5,106,429                        07/579,352                       04/21/92
5,106,434                        07/685,668                       04/21/92
5,106,440                        07/689,989                       04/21/92
5,106,448                        07/632,216                       04/21/92
5,106,450                        07/630,668                       04/21/92
5,106,467                        07/593,435                       04/21/92
5,106,474                        07/616,673                       04/21/92
5,106,479                        07/571,284                       04/21/92
5,106,496                        07/725,382                       04/21/92
5,106,497                        07/610,154                       04/21/92
5,106,510                        07/666,788                       04/21/92
5,106,517                        07/529,622                       04/21/92
5,106,525                        07/684,406                       04/21/92
5,106,538                        07/459,722                       04/21/92
5,106,540                        07/075,929                       04/21/92
5,106,546                        07/487,065                       04/21/92
5,106,547                        07/425,416                       04/21/92
5,106,550                        07/192,434                       04/21/92
5,106,551                        07/572,208                       04/21/92
5,106,553                        07/339,264                       04/21/92
5,106,556                        07/725,365                       04/21/92
5,106,569                        07/674,235                       04/21/92
5,106,588                        07/559,766                       04/21/92
5,106,600                        07/244,058                       04/21/92
5,106,601                        07/518,722                       04/21/92
5,106,602                        07/547,766                       04/21/92
5,106,608                        07/490,572                       04/21/92
5,106,611                        07/439,448                       04/21/92
5,106,617                        07/469,951                       04/21/92
5,106,621                        07/622,215                       04/21/92
5,106,630                        07/537,869                       04/21/92
5,106,638                        07/656,351                       04/21/92
5,106,639                        07/649,019                       04/21/92
5,106,647                        07/562,718                       04/21/92
5,106,651                        07/658,616                       04/21/92
5,106,654                        07/555,276                       04/21/92
5,106,656                        07/579,175                       04/21/92
5,106,660                        07/459,938                       04/21/92
5,106,669                        07/641,845                       04/21/92
5,106,676                        07/393,945                       04/21/92
5,106,678                        07/632,034                       04/21/92
5,106,683                        07/564,154                       04/21/92
5,106,688                        07/719,691                       04/21/92
5,106,690                        07/629,333                       04/21/92
5,106,701                        07/645,819                       04/21/92
5,106,704                        07/481,203                       04/21/92
5,106,708                        07/580,977                       04/21/92
5,106,710                        07/487,743                       04/21/92
5,106,717                        07/518,034                       04/21/92
5,106,730                        07/558,896                       04/21/92
5,106,741                        07/714,365                       04/21/92
5,106,743                        06/745,874                       04/21/92
5,106,744                        07/606,330                       04/21/92
5,106,757                        07/725,371                       04/21/92
5,106,758                        07/282,657                       04/21/92
5,106,760                        07/214,850                       04/21/92
5,106,763                        07/271,514                       04/21/92
5,106,765                        07/501,968                       04/21/92
5,106,767                        07/683,408                       04/21/92
5,106,768                        07/575,846                       04/21/92
5,106,785                        07/464,934                       04/21/92
5,106,788                        07/742,737                       04/21/92
5,106,794                        07/323,914                       04/21/92
5,106,812                        07/640,842                       04/21/92
5,106,817                        07/446,556                       04/21/92
5,106,819                        07/376,012                       04/21/92
5,106,820                        07/243,817                       04/21/92
5,106,822                        07/397,506                       04/21/92
5,106,824                        07/544,026                       04/21/92
5,106,830                        07/511,237                       04/21/92
5,106,838                        07/623,002                       04/21/92
5,106,845                        07/457,997                       04/21/92
5,106,847                        07/742,146                       04/21/92
5,106,852                        07/692,867                       04/21/92
5,106,854                        07/631,171                       04/21/92
5,106,855                        07/742,537                       04/21/92
5,106,856                        07/713,249                       04/21/92
5,106,858                        07/600,149                       04/21/92
5,106,860                        07/624,566                       04/21/92
5,106,861                        07/704,156                       04/21/92
5,106,878                        07/556,241                       04/21/92
5,106,892                        07/634,664                       04/21/92
