United States Patent and Trademark Office OG Notices: 22 July 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 May 28, 2003
                     DUE TO FAILURE TO PAY MAINTENANCE FEES

Patent                          Application                          Issue
Number                             Number                             Date

5,018,223                        07/519,911                       05/28/91
5,018,226                        07/234,422                       05/28/91
5,018,228                        07/009,915                       05/28/91
5,018,244                        07/536,445                       05/28/91
5,018,245                        07/425,414                       05/28/91
5,018,258                        07/444,726                       05/28/91
5,018,265                        07/584,450                       05/28/91
5,018,268                        07/463,054                       05/28/91
5,018,276                        07/514,157                       05/28/91
5,018,293                        07/413,461                       05/28/91
5,018,301                        07/343,547                       05/28/91
5,018,304                        07/521,437                       05/28/91
5,018,312                        07/258,575                       05/28/91
5,018,321                        07/517,926                       05/28/91
5,018,331                        07/536,411                       05/28/91
5,018,332                        07/507,531                       05/28/91
5,018,333                        07/564,759                       05/28/91
5,018,339                        07/540,014                       05/28/91
5,018,348                        07/442,316                       05/28/91
5,018,350                        07/521,332                       05/28/91
5,018,360                        07/538,226                       05/28/91
5,018,361                        07/314,656                       05/28/91
5,018,364                        07/468,356                       05/28/91
5,018,367                        07/386,693                       05/28/91
5,018,368                        07/420,282                       05/28/91
5,018,370                        07/531,129                       05/28/91
5,018,372                        07/587,827                       05/28/91
5,018,375                        07/584,298                       05/28/91
5,018,376                        07/495,328                       05/28/91
5,018,398                        07/466,566                       05/28/91
5,018,404                        07/446,856                       05/28/91
5,018,405                        07/562,556                       05/28/91
5,018,416                        07/392,053                       05/28/91
5,018,421                        07/178,498                       05/28/91
5,018,424                        07/265,693                       05/28/91
5,018,429                        07/332,803                       05/28/91
5,018,436                        07/563,359                       05/28/91
5,018,437                        07/506,337                       05/28/91
5,018,453                        07/444,848                       05/28/91
5,018,454                        07/577,025                       05/28/91
5,018,456                        07/314,895                       05/28/91
5,018,459                        07/471,971                       05/28/91
5,018,460                        07/488,288                       05/28/91
5,018,462                        07/421,981                       05/28/91
5,018,464                        07/439,709                       05/28/91
5,018,466                        07/427,348                       05/28/91
5,018,479                        07/375,949                       05/28/91
5,018,489                        07/571,359                       05/28/91
5,018,498                        07/445,408                       05/28/91
5,018,518                        07/358,304                       05/28/91
5,018,524                        07/232,536                       05/28/91
5,018,527                        07/226,066                       05/28/91
5,018,541                        07/385,002                       05/28/91
5,018,548                        07/465,800                       05/28/91
5,018,552                        07/530,289                       05/28/91
5,018,558                        07/547,914                       05/28/91
5,018,562                        07/455,207                       05/28/91
5,018,566                        07/454,916                       05/28/91
5,018,567                        07/451,097                       05/28/91
5,018,571                        07/360,676                       05/28/91
5,018,583                        07/495,004                       05/28/91
5,018,586                        07/471,215                       05/28/91
5,018,587                        07/477,584                       05/28/91
5,018,593                        07/470,896                       05/28/91
5,018,605                        07/406,462                       05/28/91
5,018,606                        07/463,138                       05/28/91
5,018,617                        07/501,404                       05/28/91
5,018,618                        07/400,497                       05/28/91
5,018,619                        07/532,559                       05/28/91
5,018,625                        07/501,918                       05/28/91
5,018,630                        07/274,351                       05/28/91
5,018,633                        07/478,452                       05/28/91
5,018,641                        07/505,984                       05/28/91
5,018,661                        07/495,154                       05/28/91
5,018,662                        07/485,046                       05/28/91
5,018,663                        07/452,992                       05/28/91
5,018,664                        07/520,186                       05/28/91
5,018,674                        07/555,798                       05/28/91
5,018,682                        07/433,196                       05/28/91
5,018,687                        07/317,659                       05/28/91
5,018,692                        07/385,693                       05/28/91
5,018,696                        07/514,739                       05/28/91
5,018,702                        07/492,302                       05/28/91
5,018,704                        07/465,908                       05/28/91
5,018,705                        07/529,407                       05/28/91
5,018,707                        07/323,290                       05/28/91
5,018,710                        07/597,628                       05/28/91
5,018,732                        07/351,666                       05/28/91
5,018,734                        07/299,918                       05/28/91
5,018,735                        07/433,855                       05/28/91
5,018,754                        07/490,142                       05/28/91
5,018,762                        07/286,794                       05/28/91
5,018,767                        07/298,020                       05/28/91
5,018,775                        07/448,558                       05/28/91
5,018,776                        07/473,967                       05/28/91
5,018,780                        07/456,607                       05/28/91
5,018,793                        07/480,365                       05/28/91
5,018,797                        07/435,836                       05/28/91
5,018,821                        07/454,828                       05/28/91
5,018,826                        07/354,009                       05/28/91
5,018,836                        07/472,745                       05/28/91
