United States Patent and Trademark Office OG Notices: 21 December 2004

                 Patents Reinstated Due to the Acceptance of a
                     Late Maintenance Fee from 11/22/2004

Patent          Application     Filing          Issue           Granted
Number          Number          Date            Date            Date

5,098,716       07/572,179      08/23/90        03/24/92        11/26/04
5,131,603       07/694,651      05/02/91        07/21/92        11/26/04
5,132,119       07/629,080      12/17/90        07/21/92        11/26/04
5,402,982       08/123,213      09/20/93        04/04/95        11/22/04
5,488,494       08/133,672      10/07/93        01/30/96        11/22/04
5,522,064       07/590,978      10/01/90        05/28/96        11/26/04
5,526,337       08/269,374      06/30/94        06/11/96        11/22/04
5,540,341       08/244,619      06/02/94        07/30/96        11/23/04
5,827,290       08/958,773      10/27/97        10/27/98        11/24/04
5,856,788       08/628,872      03/12/96        01/05/99        11/24/04
5,873,721       08/662,069      06/12/96        02/23/99        11/24/04
5,913,380       08/914,114      08/19/97        06/22/99        11/22/04
5,939,277       08/628,687      06/14/96        08/17/99        11/22/04
5,996,586       08/951,884      10/16/97        12/07/99        11/22/04
6,004,129       09/243,272      02/02/99        12/21/99        11/24/04
6,018,650       08/769,214      12/18/96        01/25/00        11/22/04
6,085,402       08/857,238      05/16/97        07/11/00        11/23/04
6,086,381       08/922,214      09/02/97        07/11/00        11/22/04
6,107,283       09/322,676      05/28/99        08/22/00        11/23/04
6,112,898       08/994,833      12/19/97        09/05/00        11/23/04