5,106,893                        07/652,401                       04/21/92
5,106,894                        07/672,470                       04/21/92
5,106,895                        07/618,627                       04/21/92
5,106,903                        07/234,302                       04/21/92
5,106,904                        07/511,683                       04/21/92
5,106,905                        07/644,547                       04/21/92
5,106,906                        07/411,082                       04/21/92
5,106,909                        07/420,860                       04/21/92
5,106,918                        07/443,299                       04/21/92
5,106,925                        07/633,655                       04/21/92
5,106,931                        07/565,143                       04/21/92
5,106,933                        07/535,448                       04/21/92
5,106,941                        07/719,444                       04/21/92
5,106,948                        07/574,294                       04/21/92
5,106,950                        07/214,424                       04/21/92
5,106,952                        07/520,304                       04/21/92
5,106,971                        07/684,416                       04/21/92
5,106,973                        07/613,420                       04/21/92
5,106,975                        07/438,164                       04/21/92
5,106,980                        07/722,171                       04/21/92
5,106,984                        07/018,250                       04/21/92
5,106,992                        07/516,867                       04/21/92
5,107,000                        07/687,375                       04/21/92
5,107,002                        07/623,007                       04/21/92
5,107,003                        07/670,662                       04/21/92
5,107,004                        07/362,403                       04/21/92
5,107,008                        07/517,864                       04/21/92
5,107,009                        07/738,348                       04/21/92
5,107,010                        07/626,573                       04/21/92
5,107,015                        07/602,515                       04/21/92
5,107,018                        07/567,125                       04/21/92
5,107,024                        07/703,958                       04/21/92
5,107,025                        07/603,097                       04/21/92
5,107,029                        07/556,678                       04/21/92
5,107,033                        07/547,420                       04/21/92
5,107,037                        07/534,108                       04/21/92
5,107,041                        07/406,688                       04/21/92
5,107,053                        07/782,118                       04/21/92
5,107,062                        07/664,734                       04/21/92
5,107,071                        07/583,725                       04/21/92
5,107,082                        07/464,128                       04/21/92
5,107,083                        07/644,260                       04/21/92
5,107,084                        07/631,143                       04/21/92
5,107,085                        07/692,707                       04/21/92
5,107,090                        07/540,608                       04/21/92
5,107,092                        07/322,082                       04/21/92
5,107,094                        07/527,114                       04/21/92
5,107,097                        07/609,172                       04/21/92
5,107,111                        07/549,414                       04/21/92
5,107,122                        07/596,254                       04/21/92
5,107,127                        07/565,778                       04/21/92
5,107,140                        07/430,502                       04/21/92
5,107,142                        07/605,566                       04/21/92
5,107,152                        07/404,651                       04/21/92
5,107,155                        07/710,670                       04/21/92
5,107,161                        07/568,429                       04/21/92
5,107,167                        07/665,109                       04/21/92
5,107,168                        07/742,225                       04/21/92
5,107,173                        07/650,022                       04/21/92
5,107,185                        07/719,450                       04/21/92
5,107,186                        07/624,191                       04/21/92
5,107,199                        07/632,782                       04/21/92
5,107,204                        06/944,021                       04/21/92
5,107,205                        07/599,839                       04/21/92
5,107,206                        07/702,858                       04/21/92
5,107,218                        07/530,702                       04/21/92
5,107,219                        07/637,023                       04/21/92
5,107,222                        07/564,856                       04/21/92
5,107,223                        07/466,751                       04/21/92
5,107,228                        07/767,948                       04/21/92
5,107,231                        07/357,345                       04/21/92
5,107,234                        07/435,810                       04/21/92
5,107,238                        07/677,897                       04/21/92
5,107,240                        07/361,770                       04/21/92
5,107,257                        07/523,730                       04/21/92
5,107,264                        07/588,254                       04/21/92
5,107,274                        07/405,548                       04/21/92
5,107,282                        07/646,231                       04/21/92
5,107,284                        07/530,846                       04/21/92
5,107,289                        07/577,035                       04/21/92
5,107,290                        07/533,533                       04/21/92
5,107,300                        07/554,161                       04/21/92
5,107,301                        07/315,149                       04/21/92