5,018,837                        07/375,075                       05/28/91
5,018,841                        07/455,299                       05/28/91
5,018,858                        07/412,805                       05/28/91
5,018,859                        07/302,484                       05/28/91
5,018,860                        07/302,157                       05/28/91
5,018,865                        07/260,926                       05/28/91
5,018,869                        07/402,552                       05/28/91
5,018,873                        06/725,964                       05/28/91
5,018,888                        07/405,290                       05/28/91
5,018,889                        07/477,236                       05/28/91
5,018,891                        07/377,271                       05/28/91
5,018,905                        07/316,090                       05/28/91
5,018,909                        07/508,968                       05/28/91
5,018,912                        07/526,518                       05/28/91
5,018,914                        07/530,416                       05/28/91
5,018,917                        07/522,690                       05/28/91
5,018,922                        07/406,073                       05/28/91
5,018,927                        07/434,500                       05/28/91
5,018,928                        07/429,589                       05/28/91
5,018,931                        07/409,395                       05/28/91
5,018,947                        07/330,696                       05/28/91
5,018,954                        07/509,213                       05/28/91
5,018,963                        07/390,641                       05/28/91
5,018,970                        07/508,681                       05/28/91
5,018,973                        07/441,268                       05/28/91
5,018,974                        07/527,137                       05/28/91
5,018,977                        07/341,729                       05/28/91
5,018,983                        07/411,725                       05/28/91
5,019,004                        07/458,103                       05/28/91
5,019,006                        07/484,744                       05/28/91
5,019,007                        07/551,243                       05/28/91
5,019,009                        07/491,480                       05/28/91
5,019,011                        07/394,521                       05/28/91
5,019,012                        07/512,329                       05/28/91
5,019,014                        07/484,721                       05/28/91
5,019,015                        07/367,972                       05/28/91
5,019,022                        07/391,110                       05/28/91
5,019,024                        07/493,755                       05/28/91
5,019,030                        07/515,173                       05/28/91
5,019,034                        07/331,263                       05/28/91
5,019,036                        07/441,971                       05/28/91
5,019,037                        07/376,013                       05/28/91
5,019,040                        07/402,905                       05/28/91
5,019,049                        07/482,014                       05/28/91
5,019,051                        07/317,733                       05/28/91
5,019,052                        07/439,333                       05/28/91
5,019,067                        07/337,574                       05/28/91
5,019,080                        07/479,514                       05/28/91
5,019,098                        07/519,870                       05/28/91
5,019,111                        07/206,570                       05/28/91
5,019,116                        07/361,375                       05/28/91
5,019,121                        07/528,432                       05/28/91
5,019,123                        07/548,498                       05/28/91
5,019,124                        07/530,115                       05/28/91
5,019,132                        07/442,101                       05/28/91
5,019,134                        07/391,291                       05/28/91
5,019,144                        07/540,313                       05/28/91
5,019,149                        06/778,865                       05/28/91
5,019,153                        07/444,587                       05/28/91
5,019,156                        07/524,418                       05/28/91
5,019,161                        07/352,283                       05/28/91
5,019,164                        07/520,189                       05/28/91
5,019,168                        07/432,167                       05/28/91
5,019,170                        07/406,445                       05/28/91
5,019,172                        07/516,929                       05/28/91
5,019,178                        07/469,546                       05/28/91
5,019,179                        07/495,290                       05/28/91
5,019,182                        07/412,774                       05/28/91
5,019,187                        07/489,532                       05/28/91
5,019,196                        07/439,171                       05/28/91
5,019,234                        07/537,470                       05/28/91
5,019,243                        07/346,065                       05/28/91
5,019,248                        07/381,638                       05/28/91
5,019,249                        07/245,209                       05/28/91
5,019,253                        06/910,524                       05/28/91
5,019,270                        07/595,661                       05/28/91
5,019,282                        07/454,584                       05/28/91
5,019,284                        07/381,882                       05/28/91
5,019,285                        07/471,167                       05/28/91
5,019,295                        07/501,714                       05/28/91
5,019,303                        07/347,213                       05/28/91
5,019,315                        07/262,407                       05/28/91
5,019,321                        07/568,622                       05/28/91
5,019,325                        07/512,249                       05/28/91
5,019,328                        07/330,318                       05/28/91
5,019,331                        07/503,575                       05/28/91
5,019,332                        07/515,107                       05/28/91
5,019,334                        07/385,029                       05/28/91
5,019,336                        07/464,608                       05/28/91
5,019,344                        07/184,246                       05/28/91
5,019,350                        06/829,350                       05/28/91
5,019,355                        07/485,856                       05/28/91
5,019,359                        07/440,793                       05/28/91
5,019,377                        07/379,516                       05/28/91
5,019,381                        07/170,478                       05/28/91
5,019,384                        07/434,548                       05/28/91
5,019,386                        07/239,028                       05/28/91
5,019,412                        07/352,179                       05/28/91
5,019,414                        07/442,061                       05/28/91
5,019,415                        07/394,828                       05/28/91
5,019,416                        07/497,200                       05/28/91
5,019,417                        07/393,802                       05/28/91
5,019,422                        07/316,459                       05/28/91
5,019,427                        07/342,415                       05/28/91
5,019,428                        07/301,681                       05/28/91
