United States Patent and Trademark Office OG Notices: 20 June 2006

                 Patents Reinstated Due to the Acceptance of a
                     Late Maintenance Fee from 05/22/2006

Patent          Application     Filing          Issue           Granted
Number          Number          Date            Date            Date

5,226,803       07/733,469      07/22/91        07/13/93        05/26/06
5,605,448       08/509,366      07/31/95        02/25/97        05/26/06
6,059,576       08/976,228      11/21/97        05/09/00        05/24/06
6,125,550       08/835,512      04/08/97        10/03/00        05/26/06
6,133,393       09/184,685      11/02/98        10/17/00        05/23/06
6,159,377       09/184,166      11/02/98        12/12/00        05/23/06
6,309,554       09/276,908      03/26/99        10/30/01        05/25/06
6,363,062       09/328,105      06/08/99        03/26/02        05/24/06