5,107,305                        07/621,203                       04/21/92
5,107,311                        07/560,769                       04/21/92
5,107,313                        07/254,234                       04/21/92
5,107,314                        07/670,057                       04/21/92
5,107,317                        07/615,970                       04/21/92
5,107,324                        07/514,018                       04/21/92
5,107,335                        07/588,879                       04/21/92
5,107,350                        07/540,001                       04/21/92
5,107,352                        07/522,813                       04/21/92
5,107,362                        07/469,077                       04/21/92
5,107,380                        07/450,616                       04/21/92
5,107,382                        07/616,085                       04/21/92
5,107,387                        07/622,756                       04/21/92
5,107,392                        07/671,894                       04/21/92
5,107,395                        07/601,797                       04/21/92
5,107,396                        07/709,473                       04/21/92
5,107,402                        07/571,575                       04/21/92
5,107,410                        07/722,935                       04/21/92
5,107,413                        07/436,794                       04/21/92
5,107,428                        07/456,091                       04/21/92
5,107,429                        07/535,679                       04/21/92
5,107,434                        07/511,169                       04/21/92
5,107,435                        07/489,951                       04/21/92
5,107,437                        07/495,640                       04/21/92
5,107,448                        07/654,934                       04/21/92
5,107,449                        07/723,691                       04/21/92
5,107,459                        07/513,315                       04/21/92
5,107,479                        07/346,416                       04/21/92
5,107,480                        07/514,476                       04/21/92
5,107,482                        07/362,699                       04/21/92
5,107,491                        07/481,891                       04/21/92
5,107,496                        07/424,456                       04/21/92
5,107,497                        07/386,325                       04/21/92
5,107,499                        07/516,411                       04/21/92
5,107,505                        07/376,101                       04/21/92
5,107,514                        07/588,807                       04/21/92
5,107,515                        07/607,682                       04/21/92
5,107,516                        07/658,951                       04/21/92
5,107,518                        07/517,100                       04/21/92
5,107,520                        07/462,662                       04/21/92
5,107,529                        07/592,137                       04/21/92
5,107,531                        07/544,713                       04/21/92

                   PATENTS WHICH EXPIRED ON April 16, 2004
                    DUE TO FAILURE TO PAY MAINTENANCE FEES

Patent                          Application                          Issue
Number                             Number                             Date

5,507,043                        08/217,709                       04/16/96
5,507,051                        08/350,482                       04/16/96
5,507,055                        08/328,468                       04/16/96
5,507,057                        08/377,395                       04/16/96
5,507,058                        08/372,570                       04/16/96
5,507,067                        08/241,578                       04/16/96
5,507,070                        08/298,656                       04/16/96
5,507,074                        08/393,824                       04/16/96
5,507,080                        08/353,315                       04/16/96
5,507,085                        08/065,294                       04/16/96
5,507,094                        08/285,671                       04/16/96
5,507,096                        08/304,889                       04/16/96
5,507,099                        08/210,314                       04/16/96
5,507,100                        08/087,061                       04/16/96
5,507,106                        08/261,852                       04/16/96
5,507,113                        08/170,375                       04/16/96
5,507,115                        08/191,578                       04/16/96
5,507,116                        08/320,311                       04/16/96
5,507,118                        08/397,425                       04/16/96
5,507,122                        08/334,968                       04/16/96
5,507,124                        07/760,996                       04/16/96
5,507,126                        08/280,518                       04/16/96
5,507,132                        08/164,742                       04/16/96
5,507,133                        08/193,394                       04/16/96
5,507,135                        08/211,416                       04/16/96
5,507,140                        08/353,542                       04/16/96
5,507,141                        08/343,555                       04/16/96
5,507,143                        08/222,317                       04/16/96
5,507,145                        08/247,351                       04/16/96
5,507,146                        08/322,080                       04/16/96
5,507,148                        08/459,946                       04/16/96
5,507,149                        08/358,080                       04/16/96
5,507,157                        08/352,537                       04/16/96
5,507,163                        08/222,429                       04/16/96
5,507,169                        08/338,655                       04/16/96
5,507,171                        08/291,871                       04/16/96
5,507,172                        08/313,952                       04/16/96