5,019,429                        07/392,451                       05/28/91
5,019,434                        07/427,977                       05/28/91
5,019,445                        07/542,014                       05/28/91
5,019,446                        07/599,889                       05/28/91
5,019,447                        07/453,136                       05/28/91
5,019,451                        07/344,276                       05/28/91
5,019,453                        07/099,806                       05/28/91
5,019,464                        07/499,656                       05/28/91
5,019,466                        07/452,828                       05/28/91
5,019,467                        07/377,741                       05/28/91
5,019,481                        07/411,960                       05/28/91
5,019,483                        07/406,461                       05/28/91
5,019,484                        07/285,937                       05/28/91
5,019,486                        07/477,325                       05/28/91
5,019,489                        07/385,607                       05/28/91
5,019,493                        07/476,110                       05/28/91
5,019,495                        07/433,541                       05/28/91
5,019,503                        07/056,774                       05/28/91
5,019,518                        07/302,753                       05/28/91
5,019,523                        07/501,964                       05/28/91
5,019,526                        07/249,514                       05/28/91
5,019,529                        07/346,455                       05/28/91
5,019,539                        07/296,961                       05/28/91
5,019,541                        07/547,404                       05/28/91
5,019,545                        07/262,743                       05/28/91
5,019,547                        07/514,059                       05/28/91
5,019,554                        07/415,355                       05/28/91
5,019,555                        07/230,788                       05/28/91
5,019,562                        07/434,659                       05/28/91
5,019,578                        07/506,312                       05/28/91
5,019,582                        07/407,237                       05/28/91
5,019,592                        07/558,810                       05/28/91
5,019,595                        07/585,627                       05/28/91
5,019,607                        07/430,038                       05/28/91
5,019,613                        07/479,907                       05/28/91
5,019,614                        07/167,801                       05/28/91
5,019,617                        07/412,533                       05/28/91
5,019,622                        07/300,274                       05/28/91
5,019,625                        07/254,542                       05/28/91
5,019,629                        07/432,934                       05/28/91
5,019,630                        07/426,038                       05/28/91
5,019,635                        07/498,178                       05/28/91
5,019,636                        07/350,068                       05/28/91
5,019,637                        07/431,219                       05/28/91
5,019,640                        07/461,878                       05/28/91
5,019,643                        07/492,042                       05/28/91
5,019,646                        07/225,045                       05/28/91
5,019,656                        07/485,482                       05/28/91
5,019,663                        07/332,185                       05/28/91
5,019,664                        07/469,648                       05/28/91
5,019,675                        07/402,374                       05/28/91
5,019,680                        07/363,137                       05/28/91
5,019,682                        07/399,980                       05/28/91
5,019,689                        07/424,506                       05/28/91
5,019,707                        07/327,863                       05/28/91
5,019,716                        07/350,308                       05/28/91
5,019,721                        07/395,965                       05/28/91
5,019,727                        07/453,607                       05/28/91
5,019,733                        07/247,256                       05/28/91
5,019,735                        07/563,354                       05/28/91
5,019,739                        07/403,520                       05/28/91
5,019,744                        07/433,150                       05/28/91
5,019,754                        07/413,456                       05/28/91
5,019,770                        07/426,572                       05/28/91
5,019,773                        07/397,130                       05/28/91
5,019,775                        07/510,112                       05/28/91
5,019,777                        07/431,638                       05/28/91
5,019,783                        07/304,359                       05/28/91
5,019,786                        07/437,575                       05/28/91
5,019,791                        07/563,246                       05/28/91
5,019,792                        07/425,144                       05/28/91
5,019,795                        07/446,746                       05/28/91
5,019,798                        07/470,595                       05/28/91
5,019,799                        07/038,442                       05/28/91
5,019,800                        07/414,364                       05/28/91
5,019,801                        07/463,771                       05/28/91
5,019,807                        07/316,589                       05/28/91
5,019,808                        07/270,074                       05/28/91
5,019,812                        07/036,676                       05/28/91
5,019,827                        07/285,855                       05/28/91
5,019,830                        07/311,238                       05/28/91
5,019,847                        07/581,052                       05/28/91
5,019,864                        07/420,000                       05/28/91
5,019,868                        07/457,195                       05/28/91
5,019,870                        07/503,598                       05/28/91
5,019,872                        07/535,112                       05/28/91
5,019,875                        07/604,014                       05/28/91
5,019,876                        07/332,441                       05/28/91
5,019,880                        07/142,462                       05/28/91
5,019,884                        07/479,271                       05/28/91
5,019,885                        07/500,600                       05/28/91
5,019,914                        07/273,968                       05/28/91
5,019,917                        07/197,421                       05/28/91
5,019,920                        07/505,986                       05/28/91
5,019,930                        07/462,224                       05/28/91
5,019,931                        07/409,473                       05/28/91
5,019,936                        07/331,926                       05/28/91
5,019,939                        07/427,272                       05/28/91
5,019,940                        07/128,390                       05/28/91
5,019,942                        07/162,283                       05/28/91
5,019,950                        07/528,535                       05/28/91
5,019,953                        07/483,861                       05/28/91
5,019,964                        07/089,064                       05/28/91
5,019,972                        07/363,973                       05/28/91
5,019,974                        07/483,582                       05/28/91
