Patents Reinstated Due to the Acceptance of a
                       Late Maintenance Fee From 8/11/95

Patent Number  Serial Number    Filing Date    Issue Date    Granted Date

Re. 33,535       07/426,022        10/23/89      02/12/91        08/15/95
4,507,801        06/415,678        09/07/82      04/02/85        08/14/95
4,524,059        06/461,734        01/28/83      06/18/85        08/15/95
4,627,529        06/725,387        04/22/85      12/09/86        08/16/95
4,627,860        06/713,339        03/18/85      12/09/86        08/16/95
4,649,383        06/566,795        12/29/83      03/10/87        08/16/95
4,650,139        06/636,292        07/31/84      03/17/87        08/18/95
4,660,915        06/783,795        10/03/85      04/28/87        08/16/95
4,881,751        07/273,126        11/17/88      11/21/89        08/15/95
4,909,303        07/262,844        10/26/88      03/20/90        08/14/95
4,921,115        07/410,027        09/20/89      05/01/90        08/14/95
4,934,997        07/168,597        03/04/88      06/19/90        08/16/95
4,948,993        07/290,741        12/27/88      08/14/90        08/14/95
4,980,174        07/289,609        12/23/88      12/25/90        08/14/95
4,987,686        07/276,892        11/28/88      01/29/91        08/16/95
4,996,884        07/468,593        01/23/90      03/05/91        08/16/95
5,006,033        07/376,880        07/07/89      04/09/91        08/18/95

                 Patents Reinstated Due to the Acceptance of a
                       Late Maintenance Fee From 8/18/95

Patent Number  Serial Number    Filing Date    Issue Date    Granted Date

4,382,623        06/303,388        09/18/81      05/10/83        08/22/95
4,519,576        06/561,647        12/15/83      05/28/85        08/24/95
4,670,203        06/636,079        07/31/84      06/02/87        08/22/95
4,742,242        07/100,110        09/23/87      05/03/88        08/23/95
4,806,440        07/011,149        02/05/87      02/21/89        08/23/95
4,819,042        06/546,996        10/31/83      04/04/89        08/25/95
4,821,019        07/211,082        06/21/88      04/11/89        08/25/95
4,840,422        07/140,475        01/04/88      06/20/89        08/21/95
4,853,770        07/162,646        03/01/88      08/01/89        08/25/95
4,909,561        07/333,477        04/05/89      03/20/90        08/25/95
4,979,715        07/435,188        11/13/89      12/25/90        08/25/95
4,980,937        07/416,540        10/03/89      01/01/91        08/23/95
4,998,282        07/260,876        10/21/88      03/05/91        08/25/95
5,009,540        07/348,669        04/25/89      04/23/91        08/21/95