5,507,177                        08/361,711                       04/16/96
5,507,178                        08/337,329                       04/16/96
5,507,179                        08/360,588                       04/16/96
5,507,189                        08/295,655                       04/16/96
5,507,195                        08/242,633                       04/16/96
5,507,200                        08/359,404                       04/16/96
5,507,206                        08/254,798                       04/16/96
5,507,208                        08/488,580                       04/16/96
5,507,209                        08/492,400                       04/16/96
5,507,218                        08/371,549                       04/16/96
5,507,219                        08/193,261                       04/16/96
5,507,226                        08/349,111                       04/16/96
5,507,230                        08/143,255                       04/16/96
5,507,235                        08/186,377                       04/16/96
5,507,236                        08/397,257                       04/16/96
5,507,238                        08/311,343                       04/16/96
5,507,241                        08/437,455                       04/16/96
5,507,246                        08/334,967                       04/16/96
5,507,247                        08/332,360                       04/16/96
5,507,248                        08/303,836                       04/16/96
5,507,250                        08/324,896                       04/16/96
5,507,262                        08/457,970                       04/16/96
5,507,263                        08/354,855                       04/16/96
5,507,269                        08/501,320                       04/16/96
5,507,274                        08/524,990                       04/16/96
5,507,275                        08/391,007                       04/16/96
5,507,279                        08/159,672                       04/16/96
5,507,280                        08/405,582                       04/16/96
5,507,282                        08/191,916                       04/16/96
5,507,290                        08/265,767                       04/16/96
5,507,294                        08/373,676                       04/16/96
5,507,308                        08/374,721                       04/16/96
5,507,309                        08/498,098                       04/16/96
5,507,319                        08/365,159                       04/16/96
5,507,322                        08/166,469                       04/16/96
5,507,328                        08/274,472                       04/16/96
5,507,330                        08/497,221                       04/16/96
5,507,331                        08/275,344                       04/16/96
5,507,332                        08/358,816                       04/16/96
5,507,339                        08/060,686                       04/16/96
5,507,342                        08/342,944                       04/16/96
5,507,344                        08/452,751                       04/16/96
5,507,347                        08/295,213                       04/16/96
5,507,349                        08/359,260                       04/16/96
5,507,350                        08/282,799                       04/16/96
5,507,351                        08/187,211                       04/16/96
5,507,356                        08/178,934                       04/16/96
5,507,357                        08/379,357                       04/16/96
5,507,363                        08/401,041                       04/16/96
5,507,380                        08/309,432                       04/16/96
5,507,382                        08/339,737                       04/16/96
5,507,384                        08/369,773                       04/16/96
5,507,395                        08/475,161                       04/16/96
5,507,400                        08/251,841                       04/16/96
5,507,403                        08/375,708                       04/16/96
5,507,412                        08/259,467                       04/16/96
5,507,420                        08/254,283                       04/16/96
5,507,423                        08/396,127                       04/16/96
5,507,424                        08/253,861                       04/16/96
5,507,427                        08/035,678                       04/16/96
5,507,433                        08/286,195                       04/16/96
5,507,435                        08/190,170                       04/16/96
5,507,439                        08/336,897                       04/16/96
5,507,441                        08/177,212                       04/16/96
5,507,442                        08/119,365                       04/16/96
5,507,443                        08/264,932                       04/16/96
5,507,445                        08/302,897                       04/16/96
5,507,451                        08/319,015                       04/16/96
5,507,454                        07/646,426                       04/16/96
5,507,455                        08/174,268                       04/16/96
5,507,461                        08/256,306                       04/16/96
5,507,468                        08/371,834                       04/16/96
5,507,473                        08/219,201                       04/16/96
5,507,475                        08/295,387                       04/16/96
5,507,489                        08/129,928                       04/16/96
5,507,499                        08/436,057                       04/16/96
5,507,503                        08/349,340                       04/16/96
5,507,505                        08/308,857                       04/16/96
5,507,509                        08/157,527                       04/16/96
5,507,517                        08/294,157                       04/16/96
5,507,520                        08/358,788                       04/16/96
5,507,522                        08/377,418                       04/16/96
