United States Patent and Trademark Office OG Notices: 01 January 2002

                 Patents Reinstated Due to the Acceptance of a
                      Late Maintenance Fee From 11/12/01

Patent          Serial          Filing          Issue           Granted
Number          Number          Date            Date            Date

4,832,010       07/122,553      11/12/87        05/23/89        11/19/01
4,832,200       07/106,409      10/06/87        05/23/89        12/05/01
4,855,074       07/167,875      03/14/88        08/08/89        12/05/01
4,855,096       06/866,360      05/23/86        08/08/89        11/28/01
4,866,400       07/144,119      01/15/88        09/12/89        12/07/01
4,873,605       07/001,950      01/09/87        10/10/89        11/21/01
5,136,455       07/494,535      03/16/90        08/04/92        12/05/01
5,203,671       07/727,200      07/09/91        04/20/93        12/06/01
5,213,381       07/981,195      11/25/92        05/25/93        12/06/01
5,220,197       07/856,452      03/24/92        06/15/93        11/26/01
5,232,931       07/706,147      05/28/91        08/03/93        11/21/01
5,240,708       07/725,041      07/03/91        08/31/93        12/05/01
5,258,414       07/952,608      09/28/92        11/02/93        12/07/01
5,513,709       07/704,415      05/21/91        05/07/96        12/05/01
5,515,997       08/292,136      08/17/94        05/14/96        12/07/01
5,575,474       08/309,677      09/21/94        11/19/96        11/16/01
5,582,465       08/367,858      01/03/95        12/10/96        11/23/01
5,583,576       08/526,789      09/11/95        12/10/96        11/21/01
5,610,294       08/197,630      02/16/94        03/11/97        11/21/01
5,615,974       08/211,559      04/04/94        04/01/97        11/20/01
5,617,921       08/535,978      09/29/95        04/08/97        11/19/01
5,623,587       08/489,564      06/12/95        04/22/97        11/30/01
5,624,160       08/304,799      09/12/94        04/29/97        11/21/01
5,624,810       08/370,093      01/09/95        04/29/97        11/21/01
5,625,249       08/277,792      07/20/94        04/29/97        11/19/01
5,639,360       08/157,017      02/23/94        06/17/97        11/19/01
5,656,261       08/375,155      01/18/95        08/12/97        11/21/01
5,680,222       08/503,624      07/18/95        10/21/97        11/28/01
5,582,153       08/454,357      06/16/95        12/10/96        12/03/01
5,634,214       08/323,603      10/17/94        06/03/97        12/03/01
5,638,709       08/571,036      12/12/95        06/17/97        12/07/01
5,643,402       08/374,620      01/17/95        07/01/97        12/06/01
5,655,701       08/500,377      07/10/95        08/12/97        12/07/01
5,660,649       08/617,013      03/18/96        08/26/97        12/07/01
5,665,217       08/427,196      04/24/95        09/09/97        12/07/01
5,673,336       08/584,870      01/11/96        09/30/97        12/07/01
5,681,066       08/532,284      09/22/95        10/28/97        12/03/01
5,683,283       08/210,878      03/18/94        11/04/97        12/06/01