United States Patent and Trademark Office OG Notices: 10 June 2003

                        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 16, 2003
                    DUE TO FAILURE TO PAY MAINTENANCE FEES

Patent                          Application                          Issue
Number                             Number                             Date

5,007,109                       07/425,617                        04/16/91
5,007,114                       07/371,975                        04/16/91
5,007,119                       07/319,872                        04/16/91
5,007,122                       07/563,049                        04/16/91
5,007,124                       07/267,202                        04/16/91
5,007,128                       07/458,411                        04/16/91
5,007,131                       07/324,537                        04/16/91
5,007,142                       07/490,107                        04/16/91
5,007,147                       07/527,711                        04/16/91
5,007,148                       07/268,507                        04/16/91
5,007,151                       07/389,268                        04/16/91
5,007,154                       07/323,742                        04/16/91
5,007,156                       07/381,854                        04/16/91
5,007,170                       07/513,019                        04/16/91
5,007,175                       07/482,548                        04/16/91
5,007,181                       07/473,778                        04/16/91
5,007,183                       07/583,999                        04/16/91
5,007,197                       07/417,066                        04/16/91
5,007,204                       07/407,482                        04/16/91
5,007,205                       07/211,866                        04/16/91
5,007,209                       07/296,729                        04/16/91
5,007,210                       07/514,148                        04/16/91
5,007,214                       07/504,906                        04/16/91
5,007,220                       07/282,991                        04/16/91
5,007,221                       07/484,171                        04/16/91
5,007,222                       07/370,988                        04/16/91
5,007,234                       07/568,221                        04/16/91
5,007,235                       07/534,833                        04/16/91
5,007,242                       07/409,338                        04/16/91
5,007,247                       07/411,880                        04/16/91
5,007,255                       07/442,023                        04/16/91
5,007,262                       07/367,722                        04/16/91
5,007,263                       07/542,085                        04/16/91
5,007,266                       07/320,466                        04/16/91
5,007,280                       07/470,671                        04/16/91
5,007,284                       07/485,571                        04/16/91
5,007,287                       07/440,172                        04/16/91
5,007,294                       07/378,228                        04/16/91
5,007,303                       07/337,488                        04/16/91
5,007,305                       07/570,320                        04/16/91
5,007,309                       07/363,653                        04/16/91
5,007,327                       07/404,566                        04/16/91
5,007,331                       07/449,576                        04/16/91
5,007,364                       07/385,021                        04/16/91
5,007,381                       07/468,328                        04/16/91
5,007,382                       07/514,445                        04/16/91
5,007,387                       07/471,366                        04/16/91
5,007,388                       07/512,767                        04/16/91
5,007,394                       07/521,600                        04/16/91
5,007,398                       07/507,835                        04/16/91
5,007,399                       07/528,615                        04/16/91
5,007,402                       07/544,893                        04/16/91
5,007,414                       07/387,729                        04/16/91
5,007,416                       07/507,915                        04/16/91
5,007,449                       07/459,685                        04/16/91
5,007,450                       07/579,539                        04/16/91
5,007,453                       07/502,892                        04/16/91
5,007,457                       07/556,303                        04/16/91
5,007,459                       07/529,923                        04/16/91
5,007,464                       07/352,168                        04/16/91
5,007,474                       07/269,315                        04/16/91
5,007,475                       07/269,369                        04/16/91
5,007,476                       07/269,306                        04/16/91
5,007,485                       07/421,666                        04/16/91
5,007,486                       07/473,729                        04/16/91
5,007,493                       07/484,406                        04/16/91
5,007,496                       07/466,867                        04/16/91
5,007,517                       07/457,373                        04/16/91
5,007,520                       07/368,619                        04/16/91
5,007,522                       07/359,302                        04/16/91
5,007,526                       07/417,290                        04/16/91
5,007,529                       07/452,052                        04/16/91
5,007,536                       07/470,379                        04/16/91
5,007,545                       07/494,238                        04/16/91
5,007,550                       07/393,939                        04/16/91
5,007,556                       07/510,681                        04/16/91
5,007,561                       07/474,216                        04/16/91
5,007,565                       07/002,991                        04/16/91
5,007,569                       07/472,848                        04/16/91
5,007,585                       06/722,411                        04/16/91
5,007,590                       07/469,092                        04/16/91
5,007,591                       07/465,907                        04/16/91
5,007,594                       07/333,985                        04/16/91
5,007,598                       07/426,212                        04/16/91
5,007,600                       07/469,678                        04/16/91
5,007,602                       07/494,340                        04/16/91
5,007,608                       07/399,172                        04/16/91
5,007,610                       07/468,079                        04/16/91
5,007,621                       07/413,673                        04/16/91
5,007,631                       07/526,590                        04/16/91
5,007,637                       07/394,640                        04/16/91
5,007,649                       07/329,910                        04/16/91
5,007,659                       07/489,920                        04/16/91
5,007,661                       07/352,758                        04/16/91
5,007,671                       07/455,681                        04/16/91
5,007,677                       07/441,043                        04/16/91
5,007,678                       07/419,097                        04/16/91
5,007,680                       07/417,491                        04/16/91
5,007,684                       07/475,335                        04/16/91
5,007,687                       07/464,097                        04/16/91
5,007,695                       07/415,014                        04/16/91