5,019,983                        07/313,644                       05/28/91
5,019,989                        07/441,777                       05/28/91
5,019,999                        07/252,420                       05/28/91
5,020,004                        07/299,447                       05/28/91
5,020,019                        07/528,490                       05/28/91
5,020,021                        06/817,624                       05/28/91
5,020,036                        07/475,607                       05/28/91
5,020,042                        07/411,973                       05/28/91
5,020,054                        07/371,229                       05/28/91
5,020,055                        07/371,232                       05/28/91
5,020,059                        07/331,411                       05/28/91
5,020,067                        07/472,285                       05/28/91
5,020,068                        07/432,215                       05/28/91
5,020,070                        07/450,580                       05/28/91
5,020,071                        07/375,043                       05/28/91
5,020,088                        07/496,095                       05/28/91
5,020,090                        07/434,934                       05/28/91
5,020,097                        07/435,947                       05/28/91
5,020,100                        07/377,369                       05/28/91
5,020,102                        07/387,732                       05/28/91
5,020,103                        07/527,760                       05/28/91
5,020,104                        07/441,814                       05/28/91
5,020,115                        07/389,460                       05/28/91
5,020,118                        07/220,959                       05/28/91
5,020,151                        07/088,697                       05/28/91
5,020,154                        07/511,196                       05/28/91

                     PATENTS WHICH EXPIRED ON May 23, 2003
                     DUE TO FAILURE TO PAY MAINTENANCE FEES

Patent                          Application                          Issue
Number                             Number                             Date

5,416,928                        08/183,817                       05/23/95
5,416,930                        08/184,149                       05/23/95
5,416,938                        08/175,582                       05/23/95
5,416,940                        08/120,457                       05/23/95
5,416,941                        07/723,804                       05/23/95
5,416,954                        08/034,368                       05/23/95
5,416,956                        08/226,401                       05/23/95
5,416,958                        07/823,481                       05/23/95
5,416,959                        08/203,249                       05/23/95
5,416,962                        08/163,942                       05/23/95
5,416,970                        08/186,797                       05/23/95
5,416,976                        08/100,050                       05/23/95
5,416,977                        08/217,511                       05/23/95
5,416,978                        08/102,861                       05/23/95
5,416,981                        08/143,287                       05/23/95
5,416,985                        08/126,089                       05/23/95
5,416,987                        08/153,001                       05/23/95
5,416,990                        08/165,296                       05/23/95
5,416,992                        08/217,504                       05/23/95
5,416,995                        08/157,526                       05/23/95
5,416,996                        08/033,141                       05/23/95
5,417,000                        08/301,637                       05/23/95
5,417,010                        08/102,419                       05/23/95
5,417,011                        08/200,158                       05/23/95
5,417,019                        08/029,685                       05/23/95
5,417,022                        08/205,836                       05/23/95
5,417,024                        08/134,972                       05/23/95
5,417,045                        08/073,898                       05/23/95
5,417,050                        08/037,292                       05/23/95
5,417,051                        08/039,261                       05/23/95
5,417,055                        07/371,446                       05/23/95
5,417,059                        08/156,214                       05/23/95
5,417,063                        08/232,907                       05/23/95
5,417,064                        08/188,072                       05/23/95
5,417,070                        08/347,105                       05/23/95
5,417,071                        08/267,384                       05/23/95
5,417,081                        08/274,786                       05/23/95
5,417,083                        08/300,093                       05/23/95
5,417,094                        08/120,902                       05/23/95
5,417,096                        08/210,513                       05/23/95
5,417,105                        08/198,245                       05/23/95
5,417,107                        08/124,957                       05/23/95
5,417,110                        07/706,795                       05/23/95
5,417,116                        08/154,159                       05/23/95
5,417,119                        08/178,562                       05/23/95
5,417,129                        08/149,025                       05/23/95
5,417,130                        07/768,983                       05/23/95
5,417,134                        08/159,352                       05/23/95
5,417,137                        08/296,905                       05/23/95
5,417,148                        08/157,196                       05/23/95
5,417,150                        08/080,081                       05/23/95
5,417,157                        08/234,588                       05/23/95
5,417,165                        08/070,485                       05/23/95
5,417,174                        08/085,336                       05/23/95
5,417,181                        08/113,638                       05/23/95
5,417,184                        08/126,083                       05/23/95
5,417,185                        08/159,208                       05/23/95
5,417,188                        08/172,386                       05/23/95
5,417,199                        08/146,657                       05/23/95
5,417,204                        08/115,932                       05/23/95
5,417,212                        08/261,755                       05/23/95
5,417,216                        08/282,737                       05/23/95
5,417,223                        07/923,962                       05/23/95
5,417,224                        08/063,906                       05/23/95
5,417,225                        08/116,273                       05/23/95
5,417,230                        08/151,401                       05/23/95
5,417,231                        08/167,992                       05/23/95
5,417,241                        08/048,372                       05/23/95
5,417,263                        08/104,715                       05/23/95
5,417,265                        08/133,902                       05/23/95
5,417,266                        08/074,595                       05/23/95
5,417,273                        08/144,337                       05/23/95
5,417,275                        08/089,019                       05/23/95
5,417,282                        08/200,203                       05/23/95
5,417,290                        08/300,251                       05/23/95
