United States Patent and Trademark Office OG Notices: 16 March 2004

                 Patents Reinstated Due to the Acceptance of a
                      Late Maintenance Fee from 2/16/2004

Patent          Application     Filing          Issue           Granted
Number          Number          Date            Date            Date

5,007,533       07/495,471      03/19/90        04/16/91        02/19/04
5,034,094       07/405,302      09/11/89        07/23/91        02/20/04
5,057,385       07/627,406      12/14/90        10/15/91        02/19/04
5,128,433       07/710,068      06/04/91        07/07/92        02/19/04
5,292,028       07/967,257      10/26/92        03/08/94        02/20/04
5,404,513       08/079,249      06/17/93        04/04/95        02/19/04
5,424,028       08/174,180      12/23/93        06/13/95        02/20/04
5,434,170       08/172,155      12/23/93        07/18/95        02/20/04
5,482,215       08/162,084      01/24/94        01/09/96        02/19/04
5,488,298       08/351,572      12/06/94        01/30/96        02/18/04
5,712,917       08/344,182      11/22/94        01/27/98        02/20/04
5,855,044       08/910,079      08/12/97        01/05/99        02/18/04
5,864,868       08/600,328      02/13/96        01/26/99        02/18/04
5,881,390       08/725,355      10/03/96        03/16/99        02/20/04
5,934,391       08/968,255      11/12/97        08/10/99        02/19/04
5,955,070       08/945,242      01/26/98        09/21/99        02/20/04
5,965,425       08/745,880      11/08/96        10/12/99        02/18/04
5,996,639       08/790,423      01/30/97        12/07/99        02/17/04
6,001,382       08/674,813      07/03/96        12/14/99        02/20/04
6,007,119       08/944,991      10/06/97        12/28/99        02/19/04
6,016,033       09/073,798      05/07/98        01/18/00        02/18/04