5,007,703                       07/454,184                        04/16/91
5,007,708                       07/224,571                        04/16/91
5,007,721                       07/529,032                        04/16/91
5,007,727                       07/484,884                        04/16/91
5,007,731                       07/347,181                        04/16/91
5,007,748                       07/352,806                        04/16/91
5,007,749                       07/343,825                        04/16/91
5,007,750                       07/110,593                        04/16/91
5,007,760                       07/464,274                        04/16/91
5,007,762                       07/463,381                        04/16/91
5,007,763                       07/473,643                        04/16/91
5,007,764                       07/435,523                        04/16/91
5,007,766                       07/441,513                        04/16/91
5,007,768                       07/510,181                        04/16/91
5,007,769                       07/293,577                        04/16/91
5,007,780                       07/508,953                        04/16/91
5,007,791                       07/269,859                        04/16/91
5,007,792                       07/220,672                        04/16/91
5,007,798                       07/397,487                        04/16/91
5,007,803                       07/414,092                        04/16/91
5,007,806                       07/330,496                        04/16/91
5,007,808                       07/451,152                        04/16/91
5,007,810                       07/445,552                        04/16/91
5,007,813                       07/365,176                        04/16/91
5,007,819                       07/180,390                        04/16/91
5,007,844                       07/466,169                        04/16/91
5,007,847                       07/539,954                        04/16/91
5,007,861                       07/532,292                        04/16/91
5,007,870                       07/369,174                        04/16/91
5,007,872                       07/364,629                        04/16/91
5,007,876                       07/214,243                        04/16/91
5,007,889                       07/457,651                        04/16/91
5,007,894                       07/309,383                        04/16/91
5,007,909                       06/928,647                        04/16/91
5,007,925                       07/397,012                        04/16/91
5,007,927                       07/426,301                        04/16/91
5,007,932                       07/316,526                        04/16/91
5,007,939                       07/269,879                        04/16/91
5,007,947                       07/334,837                        04/16/91
5,007,954                       07/407,318                        04/16/91
5,007,955                       07/267,705                        04/16/91
5,007,959                       07/313,884                        04/16/91
5,007,961                       07/240,903                        04/16/91
5,007,967                       07/232,307                        04/16/91
5,007,970                       07/188,314                        04/16/91
5,007,973                       07/420,341                        04/16/91
5,007,987                       07/274,622                        04/16/91
5,007,992                       07/351,739                        04/16/91
5,007,994                       07/273,463                        04/16/91
5,007,999                       07/337,680                        04/16/91
5,008,013                       07/245,755                        04/16/91
5,008,015                       07/429,389                        04/16/91
5,008,029                       07/439,190                        04/16/91
5,008,039                       07/545,819                        04/16/91
5,008,051                       07/317,681                        04/16/91
5,008,052                       07/279,197                        04/16/91
5,008,053                       07/418,141                        04/16/91
5,008,054                       07/455,229                        04/16/91
5,008,055                       07/577,281                        04/16/91
5,008,066                       07/334,301                        04/16/91
5,008,067                       07/492,395                        04/16/91
5,008,068                       07/264,960                        04/16/91
5,008,070                       07/268,595                        04/16/91
5,008,074                       07/514,871                        04/16/91
5,008,077                       07/457,106                        04/16/91
5,008,082                       07/236,588                        04/16/91
5,008,084                       07/565,939                        04/16/91
5,008,087                       07/534,035                        04/16/91
5,008,090                       07/197,172                        04/16/91
5,008,094                       07/399,189                        04/16/91
5,008,101                       07/446,267                        04/16/91
5,008,102                       07/137,247                        04/16/91
5,008,103                       07/291,909                        04/16/91
5,008,105                       07/284,683                        04/16/91
5,008,112                       06/809,437                        04/16/91
5,008,115                       07/487,478                        04/16/91
5,008,116                       07/270,276                        04/16/91
5,008,119                       07/062,180                        04/16/91
5,008,120                       07/551,922                        04/16/91
5,008,128                       07/304,086                        04/16/91
5,008,134                       07/554,426                        04/16/91
5,008,136                       07/395,360                        04/16/91
5,008,139                       07/264,784                        04/16/91
5,008,142                       07/239,950                        04/16/91
5,008,154                       07/459,858                        04/16/91
5,008,166                       07/434,570                        04/16/91
5,008,170                       07/370,312                        04/16/91
5,008,178                       07/305,391                        04/16/91
5,008,192                       07/303,336                        04/16/91
5,008,204                       07/151,350                        04/16/91
5,008,210                       07/510,637                        04/16/91
5,008,211                       07/406,859                        04/16/91
5,008,213                       07/511,475                        04/16/91
5,008,215                       07/377,248                        04/16/91
5,008,217                       07/534,772                        04/16/91
5,008,220                       07/311,221                        04/16/91
5,008,233                       07/404,550                        04/16/91
5,008,236                       07/458,191                        04/16/91
5,008,247                       07/256,624                        04/16/91
5,008,250                       07/198,271                        04/16/91
5,008,252                       07/028,507                        04/16/91
5,008,263                       07/496,393                        04/16/91
5,008,268                       07/456,391                        04/16/91
5,008,274                       07/232,524                        04/16/91
5,008,285                       07/430,045                        04/16/91
