United States Patent and Trademark Office OG Notices: 27 July 2004

                 Patents Reinstated Due to the Acceptance of a
                     Late Maintenance Fee from 06/28/2004

Patent          Application     Filing          Issue           Granted
Number          Number          Date            Date            Date

4,999,952       07/363,691      06/09/89        03/19/91        06/30/04
5,065,549       07/624,865      12/10/90        11/19/91        06/30/04
5,109,402       07/579,289      09/04/90        04/28/92        06/29/04
5,329,971       08/129,690      09/30/93        07/19/94        06/30/04
5,423,345       08/252,406      06/01/94        06/13/95        06/30/04
5,429,634       08/119,407      09/09/93        07/04/95        06/29/04
5,441,497       08/275,029      07/14/94        08/15/95        06/29/04
5,443,180       08/265,715      06/24/94        08/22/95        06/30/04
5,450,915       08/169,182      12/20/93        09/19/95        06/28/04
5,453,448       08/165,213      12/09/93        09/26/95        06/29/04
5,454,794       08/138,134      10/15/93        10/03/95        06/28/04
5,456,661       08/221,828      03/31/94        10/10/95        06/28/04
5,505,582       08/328,909      10/25/94        04/09/96        07/01/04
5,512,002       08/275,152      07/14/94        04/30/96        07/02/04
5,517,866       08/248,072      05/23/94        05/21/96        06/30/04
5,562,902       08/340,094      11/15/94        10/08/96        06/30/04
5,606,765       08/523,166      09/05/95        03/04/97        07/01/04
5,765,287       08/761,784      12/06/96        06/16/98        06/30/04
5,765,656       08/587,914      01/18/96        06/16/98        06/29/04
5,777,636       08/622,005      03/26/96        07/07/98        06/30/04
5,913,215       08/802,642      02/19/97        06/15/99        07/02/04
5,997,596       08/924,686      09/05/97        12/07/99        06/30/04
6,010,613       08/569,664      12/08/95        01/04/00        06/29/04
6,031,552       08/469,323      06/06/95        02/29/00        07/02/04
6,049,533       09/030,717      02/25/98        04/11/00        07/02/04
6,052,408       08/866,342      05/30/97        04/18/00        07/02/04