Patents Reinstated Due To The Acceptance of a
                      Late Maintenance Fee From 10/20/95

Patent Number  Serial No.     Filing Date      Issue Date     Granted Date

4,383,203      06/278,888        06/29/81        05/10/83         10/26/95
4,646,672      06/567,228        12/30/83        03/03/87         10/25/95
4,678,075      06/819,793        01/16/86        07/07/87         10/26/95
4,838,794      07/207,232        06/16/88        06/13/89         10/20/95
4,910,894      07/243,892        09/13/88        03/27/90         10/26/95
4,911,266      07/242,597        09/09/88        03/27/90         10/26/95
4,979,715      07/435,188        11/13/89        12/25/90         10/26/95
4,995,344      07/440,520        11/22/89        02/26/91         10/20/95
5,014,016      07/337,261        04/13/89        05/07/91         10/25/95
5,027,792      07/452,970        12/19/89        07/02/91         10/25/95

                 Patents Reinstated Due To The Acceptance of a
                      Late Maintenance Fee From 10/27/95


Patent Number  Serial No.     Filing Date      Issue Date     Granted Date

4,376,315      06/278,259        06/29/81        03/15/83         10/31/95
4,387,631      06/262,301        05/11/81        06/14/83         10/30/95
4,394,603      06/250,410        04/02/81        07/19/83         10/30/95
4,640,306      06/841,255        03/19/86        02/03/87         10/31/95
4,647,460      06/773,384        09/06/85        03/03/87         10/31/95
4,651,264      06/687,511        12/28/84        03/17/87         10/30/95
4,662,764      06/777,133        09/18/85        05/05/87         10/30/95
4,671,832      06/776,821        09/17/85        06/09/87         10/30/95
4,683,755      06/798,476        11/15/85        08/04/87         10/31/95
4,685,289      06/797,922        11/14/85        08/11/87         10/30/95
4,863,950      06/867,609        05/27/86        09/05/89         10/30/95
4,864,591      07/146,951        01/22/88        09/05/89         10/31/95
4,902,373      07/280,022        12/05/88        02/20/90         10/30/95
4,967,867      07/428,064        10/27/89        11/06/90         10/31/95
4,976,442      07/297,615        01/17/89        12/11/90         10/30/95
4,990,860      07/409,825        09/20/89        02/05/91         10/30/95
5,004,100      07/503,703        04/03/90        04/02/91         10/30/95
5,008,269      07/342,756        04/24/89        04/16/91         10/31/95
5,016,035      07/397,915        08/28/89        05/14/91         10/30/95
5,022,156      07/565,500        08/10/90        06/11/91         10/30/95
5,031,540      07/574,207        08/28/90        07/16/91         10/30/95
5,035,433      07/553,313        07/17/90        07/30/91         10/30/95
5,045,378      07/346,453        05/02/89        09/03/91         10/31/95