5,507,533                        08/357,434                       04/16/96
5,507,542                        08/389,281                       04/16/96
5,507,543                        08/334,649                       04/16/96
5,507,546                        08/286,243                       04/16/96
5,507,551                        08/320,510                       04/16/96
5,507,554                        08/321,847                       04/16/96
5,507,563                        08/159,616                       04/16/96
5,507,567                        08/388,202                       04/16/96
5,507,578                        08/280,401                       04/16/96
5,507,585                        08/088,063                       04/16/96
5,507,593                        08/239,310                       04/16/96
5,507,607                        08/407,904                       04/16/96
5,507,611                        08/377,193                       04/16/96
5,507,618                        08/418,446                       04/16/96
5,507,644                        08/248,713                       04/16/96
5,507,650                        08/157,675                       04/16/96
5,507,653                        08/421,042                       04/16/96
5,507,654                        08/421,022                       04/16/96
5,507,655                        08/233,410                       04/16/96
5,507,657                        08/311,468                       04/16/96
5,507,659                        08/328,608                       04/16/96
5,507,665                        08/297,737                       04/16/96
5,507,667                        08/240,840                       04/16/96
5,507,668                        08/315,211                       04/16/96
5,507,678                        08/328,202                       04/16/96
5,507,679                        08/295,292                       04/16/96
5,507,688                        08/279,238                       04/16/96
5,507,689                        08/292,966                       04/16/96
5,507,690                        08/338,586                       04/16/96
5,507,696                        08/263,017                       04/16/96
5,507,707                        08/329,194                       04/16/96
5,507,716                        07/748,193                       04/16/96
5,507,718                        08/337,934                       04/16/96
5,507,719                        08/213,052                       04/16/96
5,507,732                        08/318,598                       04/16/96
5,507,738                        08/218,821                       04/16/96
5,507,749                        08/259,140                       04/16/96
5,507,752                        07/928,131                       04/16/96
5,507,781                        08/292,354                       04/16/96
5,507,791                        08/297,748                       04/16/96
5,507,796                        08/235,553                       04/16/96
5,507,802                        08/320,594                       04/16/96
5,507,812                        08/233,739                       04/16/96
5,507,814                        08/220,242                       04/16/96
5,507,822                        08/232,477                       04/16/96
5,507,823                        08/306,725                       04/16/96
5,507,825                        08/200,132                       04/16/96
5,507,828                        08/284,770                       04/16/96
5,507,833                        08/314,542                       04/16/96
5,507,835                        08/355,598                       04/16/96
5,507,836                        08/133,177                       04/16/96
5,507,837                        08/310,129                       04/16/96
5,507,840                        08/400,184                       04/16/96
5,507,841                        08/421,419                       04/16/96
5,507,842                        08/203,083                       04/16/96
5,507,843                        08/308,715                       04/16/96
5,507,844                        08/491,795                       04/16/96
5,507,848                        08/030,995                       04/16/96
5,507,858                        08/312,032                       04/16/96
5,507,859                        08/415,610                       04/16/96
5,507,862                        08/305,922                       04/16/96
5,507,863                        08/413,541                       04/16/96
5,507,872                        08/343,151                       04/16/96
5,507,878                        08/513,466                       04/16/96
5,507,884                        08/326,984                       04/16/96
5,507,888                        08/152,549                       04/16/96
5,507,889                        08/409,745                       04/16/96
5,507,890                        08/243,988                       04/16/96
5,507,892                        08/230,163                       04/16/96
5,507,907                        08/329,625                       04/16/96
5,507,910                        08/226,558                       04/16/96
5,507,916                        08/258,088                       04/16/96
5,507,925                        08/331,178                       04/16/96
5,507,929                        08/278,187                       04/16/96
5,507,935                        08/346,591                       04/16/96
5,507,936                        08/421,278                       04/16/96
5,507,947                        08/244,442                       04/16/96
5,507,950                        08/461,013                       04/16/96
5,507,959                        08/334,093                       04/16/96
5,507,960                        08/474,438                       04/16/96
5,507,961                        08/278,535                       04/16/96
5,507,965                        08/393,364                       04/16/96
5,507,969                        08/337,444                       04/16/96
