United States Patent and Trademark Office OG Notices: 22 March 2005

                 Patents Reinstated Due to the Acceptance of a
                     Late Maintenance Fee from 02/21/2005

Patent          Application     Filing          Issue           Granted
Number          Number          Date            Date            Date

5,000,174       07/416,394      10/03/89        03/19/91        02/24/05
5,125,823       07/645,545      01/24/91        06/30/92        02/24/05
5,132,673       07/489,323      03/06/90        07/21/92        02/24/05
5,160,061       07/863,101      04/03/92        11/03/92        02/22/05
5,178,594       07/906,408      06/30/92        01/12/93        02/22/05
5,232,378       07/930,754      08/14/92        08/03/93        02/22/05
5,533,898       08/333,808      11/03/94        07/09/96        02/23/05
5,547,380       08/292,202      08/19/94        08/20/96        02/22/05
5,894,951       08/858,355      05/19/97        04/20/99        02/25/05
5,950,177       08/892,598      07/15/97        09/07/99        02/25/05
5,971,105       09/048,466      03/26/98        10/26/99        02/25/05
6,105,023       08/912,757      08/18/97        08/15/00        02/22/05
6,110,002       08/900,901      07/25/97        08/29/00        02/23/05
6,137,809       08/993,471      12/18/97        10/24/00        02/25/05
6,142,882       08/398,752      03/06/95        11/07/00        02/22/05
6,153,589       07/991,251      12/15/92        11/28/00        02/22/05
6,153,856       09/192,957      11/16/98        11/28/00        02/22/05
6,163,742       09/346,302      07/02/99        12/19/00        02/22/05