Patents Reinstated Due To The Acceptance of a
                      Late Maintenance Fee From 09/22/95

Patent Number    Serial Number  Filing Date    Issue Date    Granted Date

4,649,347        06/798,546        11/15/85      03/10/87        09/27/95
4,650,573        06/691,058        01/14/85      03/17/87        09/27/95
4,662,806        06/552,759        11/17/83      05/05/87        09/25/95
4,702,415        06/652,740        09/18/84      10/27/87        09/26/95
4,819,287        07/156,603        02/17/88      04/11/89        09/28/95
4,831,749        07/227,315        08/02/88      05/23/89        09/28/95
4,858,763        07/180,238        04/11/88      08/22/89        09/28/95
4,861,797        07/110,184        10/15/87      08/29/89        09/27/95
4,870,824        07/092,848        08/24/87      10/03/89        09/25/95
4,896,652        07/271,417        11/10/88      01/30/90        09/28/95
4,909,918        07/240,540        09/06/88      03/20/90        09/25/95
4,921,356        07/344,957        04/28/89      05/01/90        09/25/95
4,928,580        07/302,371        01/27/89      05/29/90        09/25/95
4,929,839        07/256,005        10/11/88      05/29/90        09/25/95
4,939,336        07/253,064        10/03/88      07/03/90        09/25/95
4,956,074        07/390,238        08/04/89      09/11/90        09/27/95
4,971,263        07/269,672        11/10/88      11/20/90        09/22/95
4,985,707        07/294,716        01/09/89      01/15/91        09/28/95
4,986,261        07/086,314        08/14/87      01/22/91        09/28/95
4,994,694        07/397,213        08/23/89      02/19/91        09/28/95
5,000,352        07/401,656        08/31/89      03/19/91        09/25/95
5,001,614        07/391,792        08/09/89      03/19/91        09/27/95
5,001,966        07/480,918        02/16/90      03/26/91        09/25/95
5,002,280        07/502,780        04/02/90      03/26/91        09/28/95
5,008,965        07/217,685        07/11/88      04/23/91        09/25/95
5,009,665        07/308,112        02/08/89      04/23/91        09/25/95
5,011,135        07/377,258        07/10/89      04/30/91        09/28/95
5,018,670        07/463,251        01/10/90      05/28/91        09/25/95
5,022,716        07/437,863        11/17/89      06/11/91        09/25/95

                 Patents Reinstated Due To The Acceptance of a
                      Late Maintenance Fee From 09/29/95


Patent Number    Serial Number  Filing Date    Issue Date    Granted Date

4,357,719        06/238,511        02/26/81      11/09/82        09/29/95
4,372,969        06/235,937        02/19/81      02/08/83        09/29/95
4,411,727        06/275,840        06/22/81      10/25/83        09/29/95
4,456,048        06/460,492        01/24/83      06/26/84        09/29/95
4,492,728        06/468,497        02/22/83      01/08/85        09/29/95
4,499,696        06/232,995        02/09/81      02/19/85        09/29/95
4,532,659        06/568,944        01/09/84      08/06/85        09/29/95
4,568,024        06/515,802        07/21/83      02/04/86        09/29/95
4,574,502        06/773,600        09/09/85      03/11/86        09/29/95
4,674,324        06/617,329        06/05/84      06/23/87        09/29/95
4,674,746        06/593,974        03/27/84      06/23/87        09/29/95
4,734,144        06/727,322        04/25/85      03/29/88        09/29/95
4,842,588        07/151,117        02/01/88      06/27/89        09/29/95
4,861,061        07/189,065        05/02/88      08/29/89        09/29/95
4,871,525        07/081,638        08/03/87      10/03/89        09/29/95
4,915,022        07/241,043        09/06/88      04/10/90        09/29/95
4,926,105        07/015,748        02/17/87      05/15/90        09/29/95
4,968,426        07/398,863        08/25/89      11/06/90        09/29/95
4,989,591        07/307,611        02/08/89      02/05/91        09/29/95
5,004,587        07/475,432        02/05/90      04/02/91        09/29/95
5,005,387        07/616,215        11/20/90      04/09/91        09/29/95
5,006,817        07/420,937        10/13/89      04/09/91        09/29/95
5,007,901        07/582,128        09/12/90      04/16/91        09/29/95
5,009,919        07/320,808        03/08/89      04/23/91        09/29/95
5,010,909        07/510,121        04/17/90      04/30/91        09/29/95
5,011,613        07/466,908        01/18/90      04/30/91        09/29/95
5,022,868        07/458,142        12/28/89      06/11/91        09/29/95
5,026,139        07/501,144        03/28/90      06/25/91        09/29/95
5,026,209        07/389,639        08/04/89      06/25/91        09/29/95
5,026,486        06/912,758        09/26/86      06/25/91        09/29/95
5,029,848        07/253,113        10/04/88      07/09/91        09/29/95
5,041,298        07/551,773        07/12/90      08/20/91        09/29/95
5,042,330        07/538,406        06/15/90      08/27/91        09/29/95

                 Patents Reinstated Due To The Acceptance of a
                      Late Maintenance Fee From 10/06/95

Patent Number    Serial Number  Filing Date    Issue Date    Granted Date

4,393,357        06/231,292        02/04/81      07/12/83        10/13/95
4,578,828        06/672,998        11/19/84      04/01/86        10/13/95
4,606,431        06/591,200        03/19/84      08/19/86        10/13/95
4,677,366        06/862,593        05/12/86      06/30/87        10/13/95
4,876,335        07/067,798        06/30/87      10/24/89        10/13/95
4,917,014        07/342,184        04/24/89      04/17/90        10/11/95
4,989,560        07/416,496        10/03/89      02/05/91        10/13/95
5,009,791        07/395,897        08/18/89      04/23/91        10/13/95