5,008,287                       07/318,905                        04/16/91
5,008,291                       07/436,046                        04/16/91
5,008,292                       07/129,342                        04/16/91
5,008,297                       07/356,945                        04/16/91
5,008,301                       07/313,407                        04/16/91
5,008,305                       07/306,193                        04/16/91
5,008,308                       07/312,883                        04/16/91
5,008,314                       07/454,654                        04/16/91
5,008,320                       07/447,482                        04/16/91
5,008,325                       07/498,079                        04/16/91
5,008,326                       07/558,667                        04/16/91
5,008,328                       07/313,367                        04/16/91
5,008,346                       07/345,251                        04/16/91
5,008,349                       07/426,835                        04/16/91
5,008,358                       07/571,617                        04/16/91
5,008,369                       07/430,039                        04/16/91
5,008,370                       07/431,118                        04/16/91
5,008,373                       07/112,082                        04/16/91
5,008,374                       07/023,373                        04/16/91
5,008,376                       07/250,403                        04/16/91
5,008,378                       07/408,846                        04/16/91
5,008,382                       07/370,052                        04/16/91
5,008,385                       07/219,309                        04/16/91
5,008,387                       07/338,012                        04/16/91
5,008,391                       07/377,021                        04/16/91
5,008,395                       07/289,069                        04/16/91
5,008,407                       07/456,925                        04/16/91
5,008,422                       07/012,874                        04/16/91
5,008,424                       07/519,188                        04/16/91
5,008,425                       07/337,186                        04/16/91
5,008,435                       07/275,261                        04/16/91
5,008,440                       07/454,775                        04/16/91
5,008,443                       07/411,380                        04/16/91
5,008,452                       06/814,019                        04/16/91
5,008,463                       07/541,629                        04/16/91
5,008,478                       07/387,555                        04/16/91
5,008,481                       07/459,212                        04/16/91
5,008,482                       07/456,704                        04/16/91
5,008,483                       07/333,127                        04/16/91
5,008,484                       07/333,119                        04/16/91
5,008,489                       07/426,194                        04/16/91
5,008,494                       07/332,708                        04/16/91
5,008,498                       07/461,549                        04/16/91
5,008,504                       07/459,363                        04/16/91
5,008,515                       07/521,410                        04/16/91
5,008,522                       07/378,514                        04/16/91
5,008,529                       07/551,046                        04/16/91
5,008,537                       07/409,761                        04/16/91
5,008,540                       07/387,497                        04/16/91
5,008,542                       07/456,924                        04/16/91
5,008,545                       07/425,770                        04/16/91
5,008,550                       07/441,642                        04/16/91
5,008,552                       07/274,994                        04/16/91
5,008,557                       07/484,041                        04/16/91
5,008,567                       07/342,066                        04/16/91
5,008,573                       07/482,807                        04/16/91
5,008,578                       07/343,923                        04/16/91
5,008,586                       07/302,340                        04/16/91
5,008,590                       07/412,024                        04/16/91
5,008,591                       07/461,885                        04/16/91
5,008,592                       07/425,894                        04/16/91
5,008,593                       07/553,929                        04/16/91
5,008,598                       07/461,221                        04/16/91
5,008,599                       07/479,650                        04/16/91
5,008,606                       07/509,821                        04/16/91
5,008,610                       07/388,208                        04/16/91
5,008,611                       07/323,599                        04/16/91
5,008,624                       07/373,583                        04/16/91
5,008,644                       07/401,275                        04/16/91
5,008,646                       07/371,866                        04/16/91
5,008,655                       07/438,083                        04/16/91
5,008,659                       07/301,574                        04/16/91
5,008,665                       07/569,534                        04/16/91
5,008,669                       07/383,153                        04/16/91
5,008,670                       07/331,372                        04/16/91
5,008,684                       07/506,854                        04/16/91
5,008,685                       07/299,185                        04/16/91
5,008,691                       07/407,859                        04/16/91
5,008,692                       07/486,488                        04/16/91
5,008,707                       07/402,729                        04/16/91
5,008,709                       07/362,686                        04/16/91
5,008,710                       07/516,967                        04/16/91
5,008,712                       07/436,974                        04/16/91
5,008,731                       07/483,290                        04/16/91
5,008,740                       07/339,044                        04/16/91
5,008,744                       07/388,421                        04/16/91
5,008,745                       07/454,179                        04/16/91
5,008,757                       07/393,131                        04/16/91
5,008,758                       07/356,778                        04/16/91
5,008,761                       07/489,322                        04/16/91
5,008,764                       07/168,700                        04/16/91
5,008,768                       07/328,869                        04/16/91
5,008,769                       07/464,222                        04/16/91
5,008,770                       07/481,920                        04/16/91
5,008,772                       07/587,072                        04/16/91
5,008,782                       07/572,211                        04/16/91
5,008,800                       07/488,744                        04/16/91
5,008,801                       07/448,311                        04/16/91
5,008,803                       07/338,931                        04/16/91
5,008,805                       07/389,023                        04/16/91
5,008,813                       07/261,033                        04/16/91
5,008,817                       07/222,841                        04/16/91
5,008,820                       07/032,210                        04/16/91
5,008,824                       07/368,001                        04/16/91
5,008,826                       07/305,395                        04/16/91
5,008,828                       07/264,969                        04/16/91