5,417,292                        08/156,285                       05/23/95
5,417,295                        08/078,702                       05/23/95
5,417,302                        08/237,847                       05/23/95
5,417,305                        08/120,278                       05/23/95
5,417,306                        08/072,334                       05/23/95
5,417,311                        08/134,934                       05/23/95
5,417,313                        08/240,399                       05/23/95
5,417,315                        08/087,931                       05/23/95
5,417,316                        08/032,993                       05/23/95
5,417,319                        08/216,487                       05/23/95
5,417,331                        07/866,183                       05/23/95
5,417,335                        08/173,623                       05/23/95
5,417,344                        08/165,348                       05/23/95
5,417,347                        08/193,176                       05/23/95
5,417,349                        08/139,141                       05/23/95
5,417,353                        08/306,377                       05/23/95
5,417,355                        08/121,039                       05/23/95
5,417,360                        08/127,380                       05/23/95
5,417,367                        08/120,784                       05/23/95
5,417,379                        07/844,289                       05/23/95
5,417,380                        08/190,484                       05/23/95
5,417,381                        08/204,781                       05/23/95
5,417,383                        08/152,748                       05/23/95
5,417,391                        08/070,417                       05/23/95
5,417,408                        08/130,445                       05/23/95
5,417,416                        07/832,924                       05/23/95
5,417,438                        08/253,931                       05/23/95
5,417,444                        08/265,118                       05/23/95
5,417,446                        08/303,071                       05/23/95
5,417,450                        08/214,463                       05/23/95
5,417,453                        07/861,126                       05/23/95
5,417,456                        08/021,023                       05/23/95
5,417,465                        08/060,549                       05/23/95
5,417,469                        08/137,635                       05/23/95
5,417,472                        08/050,011                       05/23/95
5,417,481                        08/050,788                       05/23/95
5,417,482                        07/995,183                       05/23/95
5,417,485                        07/980,805                       05/23/95
5,417,488                        08/091,570                       05/23/95
5,417,499                        08/040,516                       05/23/95
5,417,504                        08/157,009                       05/23/95
5,417,507                        08/013,353                       05/23/95
5,417,513                        08/099,561                       05/23/95
5,417,517                        08/048,262                       05/23/95
5,417,518                        08/046,674                       05/23/95
5,417,522                        08/125,567                       05/23/95
5,417,530                        08/113,085                       05/23/95
5,417,531                        08/194,037                       05/23/95
5,417,535                        08/168,778                       05/23/95
5,417,540                        08/144,036                       05/23/95
5,417,541                        08/213,552                       05/23/95
5,417,546                        08/111,823                       05/23/95
5,417,552                        08/213,031                       05/23/95
5,417,559                        08/047,470                       05/23/95
5,417,562                        07/795,049                       05/23/95
5,417,565                        08/324,258                       05/23/95
5,417,568                        08/201,530                       05/23/95
5,417,571                        08/239,761                       05/23/95
5,417,575                        08/137,063                       05/23/95
5,417,581                        08/280,897                       05/23/95
5,417,582                        08/138,361                       05/23/95
5,417,591                        08/161,784                       05/23/95
5,417,603                        08/061,315                       05/23/95
5,417,605                        08/176,842                       05/23/95
5,417,609                        08/296,679                       05/23/95
5,417,610                        07/973,067                       05/23/95
5,417,615                        08/223,449                       05/23/95
5,417,622                        07/444,123                       05/23/95
5,417,627                        08/008,281                       05/23/95
5,417,628                        08/301,253                       05/23/95
5,417,635                        08/133,859                       05/23/95
5,417,641                        08/103,182                       05/23/95
5,417,645                        08/158,420                       05/23/95
5,417,650                        08/154,238                       05/23/95
5,417,654                        08/190,262                       05/23/95
5,417,655                        08/234,120                       05/23/95
5,417,661                        08/238,225                       05/23/95
5,417,666                        08/205,381                       05/23/95
5,417,668                        08/243,498                       05/23/95
5,417,670                        08/204,353                       05/23/95
5,417,683                        08/274,455                       05/23/95
5,417,686                        07/994,551                       05/23/95
5,417,696                        08/036,129                       05/23/95
5,417,723                        08/309,219                       05/23/95
5,417,734                        08/145,509                       05/23/95
5,417,735                        08/172,338                       05/23/95
5,417,740                        08/263,518                       05/23/95
5,417,747                        08/183,398                       05/23/95
5,417,751                        08/144,237                       05/23/95
5,417,755                        08/262,898                       05/23/95
5,417,761                        08/209,549                       05/23/95
5,417,762                        07/926,825                       05/23/95
5,417,765                        08/085,411                       05/23/95
5,417,768                        08/167,403                       05/23/95
5,417,777                        08/199,539                       05/23/95
5,417,780                        08/142,034                       05/23/95
5,417,785                        08/135,089                       05/23/95
5,417,788                        08/210,914                       05/23/95
5,417,791                        08/262,728                       05/23/95
5,417,803                        08/128,839                       05/23/95
5,417,805                        08/028,659                       05/23/95
5,417,812                        08/179,182                       05/23/95
5,417,813                        08/272,805                       05/23/95
5,417,814                        08/349,513                       05/23/95
5,417,815                        08/154,912                       05/23/95