5,507,970                        08/166,150                       04/16/96
5,507,971                        08/307,812                       04/16/96
5,507,972                        08/286,744                       04/16/96
5,507,974                        08/164,145                       04/16/96
5,507,977                        08/386,866                       04/16/96
5,507,981                        08/250,926                       04/16/96
5,507,982                        08/262,509                       04/16/96
5,507,986                        08/308,070                       04/16/96
5,507,988                        08/273,655                       04/16/96
5,507,992                        08/176,437                       04/16/96
5,507,999                        08/228,063                       04/16/96
5,508,008                        08/329,893                       04/16/96
5,508,011                        08/449,491                       04/16/96
5,508,016                        08/219,875                       04/16/96
5,508,018                        08/433,913                       04/16/96
5,508,028                        08/124,549                       04/16/96
5,508,035                        08/145,055                       04/16/96
5,508,038                        07/509,644                       04/16/96
5,508,045                        08/198,512                       04/16/96
5,508,062                        08/348,640                       04/16/96
5,508,066                        08/305,732                       04/16/96
5,508,068                        07/989,255                       04/16/96
5,508,069                        08/366,900                       04/16/96
5,508,070                        08/420,585                       04/16/96
5,508,072                        08/152,354                       04/16/96
5,508,077                        08/099,910                       04/16/96
5,508,087                        08/249,697                       04/16/96
5,508,095                        08/333,331                       04/16/96
5,508,104                        08/240,579                       04/16/96
5,508,108                        08/377,601                       04/16/96
5,508,113                        08/342,063                       04/16/96
5,508,118                        08/245,460                       04/16/96
5,508,119                        08/302,365                       04/16/96
5,508,121                        08/202,072                       04/16/96
5,508,124                        08/294,458                       04/16/96
5,508,126                        08/244,895                       04/16/96
5,508,129                        08/237,747                       04/16/96
5,508,130                        08/230,095                       04/16/96
5,508,134                        08/267,455                       04/16/96
5,508,138                        08/313,801                       04/16/96
5,508,145                        08/447,265                       04/16/96
5,508,147                        08/000,431                       04/16/96
5,508,149                        08/357,764                       04/16/96
5,508,151                        08/363,106                       04/16/96
5,508,157                        08/453,665                       04/16/96
5,508,162                        08/440,405                       04/16/96
5,508,164                        08/146,434                       04/16/96
5,508,173                        08/373,885                       04/16/96
5,508,174                        08/077,805                       04/16/96
5,508,176                        07/243,541                       04/16/96
5,508,183                        08/239,638                       04/16/96
5,508,190                        08/404,642                       04/16/96
5,508,196                        08/302,715                       04/16/96
5,508,202                        08/232,221                       04/16/96
5,508,203                        08/103,410                       04/16/96
5,508,205                        08/219,206                       04/16/96
5,508,221                        08/353,204                       04/16/96
5,508,222                        08/357,218                       04/16/96
5,508,234                        08/331,440                       04/16/96
5,508,238                        08/439,165                       04/16/96
5,508,242                        08/156,933                       04/16/96
5,508,245                        07/979,243                       04/16/96
5,508,252                        08/261,253                       04/16/96
5,508,254                        08/291,237                       04/16/96
5,508,256                        08/264,767                       04/16/96
5,508,257                        08/197,564                       04/16/96
5,508,274                        08/338,790                       04/16/96
5,508,282                        08/061,548                       04/16/96
5,508,284                        08/448,005                       04/16/96
5,508,297                        08/201,122                       04/16/96
5,508,298                        08/444,027                       04/16/96
5,508,299                        08/080,853                       04/16/96
5,508,301                        08/178,541                       04/16/96
5,508,310                        08/446,080                       04/16/96
5,508,311                        08/108,653                       04/16/96
5,508,316                        08/507,230                       04/16/96
5,508,320                        08/382,164                       04/16/96
5,508,322                        08/369,200                       04/16/96
5,508,334                        08/152,735                       04/16/96
5,508,339                        08/445,326                       04/16/96
5,508,343                        08/299,210                       04/16/96
5,508,344                        08/343,797                       04/16/96