5,008,830                       07/278,452                        04/16/91
5,008,841                       07/387,223                        04/16/91
5,008,869                       07/507,951                        04/16/91
5,008,872                       07/171,471                        04/16/91
5,008,875                       07/241,235                        04/16/91
5,008,876                       07/437,971                        04/16/91
5,008,877                       07/120,308                        04/16/91
5,008,881                       07/526,097                        04/16/91
5,008,898                       07/496,354                        04/16/91
5,008,908                       07/282,243                        04/16/91
5,008,915                       07/306,348                        04/16/91
5,008,920                       07/441,180                        04/16/91
5,008,932                       07/305,743                        04/16/91
5,008,934                       07/363,658                        04/16/91
5,008,937                       07/371,209                        04/16/91
5,008,947                       07/419,114                        04/16/91
5,008,949                       07/527,707                        04/16/91
5,008,956                       07/355,992                        04/16/91

                    PATENTS WHICH EXPIRED ON April 11, 2003
                    DUE TO FAILURE TO PAY MAINTENANCE FEES

Patent                          Application                          Issue
Number                             Number                             Date

5,404,598                       08/144,312                        04/11/95
5,404,599                       08/086,251                        04/11/95
5,404,600                       08/138,199                        04/11/95
5,404,601                       08/272,759                        04/11/95
5,404,602                       08/185,033                        04/11/95
5,404,605                       08/228,727                        04/11/95
5,404,606                       08/133,207                        04/11/95
5,404,611                       08/069,750                        04/11/95
5,404,612                       08/107,583                        04/11/95
5,404,619                       08/098,347                        04/11/95
5,404,624                       08/168,149                        04/11/95
5,404,635                       07/888,350                        04/11/95
5,404,638                       08/272,944                        04/11/95
5,404,643                       08/297,524                        04/11/95
5,404,644                       08/214,112                        04/11/95
5,404,648                       08/206,389                        04/11/95
5,404,667                       08/204,669                        04/11/95
5,404,673                       08/078,643                        04/11/95
5,404,678                       08/072,776                        04/11/95
5,404,683                       08/021,801                        04/11/95
5,404,685                       07/937,297                        04/11/95
5,404,690                       08/037,753                        04/11/95
5,404,692                       07/988,406                        04/11/95
5,404,693                       08/285,659                        04/11/95
5,404,696                       08/138,867                        04/11/95
5,404,700                       08/094,865                        04/11/95
5,404,711                       08/074,639                        04/11/95
5,404,712                       07/957,613                        04/11/95
5,404,716                       08/201,933                        04/11/95
5,404,731                       08/194,106                        04/11/95
5,404,732                       08/136,701                        04/11/95
5,404,735                       08/212,843                        04/11/95
5,404,743                       08/105,161                        04/11/95
5,404,745                       07/963,217                        04/11/95
5,404,751                       08/282,550                        04/11/95
5,404,755                       07/867,248                        04/11/95
5,404,761                       08/030,172                        04/11/95
5,404,763                       08/087,550                        04/11/95
5,404,770                       08/074,220                        04/11/95
5,404,774                       08/085,532                        04/11/95
5,404,775                       08/212,559                        04/11/95
5,404,783                       07/896,685                        04/11/95
5,404,787                       08/110,569                        04/11/95
5,404,788                       07/900,456                        04/11/95
5,404,793                       08/070,524                        04/11/95
5,404,796                       08/141,116                        04/11/95
5,404,798                       08/158,932                        04/11/95
5,404,804                       08/154,302                        04/11/95
5,404,819                       08/283,168                        04/11/95
5,404,824                       08/144,822                        04/11/95
5,404,825                       08/141,046                        04/11/95
5,404,831                       07/985,800                        04/11/95
5,404,834                       08/031,448                        04/11/95
5,404,838                       08/279,535                        04/11/95
5,404,848                       08/287,504                        04/11/95
5,404,851                       08/110,321                        04/11/95
5,404,852                       08/198,583                        04/11/95
5,404,854                       08/133,381                        04/11/95
5,404,857                       08/143,193                        04/11/95
5,404,860                       08/131,737                        04/11/95
5,404,862                       08/122,091                        04/11/95
5,404,865                       08/149,474                        04/11/95
5,404,866                       08/136,351                        04/11/95
5,404,867                       08/020,432                        04/11/95
5,404,874                       08/027,372                        04/11/95
5,404,875                       08/123,372                        04/11/95
5,404,880                       08/131,648                        04/11/95
5,404,894                       08/062,611                        04/11/95
5,404,898                       08/110,089                        04/11/95
5,404,908                       08/194,722                        04/11/95
5,404,914                       07/885,670                        04/11/95
5,404,922                       08/100,728                        04/11/95
5,404,926                       08/026,255                        04/11/95
5,404,934                       07/885,941                        04/11/95
5,404,937                       07/824,871                        04/11/95
5,404,939                       07/958,951                        04/11/95
5,404,942                       08/304,342                        04/11/95
5,404,951                       08/088,456                        04/11/95
5,404,953                       08/136,026                        04/11/95
5,404,962                       08/088,852                        04/11/95
5,404,970                       08/122,535                        04/11/95
5,404,971                       08/067,852                        04/11/95
5,404,974                       08/032,972                        04/11/95