5,417,828                        08/156,096                       05/23/95
5,417,832                        07/935,016                       05/23/95
5,417,835                        08/137,373                       05/23/95
5,417,838                        07/844,649                       05/23/95
5,417,848                        08/115,638                       05/23/95
5,417,849                        08/021,969                       05/23/95
5,417,851                        08/236,582                       05/23/95
5,417,852                        08/004,951                       05/23/95
5,417,854                        08/175,458                       05/23/95
5,417,868                        08/187,040                       05/23/95
5,417,870                        08/194,561                       05/23/95
5,417,876                        08/142,707                       05/23/95
5,417,879                        08/119,507                       05/23/95
5,417,882                        07/849,565                       05/23/95
5,417,885                        08/101,026                       05/23/95
5,417,888                        08/185,288                       05/23/95
5,417,893                        08/113,495                       05/23/95
5,417,904                        08/056,922                       05/23/95
5,417,905                        07/896,697                       05/23/95
5,417,906                        08/159,055                       05/23/95
5,417,908                        08/167,720                       05/23/95
5,417,909                        08/198,514                       05/23/95
5,417,913                        08/158,876                       05/23/95
5,417,916                        08/183,509                       05/23/95
5,417,919                        08/110,162                       05/23/95
5,417,923                        08/182,956                       05/23/95
5,417,924                        08/222,385                       05/23/95
5,417,931                        08/201,495                       05/23/95
5,417,932                        08/078,469                       05/23/95
5,417,936                        08/055,244                       05/23/95
5,417,941                        08/181,004                       05/23/95
5,417,945                        07/795,310                       05/23/95
5,417,952                        08/249,340                       05/23/95
5,417,956                        07/931,765                       05/23/95
5,417,958                        08/190,766                       05/23/95
5,417,960                        08/191,461                       05/23/95
5,417,966                        08/065,999                       05/23/95
5,417,967                        08/188,934                       05/23/95
5,417,969                        08/154,654                       05/23/95
5,417,977                        08/072,724                       05/23/95
5,417,985                        08/057,407                       05/23/95
5,417,987                        08/123,613                       05/23/95
5,417,998                        08/253,272                       05/23/95
5,418,010                        07/593,678                       05/23/95
5,418,017                        08/081,370                       05/23/95
5,418,018                        08/061,291                       05/23/95
5,418,020                        07/801,447                       05/23/95
5,418,025                        08/239,929                       05/23/95
5,418,031                        08/155,253                       05/23/95
5,418,035                        07/944,091                       05/23/95
5,418,038                        08/118,990                       05/23/95
5,418,040                        07/925,976                       05/23/95
5,418,047                        08/108,189                       05/23/95
5,418,048                        08/180,757                       05/23/95
5,418,049                        08/013,369                       05/23/95
5,418,060                        08/198,702                       05/23/95
5,418,064                        08/168,005                       05/23/95
5,418,066                        08/198,352                       05/23/95
5,418,077                        07/885,335                       05/23/95
5,418,080                        08/269,846                       05/23/95
5,418,081                        07/858,049                       05/23/95
5,418,085                        08/090,805                       05/23/95
5,418,088                        08/132,381                       05/23/95
5,418,089                        08/163,209                       05/23/95
5,418,090                        08/018,939                       05/23/95
5,418,097                        08/043,764                       05/23/95
5,418,100                        08/232,314                       05/23/95
5,418,101                        08/000,746                       05/23/95
5,418,105                        08/168,891                       05/23/95
5,418,107                        08/106,477                       05/23/95
5,418,123                        08/151,010                       05/23/95
5,418,129                        07/803,065                       05/23/95
5,418,133                        08/096,831                       05/23/95
5,418,135                        08/095,898                       05/23/95
5,418,137                        08/151,567                       05/23/95
5,418,146                        07/993,466                       05/23/95
5,418,157                        07/995,506                       05/23/95
5,418,170                        08/051,209                       05/23/95
5,418,171                        07/949,624                       05/23/95
5,418,186                        08/275,550                       05/23/95
5,418,188                        07/755,471                       05/23/95
5,418,204                        08/166,119                       05/23/95
5,418,214                        08/110,576                       05/23/95
5,418,215                        08/228,788                       05/23/95
5,418,218                        07/911,639                       05/23/95
5,418,235                        08/162,145                       05/23/95
5,418,246                        07/945,135                       05/23/95
5,418,251                        08/313,609                       05/23/95
5,418,257                        08/280,218                       05/23/95
5,418,260                        08/160,782                       05/23/95
5,418,261                        08/174,908                       05/23/95
5,418,267                        08/234,892                       05/23/95
5,418,270                        08/226,692                       05/23/95
5,418,272                        07/984,999                       05/23/95
5,418,276                        08/280,740                       05/23/95
5,418,278                        07/655,464                       05/23/95
5,418,280                        07/398,558                       05/23/95
5,418,282                        08/131,410                       05/23/95
5,418,284                        08/115,626                       05/23/95
5,418,287                        08/179,497                       05/23/95
5,418,292                        08/158,655                       05/23/95
5,418,293                        08/117,321                       05/23/95
5,418,294                        08/185,331                       05/23/95
5,418,295                        07/844,677                       05/23/95
5,418,314                        07/946,335                       05/23/95