5,508,358                        08/378,571                       04/16/96
5,508,363                        08/413,115                       04/16/96
5,508,364                        08/517,856                       04/16/96
5,508,365                        08/290,126                       04/16/96
5,508,369                        08/291,066                       04/16/96
5,508,370                        08/135,642                       04/16/96
5,508,373                        08/286,160                       04/16/96
5,508,389                        08/030,280                       04/16/96
5,508,392                        08/230,867                       04/16/96
5,508,403                        08/463,511                       04/16/96
5,508,404                        08/404,776                       04/16/96
5,508,407                        07/875,908                       04/16/96
5,508,412                        08/508,044                       04/16/96
5,508,413                        07/662,507                       04/16/96
5,508,418                        08/477,057                       04/16/96
5,508,422                        08/286,221                       04/16/96
5,508,430                        08/439,606                       04/16/96
5,508,432                        08/255,592                       04/16/96
5,508,435                        08/177,481                       04/16/96
5,508,444                        08/302,648                       04/16/96
5,508,448                        08/176,105                       04/16/96
5,508,450                        08/316,332                       04/16/96
5,508,451                        08/271,804                       04/16/96
5,508,453                        08/246,148                       04/16/96
5,508,456                        08/250,373                       04/16/96
5,508,470                        08/424,903                       04/16/96
5,508,471                        08/250,690                       04/16/96
5,508,475                        08/293,646                       04/16/96
5,508,478                        08/179,901                       04/16/96
5,508,482                        08/320,363                       04/16/96
5,508,491                        07/930,054                       04/16/96
5,508,502                        08/065,073                       04/16/96
5,508,503                        08/453,947                       04/16/96
5,508,510                        08/156,370                       04/16/96
5,508,522                        08/169,299                       04/16/96
5,508,527                        08/298,316                       04/16/96
5,508,538                        08/161,908                       04/16/96
5,508,547                        08/324,802                       04/16/96
5,508,550                        08/345,337                       04/16/96
5,508,561                        08/339,680                       04/16/96
5,508,571                        08/353,600                       04/16/96
5,508,579                        08/203,510                       04/16/96
5,508,586                        08/257,059                       04/16/96
5,508,587                        07/974,732                       04/16/96
5,508,589                        08/379,171                       04/16/96
5,508,599                        08/134,881                       04/16/96
5,508,601                        08/339,864                       04/16/96
5,508,607                        08/289,752                       04/16/96
5,508,608                        08/325,458                       04/16/96
5,508,611                        08/232,976                       04/16/96
5,508,627                        08/240,993                       04/16/96
5,508,628                        08/382,488                       04/16/96
5,508,631                        08/329,416                       04/16/96
5,508,640                        08/121,136                       04/16/96
5,508,641                        08/359,971                       04/16/96
5,508,642                        08/472,071                       04/16/96
5,508,647                        08/508,762                       04/16/96
5,508,655                        08/288,628                       04/16/96
5,508,657                        08/380,042                       04/16/96
5,508,660                        08/428,391                       04/16/96
5,508,664                        08/425,761                       04/16/96
5,508,665                        08/331,456                       04/16/96
5,508,666                        08/345,270                       04/16/96
5,508,673                        08/072,311                       04/16/96
5,508,676                        08/204,360                       04/16/96
5,508,678                        08/377,513                       04/16/96
5,508,681                        08/235,286                       04/16/96
5,508,684                        08/397,744                       04/16/96
5,508,694                        08/357,960                       04/16/96
5,508,695                        08/281,960                       04/16/96
5,508,697                        08/150,086                       04/16/96
5,508,704                        08/260,960                       04/16/96
5,508,705                        08/179,521                       04/16/96
5,508,711                        08/182,385                       04/16/96
5,508,713                        08/408,107                       04/16/96
5,508,720                        08/190,648                       04/16/96
5,508,727                        08/306,052                       04/16/96
5,508,728                        08/026,785                       04/16/96
5,508,730                        08/196,241                       04/16/96
5,508,735                        08/273,643                       04/16/96
5,508,751                        08/355,342                       04/16/96
5,508,753                        08/413,344                       04/16/96
5,508,756                        08/385,352                       04/16/96