5,404,975                       08/063,386                        04/11/95
5,404,976                       08/154,080                        04/11/95
5,404,980                       08/225,678                        04/11/95
5,404,994                       08/110,311                        04/11/95
5,404,995                       08/135,734                        04/11/95
5,405,001                       08/235,551                        04/11/95
5,405,008                       08/086,484                        04/11/95
5,405,012                       08/135,885                        04/11/95
5,405,015                       08/105,299                        04/11/95
5,405,020                       08/172,063                        04/11/95
5,405,021                       08/101,241                        04/11/95
5,405,022                       08/132,130                        04/11/95
5,405,024                       08/145,576                        04/11/95
5,405,030                       08/200,708                        04/11/95
5,405,033                       08/116,508                        04/11/95
5,405,035                       08/187,528                        04/11/95
5,405,036                       08/046,261                        04/11/95
5,405,041                       08/144,406                        04/11/95
5,405,044                       07/941,903                        04/11/95
5,405,045                       08/162,230                        04/11/95
5,405,047                       08/244,570                        04/11/95
5,405,050                       08/143,930                        04/11/95
5,405,051                       08/129,415                        04/11/95
5,405,053                       08/102,052                        04/11/95
5,405,055                       08/184,203                        04/11/95
5,405,058                       08/189,929                        04/11/95
5,405,060                       08/101,798                        04/11/95
5,405,061                       08/059,439                        04/11/95
5,405,062                       08/104,815                        04/11/95
5,405,074                       08/094,311                        04/11/95
5,405,076                       08/287,095                        04/11/95
5,405,079                       08/089,793                        04/11/95
5,405,080                       07/962,411                        04/11/95
5,405,083                       08/124,161                        04/11/95
5,405,089                       08/146,909                        04/11/95
5,405,094                       08/188,977                        04/11/95
5,405,100                       07/894,243                        04/11/95
5,405,103                       08/167,416                        04/11/95
5,405,108                       07/940,147                        04/11/95
5,405,110                       08/134,016                        04/11/95
5,405,115                       08/307,409                        04/11/95
5,405,118                       08/001,793                        04/11/95
5,405,123                       08/184,987                        04/11/95
5,405,124                       08/140,725                        04/11/95
5,405,132                       08/218,310                        04/11/95
5,405,135                       08/132,698                        04/11/95
5,405,148                       08/207,413                        04/11/95
5,405,149                       08/092,125                        04/11/95
5,405,152                       08/071,745                        04/11/95
5,405,156                       08/119,182                        04/11/95
5,405,161                       08/191,633                        04/11/95
5,405,168                       08/184,378                        04/11/95
5,405,171                       08/068,770                        04/11/95
5,405,178                       07/910,362                        04/11/95
5,405,180                       07/929,175                        04/11/95
5,405,181                       08/044,525                        04/11/95
5,405,184                       08/128,099                        04/11/95
5,405,186                       08/044,811                        04/11/95
5,405,189                       08/103,252                        04/11/95
5,405,191                       08/181,311                        04/11/95
5,405,193                       08/002,406                        04/11/95
5,405,199                       07/983,832                        04/11/95
5,405,201                       08/282,352                        04/11/95
5,405,202                       08/263,087                        04/11/95
5,405,207                       08/095,683                        04/11/95
5,405,208                       08/277,649                        04/11/95
5,405,212                       08/207,495                        04/11/95
5,405,213                       08/075,998                        04/11/95
5,405,222                       08/104,889                        04/11/95
5,405,224                       08/008,375                        04/11/95
5,405,226                       08/104,710                        04/11/95
5,405,227                       08/076,430                        04/11/95
5,405,229                       07/689,628                        04/11/95
5,405,231                       08/100,161                        04/11/95
5,405,232                       08/042,418                        04/11/95
5,405,255                       08/052,545                        04/11/95
5,405,261                       07/990,417                        04/11/95
5,405,266                       07/930,800                        04/11/95
5,405,270                       08/276,731                        04/11/95
5,405,280                       08/202,624                        04/11/95
5,405,282                       08/098,059                        04/11/95
5,405,285                       08/187,769                        04/11/95
5,405,286                       07/933,069                        04/11/95
5,405,288                       08/233,653                        04/11/95
5,405,289                       08/086,221                        04/11/95
5,405,299                       08/168,378                        04/11/95
5,405,300                       08/300,560                        04/11/95
5,405,304                       07/845,119                        04/11/95
5,405,305                       08/236,670                        04/11/95
5,405,308                       08/200,909                        04/11/95
5,405,310                       08/166,574                        04/11/95
5,405,311                       08/028,292                        04/11/95
5,405,313                       08/081,968                        04/11/95
5,405,314                       08/141,282                        04/11/95
5,405,325                       08/275,810                        04/11/95
5,405,329                       07/815,191                        04/11/95
5,405,330                       08/228,352                        04/11/95
5,405,331                       08/072,512                        04/11/95
5,405,343                       08/108,741                        04/11/95
5,405,356                       08/086,099                        04/11/95
5,405,357                       08/124,791                        04/11/95
5,405,362                       08/170,065                        04/11/95
5,405,370                       08/173,770                        04/11/95
5,405,379                       07/977,440                        04/11/95
5,405,395                       08/056,470                        04/11/95
5,405,410                       08/091,087                        04/11/95