5,418,319                        08/195,031                       05/23/95
5,418,323                        08/042,009                       05/23/95
5,418,330                        08/056,254                       05/23/95
5,418,332                        08/070,275                       05/23/95
5,418,335                        08/279,971                       05/23/95
5,418,340                        08/156,413                       05/23/95
5,418,348                        07/968,192                       05/23/95
5,418,349                        08/071,089                       05/23/95
5,418,358                        08/103,037                       05/23/95
5,418,364                        08/054,109                       05/23/95
5,418,367                        08/108,744                       05/23/95
5,418,377                        08/195,357                       05/23/95
5,418,385                        08/149,357                       05/23/95
5,418,389                        08/149,554                       05/23/95
5,418,395                        08/040,851                       05/23/95
5,418,397                        08/234,512                       05/23/95
5,418,405                        07/940,235                       05/23/95
5,418,426                        08/150,910                       05/23/95
5,418,432                        08/111,236                       05/23/95
5,418,434                        08/292,307                       05/23/95
5,418,444                        08/080,324                       05/23/95
5,418,448                        08/109,351                       05/23/95
5,418,462                        08/237,256                       05/23/95
5,418,464                        08/097,439                       05/23/95
5,418,467                        08/082,446                       05/23/95
5,418,468                        08/083,414                       05/23/95
5,418,477                        08/052,005                       05/23/95
5,418,484                        08/087,825                       05/23/95
5,418,486                        08/188,288                       05/23/95
5,418,492                        08/130,631                       05/23/95
5,418,499                        08/274,100                       05/23/95
5,418,501                        08/048,609                       05/23/95
5,418,503                        08/027,771                       05/23/95
5,418,505                        08/095,542                       05/23/95
5,418,513                        08/118,789                       05/23/95
5,418,520                        07/973,147                       05/23/95
5,418,521                        08/157,961                       05/23/95
5,418,534                        08/116,604                       05/23/95
5,418,535                        08/142,154                       05/23/95
5,418,540                        08/035,414                       05/23/95
5,418,541                        08/224,827                       05/23/95
5,418,546                        07/925,880                       05/23/95
5,418,552                        08/029,264                       05/23/95
5,418,569                        08/073,906                       05/23/95
5,418,575                        08/202,218                       05/23/95
5,418,578                        08/173,553                       05/23/95
5,418,579                        08/157,613                       05/23/95
5,418,580                        08/270,990                       05/23/95
5,418,581                        08/073,233                       05/23/95
5,418,587                        08/253,891                       05/23/95
5,418,589                        08/249,024                       05/23/95
5,418,600                        08/169,821                       05/23/95
5,418,607                        07/939,310                       05/23/95
5,418,609                        08/121,363                       05/23/95
5,418,610                        08/257,060                       05/23/95
5,418,612                        08/307,436                       05/23/95
5,418,614                        08/047,990                       05/23/95
5,418,616                        08/066,440                       05/23/95
5,418,622                        08/141,612                       05/23/95
5,418,627                        07/942,444                       05/23/95
5,418,631                        08/062,824                       05/23/95
5,418,633                        08/169,244                       05/23/95
5,418,639                        08/181,766                       05/23/95
5,418,640                        08/055,346                       05/23/95
5,418,642                        08/183,321                       05/23/95
5,418,661                        08/272,648                       05/23/95
5,418,663                        07/904,042                       05/23/95
5,418,668                        08/132,016                       05/23/95
5,418,681                        08/020,086                       05/23/95
5,418,690                        08/309,554                       05/23/95
5,418,692                        08/294,112                       05/23/95
5,418,702                        08/285,620                       05/23/95
5,418,703                        08/114,818                       05/23/95
5,418,708                        08/257,971                       05/23/95
5,418,709                        08/038,746                       05/23/95
5,418,710                        07/948,434                       05/23/95
5,418,714                        08/044,401                       05/23/95
5,418,718                        08/253,813                       05/23/95
5,418,721                        08/199,886                       05/23/95
5,418,726                        08/117,841                       05/23/95
5,418,728                        08/186,851                       05/23/95
5,418,731                        08/202,602                       05/23/95
5,418,732                        07/982,083                       05/23/95
5,418,733                        08/022,934                       05/23/95
5,418,738                        08/221,515                       05/23/95
5,418,748                        08/103,718                       05/23/95
5,418,760                        08/101,714                       05/23/95
5,418,763                        08/091,914                       05/23/95
5,418,767                        08/142,027                       05/23/95
5,418,777                        08/082,362                       05/23/95
5,418,779                        08/213,710                       05/23/95
5,418,783                        07/992,060                       05/23/95
5,418,797                        08/003,999                       05/23/95
5,418,799                        08/147,499                       05/23/95
5,418,801                        08/133,370                       05/23/95
5,418,803                        08/180,408                       05/23/95
5,418,804                        08/180,401                       05/23/95
5,418,805                        08/180,407                       05/23/95
5,418,809                        08/251,143                       05/23/95
5,418,817                        08/026,319                       05/23/95
5,418,818                        07/950,241                       05/23/95
5,418,829                        08/260,454                       05/23/95
5,418,834                        08/119,923                       05/23/95
5,418,838                        08/143,267                       05/23/95
5,418,848                        07/898,774                       05/23/95
