Patents Reinstated Due to the Acceptance of a
                       Late Maintenance Fee From 9/15/95

Patent Number   Serial Number    Filing Date    Issue Date   Granted Date

4,553,461       06/433,651          10/12/82      11/19/85       09/22/95
4,605,050       06/639,263          08/09/84      08/12/86       09/20/95
4,619,052       06/745,180          06/17/85      10/28/86       09/22/95
4,640,365       06/726,802          04/24/85      02/03/87       09/22/95
4,641,482       06/433,001          10/06/82      02/10/87       09/20/95
4,658,242       06/742,558          06/07/85      04/14/87       09/20/95
4,820,096       07/095,911          09/14/87      04/11/89       09/20/95
4,852,874       07/229,220          08/05/88      08/01/89       09/20/95
4,859,704       07/173,299          03/25/88      08/22/89       09/20/95
4,877,027       07/202,679          06/06/88      10/31/89       09/20/95
4,948,314       07/375,638          07/05/89      08/14/90       09/21/95
4,971,263       07/269,672          11/10/88      11/20/90       09/22/95
4,975,174       07/292,771          01/03/89      12/04/90       09/20/95
5,004,553       07/421,751          10/16/89      04/02/91       09/20/95
5,024,421       07/520,478          05/08/90      06/18/91       09/20/95