5,405,416                       08/058,372                        04/11/95
5,405,417                       08/153,473                        04/11/95
5,405,420                       08/079,584                        04/11/95
5,405,428                       07/960,376                        04/11/95
5,405,430                       08/226,299                        04/11/95
5,405,435                       08/205,036                        04/11/95
5,405,441                       08/272,740                        04/11/95
5,405,446                       08/272,486                        04/11/95
5,405,449                       08/130,751                        04/11/95
5,405,457                       08/224,951                        04/11/95
5,405,458                       08/120,523                        04/11/95
5,405,461                       08/225,160                        04/11/95
5,405,468                       08/096,162                        04/11/95
5,405,470                       08/182,152                        04/11/95
5,405,476                       08/157,769                        04/11/95
5,405,477                       08/232,762                        04/11/95
5,405,478                       08/155,365                        04/11/95
5,405,479                       08/170,018                        04/11/95
5,405,495                       08/087,172                        04/11/95
5,405,497                       07/573,975                        04/11/95
5,405,503                       08/147,884                        04/11/95
5,405,504                       08/188,839                        04/11/95
5,405,505                       08/180,966                        04/11/95
5,405,510                       08/061,969                        04/11/95
5,405,514                       08/098,736                        04/11/95
5,405,515                       08/108,066                        04/11/95
5,405,533                       08/044,277                        04/11/95
5,405,534                       08/114,331                        04/11/95
5,405,544                       08/100,803                        04/11/95
5,405,545                       08/236,867                        04/11/95
5,405,546                       08/111,227                        04/11/95
5,405,548                       08/282,130                        04/11/95
5,405,559                       08/164,173                        04/11/95
5,405,563                       07/972,725                        04/11/95
5,405,570                       08/213,715                        04/11/95
5,405,571                       08/148,957                        04/11/95
5,405,572                       07/853,389                        04/11/95
5,405,583                       08/022,140                        04/11/95
5,405,587                       08/132,801                        04/11/95
5,405,588                       08/276,721                        04/11/95
5,405,596                       08/083,241                        04/11/95
5,405,599                       08/199,584                        04/11/95
5,405,600                       08/104,744                        04/11/95
5,405,601                       08/087,837                        04/11/95
5,405,602                       07/901,592                        04/11/95
5,405,609                       08/104,760                        04/11/95
5,405,614                       08/003,095                        04/11/95
5,405,619                       08/191,013                        04/11/95
5,405,622                       08/171,631                        04/11/95
5,405,624                       08/148,123                        04/11/95
5,405,628                       08/122,656                        04/11/95
5,405,631                       08/200,508                        04/11/95
5,405,654                       07/989,223                        04/11/95
5,405,662                       08/259,177                        04/11/95
5,405,671                       08/151,287                        04/11/95
5,405,673                       08/040,140                        04/11/95
5,405,677                       08/128,408                        04/11/95
5,405,687                       07/962,893                        04/11/95
5,405,688                       08/262,289                        04/11/95
5,405,690                       08/250,864                        04/11/95
5,405,697                       08/288,160                        04/11/95
5,405,698                       08/040,714                        04/11/95
5,405,701                       08/045,861                        04/11/95
5,405,705                       07/989,803                        04/11/95
5,405,706                       08/146,586                        04/11/95
5,405,713                       08/122,788                        04/11/95
5,405,715                       08/259,899                        04/11/95
5,405,718                       07/952,743                        04/11/95
5,405,726                       07/974,122                        04/11/95
5,405,736                       07/996,289                        04/11/95
5,405,739                       08/146,522                        04/11/95
5,405,743                       08/267,636                        04/11/95
5,405,751                       08/180,748                        04/11/95
5,405,766                       08/036,867                        04/11/95
5,405,770                       08/006,400                        04/11/95
5,405,773                       08/119,457                        04/11/95
5,405,785                       08/006,169                        04/11/95
5,405,790                       08/155,882                        04/11/95
5,405,795                       08/268,380                        04/11/95
5,405,800                       08/274,048                        04/11/95
5,405,805                       07/943,069                        04/11/95
5,405,810                       07/869,174                        04/11/95
5,405,814                       08/072,379                        04/11/95
5,405,828                       08/186,134                        04/11/95
5,405,838                       07/766,227                        04/11/95
5,405,840                       08/027,095                        04/11/95
5,405,853                       08/166,656                        04/11/95
5,405,854                       08/021,919                        04/11/95
5,405,861                       08/232,337                        04/11/95
5,405,864                       08/138,279                        04/11/95
5,405,869                       08/185,830                        04/11/95
5,405,870                       08/147,892                        04/11/95
5,405,882                       07/991,191                        04/11/95
5,405,884                       08/224,414                        04/11/95
5,405,891                       08/159,410                        04/11/95
5,405,893                       08/198,247                        04/11/95
5,405,895                       07/922,920                        04/11/95
5,405,900                       08/251,588                        04/11/95
5,405,908                       08/178,972                        04/11/95
5,405,910                       07/626,141                        04/11/95
5,405,920                       08/291,077                        04/11/95
5,405,929                       08/247,177                        04/11/95
5,405,931                       08/106,168                        04/11/95
5,405,937                       07/920,337                        04/11/95
5,405,953                       08/100,979                        04/11/95