5,418,851                        08/220,613                       05/23/95
5,418,858                        08/273,377                       05/23/95
5,418,865                        07/855,984                       05/23/95
5,418,874                        08/184,623                       05/23/95
5,418,876                        08/198,815                       05/23/95
5,418,878                        08/240,852                       05/23/95
5,418,880                        08/283,381                       05/23/95
5,418,882                        08/202,310                       05/23/95
5,418,885                        07/998,149                       05/23/95
5,418,889                        07/984,043                       05/23/95
5,418,891                        07/845,025                       05/23/95
5,418,894                        07/850,451                       05/23/95
5,418,907                        07/939,442                       05/23/95
5,418,915                        08/251,651                       05/23/95
5,418,916                        07/592,624                       05/23/95
5,418,920                        07/876,267                       05/23/95
5,418,922                        07/876,850                       05/23/95
5,418,927                        07/996,501                       05/23/95
5,418,938                        07/996,668                       05/23/95
5,418,939                        08/070,587                       05/23/95
5,418,940                        08/102,016                       05/23/95
5,418,947                        07/995,858                       05/23/95
5,418,957                        07/849,103                       05/23/95
5,418,960                        08/000,821                       05/23/95
5,418,961                        08/003,175                       05/23/95
5,418,962                        08/040,701                       05/23/95
5,418,963                        08/051,219                       05/23/95
5,418,970                        07/485,849                       05/23/95
5,418,971                        07/871,379                       05/23/95
5,418,974                        07/958,389                       05/23/95

                     PATENTS WHICH EXPIRED ON May 25, 2003
                     DUE TO FAILURE TO PAY MAINTENANCE FEES

Patent                          Application                          Issue
Number                             Number                             Date

5,906,006                        09/096,219                       05/25/99
5,906,014                        09/094,223                       05/25/99
5,906,018                        08/424,759                       05/25/99
5,906,019                        08/550,895                       05/25/99
5,906,020                        09/154,440                       05/25/99
5,906,023                        08/936,959                       05/25/99
5,906,024                        08/797,573                       05/25/99
5,906,027                        08/977,265                       05/25/99
5,906,029                        08/827,047                       05/25/99
5,906,036                        08/996,814                       05/25/99
5,906,039                        08/933,956                       05/25/99
5,906,042                        08/538,886                       05/25/99
5,906,043                        08/884,823                       05/25/99
5,906,063                        09/105,439                       05/25/99
5,906,064                        08/946,610                       05/25/99
5,906,067                        09/184,574                       05/25/99
5,906,068                        08/777,923                       05/25/99
5,906,077                        08/821,108                       05/25/99
5,906,082                        08/923,313                       05/25/99
5,906,090                        09/014,007                       05/25/99
5,906,091                        08/905,239                       05/25/99
5,906,099                        08/913,735                       05/25/99
5,906,110                        08/940,986                       05/25/99
5,906,112                        08/989,410                       05/25/99
5,906,121                        08/917,092                       05/25/99
5,906,124                        09/003,019                       05/25/99
5,906,126                        09/064,220                       05/25/99
5,906,133                        08/988,325                       05/25/99
5,906,138                        08/998,242                       05/25/99
5,906,145                        09/032,032                       05/25/99
5,906,147                        09/056,715                       05/25/99
5,906,158                        08/942,847                       05/25/99
5,906,164                        08/740,323                       05/25/99
5,906,166                        08/734,576                       05/25/99
5,906,167                        08/665,295                       05/25/99
5,906,173                        09/095,437                       05/25/99
5,906,174                        08/582,824                       05/25/99
5,906,175                        08/897,486                       05/25/99
5,906,176                        08/977,499                       05/25/99
5,906,177                        08/920,037                       05/25/99
5,906,183                        09/046,526                       05/25/99
5,906,193                        08/868,082                       05/25/99
5,906,196                        08/804,804                       05/25/99
5,906,197                        08/749,959                       05/25/99
5,906,211                        08/613,687                       05/25/99
5,906,215                        08/975,298                       05/25/99
5,906,216                        08/947,515                       05/25/99
5,906,220                        08/586,265                       05/25/99
5,906,228                        08/936,263                       05/25/99
5,906,230                        09/048,345                       05/25/99
5,906,245                        08/955,250                       05/25/99
5,906,247                        08/985,961                       05/25/99
5,906,252                        08/741,323                       05/25/99
5,906,261                        08/570,873                       05/25/99
5,906,269                        08/559,337                       05/25/99
5,906,271                        08/693,934                       05/25/99
5,906,275                        09/032,831                       05/25/99
5,906,277                        08/985,249                       05/25/99
5,906,304                        08/961,388                       05/25/99
5,906,312                        08/849,035                       05/25/99
5,906,314                        09/030,620                       05/25/99
5,906,318                        08/963,594                       05/25/99
5,906,348                        09/001,132                       05/25/99
5,906,357                        09/113,860                       05/25/99
5,906,358                        08/955,972                       05/25/99
5,906,359                        08/910,391                       05/25/99
5,906,371                        09/031,448                       05/25/99
5,906,381                        08/821,861                       05/25/99
5,906,382                        08/975,639                       05/25/99
5,906,386                        08/596,906                       05/25/99
5,906,388                        08/782,657                       05/25/99
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