United States Patent and Trademark Office OG Notices: 19 November 2002

                 Patents Reinstated Due to the Acceptance of a
                     Late Maintenance Fee From 10/21/2002

Patent          Serial          Filing          Issue           Granted
Number          Number          Date            Date            Date

4,897,497       07/186,234      04/26/88        01/30/90        10/25/02
4,952,142       07/199,755      05/27/88        08/28/90        10/24/02
5,106,511       07/454,902      12/22/89        04/21/92        10/24/02
5,151,308       07/609,250      11/05/90        09/29/92        10/23/02
5,170,657       07/817,946      01/03/92        12/15/92        10/23/02
5,274,345       07/882,612      05/13/92        12/28/93        10/25/02
5,288,076       08/053,433      04/28/93        02/22/94        10/25/02
5,288,145       08/068,414      05/27/93        02/22/94        10/25/02
5,296,709       07/893,465      06/04/92        03/22/94        10/23/02
5,309,972       08/081,067      06/22/93        05/10/94        10/21/02
5,401,914       08/012,902      02/03/93        03/28/95        10/21/02
5,602,523       08/550,381      10/30/95        02/11/97        10/25/02
5,650,138       08/404,374      03/15/95        07/22/97        10/23/02
5,676,509       08/551,730      11/01/95        10/14/97        10/21/02
5,727,686       08/508,429      07/31/95        03/17/98        10/23/02
5,736,497       08/624,218      03/29/96        04/07/98        10/21/02
5,737,192       08/499,979      07/10/95        04/07/98        10/23/02
5,749,675       08/516,103      08/17/95        05/12/98        10/21/02
5,751,994       08/795,262      02/10/97        05/12/98        10/24/02
5,752,467       08/721,501      09/26/96        05/19/98        10/23/02
5,760,119       08/725,051      10/02/96        06/02/98        10/22/02
5,775,284       08/852,836      05/07/97        07/07/98        10/23/02
5,776,952       08/682,352      07/17/96        07/07/98        10/23/02
5,782,828       08/763,614      12/11/96        07/21/98        10/23/02
5,790,986       08/640,955      05/17/96        08/11/98        10/25/02
5,794,601       08/858,085      05/16/97        08/18/98        10/25/02
5,794,904       08/563,441      11/28/95        08/18/98        10/22/02
5,801,018       08/321,978      10/12/94        09/01/98        10/23/02
5,871,449       08/774,022      12/27/96        02/16/99        10/25/02