United States Patent and Trademark Office OG Notices: 10 December 2002

                 Patents Reinstated Due to the Acceptance of a
                     Late Maintenance Fee From 11/11/2002

Patent          Serial          Filing          Issue           Granted
Number          Number          Date            Date            Date

4,948,681       07/376,218      06/30/89        08/14/90        11/14/02
4,951,775       07/374,723      07/03/89        08/28/90        11/14/02
5,039,077       07/430,379      11/02/89        08/13/91        11/15/02
5,061,246       07/443,944      12/01/89        10/29/91        11/13/02
5,176,561       07/771,406      10/02/91        01/05/93        11/15/02
5,336,490       07/767,479      09/30/91        08/09/94        11/13/02
5,656,732       08/306,539      09/15/94        08/12/97        11/13/02
5,749,246       08/756,012      11/25/96        05/12/98        11/15/02
5,766,577       07/943,076      09/10/92        06/16/98        11/15/02
5,779,158       08/633,241      04/16/96        07/14/98        11/13/02
5,789,229       08/514,975      09/29/95        08/04/98        11/12/02
5,790,574       08/845,185      04/21/97        08/04/98        11/13/02
5,810,863       08/659,421      06/06/96        09/22/98        11/12/02