5,508,765                        08/258,380                       04/16/96
5,508,768                        08/484,884                       04/16/96
5,508,776                        08/438,330                       04/16/96
5,508,782                        08/336,759                       04/16/96
5,508,783                        08/185,410                       04/16/96
5,508,795                        08/207,611                       04/16/96
5,508,804                        08/218,741                       04/16/96
5,508,808                        08/337,526                       04/16/96
5,508,814                        08/427,473                       04/16/96
5,508,815                        08/527,417                       04/16/96
5,508,817                        08/034,513                       04/16/96
5,508,819                        08/223,422                       04/16/96
5,508,821                        08/036,028                       04/16/96
5,508,823                        07/935,409                       04/16/96
5,508,833                        08/085,950                       04/16/96
5,508,835                        08/127,137                       04/16/96
5,508,840                        08/153,984                       04/16/96
5,508,846                        08/260,443                       04/16/96
5,508,855                        08/418,691                       04/16/96
5,508,856                        08/219,403                       04/16/96
5,508,857                        08/336,544                       04/16/96
5,508,862                        08/296,909                       04/16/96
5,508,870                        08/275,364                       04/16/96
5,508,872                        08/185,082                       04/16/96
5,508,873                        08/509,204                       04/16/96
5,508,881                        08/189,921                       04/16/96
5,508,883                        08/372,730                       04/16/96
5,508,884                        08/457,302                       04/16/96
5,508,889                        08/449,033                       04/16/96
5,508,890                        08/327,685                       04/16/96
5,508,891                        08/222,977                       04/16/96
5,508,895                        08/492,454                       04/16/96
5,508,896                        08/365,552                       04/16/96
5,508,898                        08/340,932                       04/16/96
5,508,903                        08/426,093                       04/16/96
5,508,907                        08/166,010                       04/16/96
5,508,911                        08/268,650                       04/16/96
5,508,921                        08/470,572                       04/16/96
5,508,929                        08/185,011                       04/16/96
5,508,932                        08/061,615                       04/16/96
5,508,952                        08/138,777                       04/16/96
5,508,965                        08/305,722                       04/16/96
5,508,968                        08/289,149                       04/16/96
5,508,976                        08/348,433                       04/16/96
5,508,986                        08/066,881                       04/16/96
5,509,013                        08/220,271                       04/16/96
5,509,014                        08/335,647                       04/16/96
5,509,018                        08/119,916                       04/16/96
5,509,036                        08/420,679                       04/16/96
5,509,041                        08/269,866                       04/16/96
5,509,044                        08/427,838                       04/16/96
5,509,046                        08/300,772                       04/16/96
5,509,050                        08/123,446                       04/16/96
5,509,057                        08/231,501                       04/16/96
5,509,063                        08/173,112                       04/16/96
5,509,065                        08/151,514                       04/16/96
5,509,067                        08/022,547                       04/16/96
5,509,080                        08/208,898                       04/16/96
5,509,082                        08/162,476                       04/16/96
5,509,083                        08/259,879                       04/16/96
5,509,086                        08/173,798                       04/16/96
5,509,090                        08/285,441                       04/16/96
5,509,092                        08/151,080                       04/16/96
5,509,095                        08/189,661                       04/16/96
5,509,096                        08/331,380                       04/16/96
5,509,100                        08/375,852                       04/16/96
5,509,111                        08/446,273                       04/16/96
5,509,116                        08/328,973                       04/16/96
5,509,121                        08/428,453                       04/16/96
5,509,124                        08/486,160                       04/16/96
5,509,137                        08/210,106                       04/16/96

                   PATENTS WHICH EXPIRED ON April 18, 2004
                    DUE TO FAILURE TO PAY MAINTENANCE FEES

Patent                          Application                          Issue
Number                             Number                             Date

6,049,910                        09/294,528                       04/18/00
6,049,912                        09/221,443                       04/18/00
6,049,913                        09/150,064                       04/18/00
6,049,914                        09/036,429                       04/18/00
6,049,918                        09/228,100                       04/18/00
6,049,919                        09/352,736                       04/18/00
6,049,920                        09/307,586                       04/18/00
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