5,405,954                       08/077,697                        04/11/95
5,405,955                       08/076,195                        04/11/95
5,405,960                       08/288,192                        04/11/95
5,405,988                       08/074,868                        04/11/95
5,405,992                       08/234,805                        04/11/95
5,405,994                       08/101,742                        04/11/95
5,406,001                       08/166,344                        04/11/95
5,406,003                       08/296,285                        04/11/95
5,406,007                       08/272,981                        04/11/95
5,406,018                       07/993,601                        04/11/95
5,406,019                       08/005,900                        04/11/95
5,406,026                       08/232,457                        04/11/95
5,406,029                       08/079,129                        04/11/95
5,406,032                       07/836,499                        04/11/95
5,406,044                       08/230,275                        04/11/95
5,406,045                       08/171,673                        04/11/95
5,406,049                       08/247,681                        04/11/95
5,406,050                       07/958,647                        04/11/95
5,406,052                       07/602,232                        04/11/95
5,406,054                       08/207,601                        04/11/95
5,406,064                       08/123,101                        04/11/95
5,406,068                       08/222,377                        04/11/95
5,406,072                       08/206,992                        04/11/95
5,406,075                       08/039,379                        04/11/95
5,406,087                       08/183,149                        04/11/95
5,406,103                       08/187,020                        04/11/95
5,406,108                       08/123,267                        04/11/95
5,406,126                       07/818,449                        04/11/95
5,406,127                       07/893,547                        04/11/95
5,406,128                       07/964,557                        04/11/95
5,406,136                       08/058,063                        04/11/95
5,406,145                       08/160,812                        04/11/95
5,406,148                       08/181,609                        04/11/95
5,406,152                       07/799,829                        04/11/95
5,406,158                       08/096,792                        04/11/95
5,406,161                       08/248,872                        04/11/95
5,406,163                       07/969,939                        04/11/95
5,406,168                       07/974,958                        04/11/95
5,406,170                       08/162,949                        04/11/95
5,406,173                       08/165,217                        04/11/95
5,406,177                       08/228,850                        04/11/95
5,406,180                       08/187,593                        04/11/95
5,406,183                       08/122,882                        04/11/95
5,406,184                       08/081,377                        04/11/95
5,406,186                       08/186,203                        04/11/95
5,406,187                       07/860,487                        04/11/95
5,406,191                       08/173,253                        04/11/95
5,406,193                       08/081,775                        04/11/95
5,406,197                       07/923,307                        04/11/95
5,406,216                       08/158,557                        04/11/95
5,406,240                       08/150,483                        04/11/95
5,406,241                       08/068,612                        04/11/95
5,406,243                       07/720,488                        04/11/95
5,406,256                       07/953,563                        04/11/95
5,406,265                       07/989,969                        04/11/95
5,406,276                       07/911,080                        04/11/95
5,406,284                       07/997,722                        04/11/95
5,406,287                       08/168,501                        04/11/95
5,406,293                       08/159,079                        04/11/95
5,406,296                       08/057,615                        04/11/95
5,406,299                       07/715,868                        04/11/95
5,406,310                       08/190,728                        04/11/95
5,406,311                       08/111,390                        04/11/95
5,406,312                       08/196,509                        04/11/95
5,406,313                       08/080,059                        04/11/95
5,406,328                       08/127,836                        04/11/95
5,406,330                       08/093,647                        04/11/95
5,406,335                       08/102,264                        04/11/95
5,406,337                       07/980,818                        04/11/95
5,406,343                       08/180,591                        04/11/95
5,406,353                       08/080,513                        04/11/95
5,406,372                       08/048,878                        04/11/95
5,406,405                       07/800,579                        04/11/95
5,406,412                       08/103,272                        04/11/95
5,406,417                       08/073,823                        04/11/95
5,406,419                       08/132,757                        04/11/95
5,406,422                       08/139,042                        04/11/95
5,406,425                       07/909,007                        04/11/95
5,406,430                       07/936,591                        04/11/95
5,406,435                       08/149,511                        04/11/95
5,406,437                       08/227,408                        04/11/95
5,406,439                       08/026,658                        04/11/95
5,406,454                       08/050,889                        04/11/95
5,406,463                       08/249,884                        04/11/95
5,406,466                       08/279,812                        04/11/95
5,406,469                       08/269,962                        04/11/95
5,406,483                       08/216,250                        04/11/95
5,406,486                       08/133,388                        04/11/95
5,406,487                       08/243,098                        04/11/95
5,406,493                       08/169,531                        04/11/95
5,406,494                       08/214,912                        04/11/95
5,406,498                       08/014,151                        04/11/95
5,406,501                       08/226,442                        04/11/95
5,406,507                       08/065,011                        04/11/95
5,406,508                       08/127,523                        04/11/95
5,406,514                       07/991,463                        04/11/95
5,406,515                       08/160,537                        04/11/95
5,406,518                       08/193,247                        04/11/95
5,406,529                       08/125,058                        04/11/95
5,406,532                       08/150,799                        04/11/95
5,406,544                       07/735,961                        04/11/95
5,406,548                       08/162,286                        04/11/95
5,406,553                       07/799,891                        04/11/95
5,406,556                       08/141,120                        04/11/95
5,406,560                       07/740,133                        04/11/95
5,406,567                       08/075,798                        04/11/95
5,406,571                       08/182,593                        04/11/95
5,406,581                       08/030,599                        04/11/95
5,406,586                       08/089,153                        04/11/95
5,406,595                       08/118,189                        04/11/95
5,406,597                       07/908,119                        04/11/95
5,406,601                       08/236,308                        04/11/95
5,406,604                       08/154,067                        04/11/95
5,406,605                       08/174,227                        04/11/95
5,406,636                       08/048,515                        04/11/95
5,406,637                       08/113,071                        04/11/95
5,406,640                       07/812,178                        04/11/95

                    PATENTS WHICH EXPIRED ON April 13, 2003
                    DUE TO FAILURE TO PAY MAINTENANCE FEES

Patent                          Application                          Issue
Number                             Number                             Date

5,893,170                       08/882,629                        04/13/99
5,893,181                       08/730,140                        04/13/99
5,893,182                       08/862,675                        04/13/99
5,893,184                       09/071,740                        04/13/99
5,893,190                       08/890,422                        04/13/99
5,893,191                       08/985,599                        04/13/99
5,893,194                       08/664,339                        04/13/99
5,893,200                       08/924,240                        04/13/99
5,893,201                       08/923,908                        04/13/99
5,893,225                       08/727,496                        04/13/99
5,893,226                       08/963,837                        04/13/99
5,893,229                       08/803,037                        04/13/99
5,893,230                       08/900,623                        04/13/99
5,893,233                       08/237,377                        04/13/99
5,893,241                       09/003,699                        04/13/99
5,893,243                       08/865,011                        04/13/99
5,893,245                       08/802,926                        04/13/99
5,893,251                       08/884,139                        04/13/99
5,893,252                       08/857,727                        04/13/99
5,893,254                       08/765,325                        04/13/99
5,893,255                       08/891,466                        04/13/99
5,893,271                       08/903,138                        04/13/99
5,893,277                       08/815,838                        04/13/99
5,893,278                       08/931,037                        04/13/99
5,893,284                       08/836,151                        04/13/99
5,893,285                       09/021,263                        04/13/99
5,893,287                       08/818,745                        04/13/99
5,893,289                       08/883,934                        04/13/99
5,893,290                       08/904,915                        04/13/99
5,893,294                       08/769,261                        04/13/99
5,893,300                       08/602,034                        04/13/99
5,893,306                       08/912,212                        04/13/99
5,893,307                       08/845,615                        04/13/99
5,893,312                       08/752,775                        04/13/99
5,893,325                       08/943,083                        04/13/99
5,893,331                       09/021,567                        04/13/99
5,893,332                       08/903,483                        04/13/99
5,893,338                       08/742,993                        04/13/99
5,893,339                       09/030,735                        04/13/99
5,893,356                       08/856,512                        04/13/99
5,893,365                       08/901,703                        04/13/99
5,893,366                       08/882,949                        04/13/99
5,893,375                       08/883,236                        04/13/99
5,893,379                       08/872,746                        04/13/99
5,893,381                       08/777,070                        04/13/99
5,893,392                       08/748,039                        04/13/99
5,893,395                       08/702,431                        04/13/99
5,893,398                       08/883,877                        04/13/99
5,893,411                       08/780,366                        04/13/99
5,893,412                       09/046,639                        04/13/99
5,893,414                       09/071,847                        04/13/99
5,893,422                       09/046,764                        04/13/99
5,893,428                       08/847,541                        04/13/99
5,893,443                       08/772,485                        04/13/99
5,893,444                       08/968,872                        04/13/99
5,893,452                       08/800,101                        04/13/99
5,893,454                       08/963,295                        04/13/99
5,893,460                       08/326,059                        04/13/99
5,893,463                       08/838,208                        04/13/99
5,893,469                       08/979,088                        04/13/99
5,893,474                       08/596,320                        04/13/99
5,893,475                       08/843,655                        04/13/99
5,893,483                       08/784,360                        04/13/99
5,893,487                       08/952,390                        04/13/99
5,893,495                       08/953,887                        04/13/99
5,893,496                       08/510,040                        04/13/99
5,893,497                       09/042,106                        04/13/99
5,893,502                       08/541,814                        04/13/99
5,893,503                       08/911,096                        04/13/99
5,893,509                       08/837,369                        04/13/99
5,893,515                       08/222,257                        04/13/99
5,893,517                       08/889,350                        04/13/99
5,893,522                       08/867,077                        04/13/99
5,893,528                       08/798,131                        04/13/99
5,893,531                       08/997,920                        04/13/99
5,893,534                       08/577,319                        04/13/99
5,893,537                       08/900,540                        04/13/99
5,893,545                       08/956,661                        04/13/99
5,893,550                       08/868,455                        04/13/99
5,893,553                       08/953,500                        04/13/99
5,893,560                       08/809,638                        04/13/99
5,893,561                       09/019,022                        04/13/99
5,893,562                       08/993,611                        04/13/99
5,893,567                       08/853,646                        04/13/99
5,893,569                       08/745,268                        04/13/99
5,893,571                       09/128,432                        04/13/99
5,893,576                       09/016,037                        04/13/99
5,893,577                       08/824,461                        04/13/99
5,893,583                       08/842,148                        04/13/99
5,893,585                       08/842,191                        04/13/99
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