United States Patent and Trademark Office OG Notices: 27 May 2003

                 Patents Reinstated Due to the Acceptance of a
                     Late Maintenance Fee from 04/28/2003

Patent          Application     Filing          Issue           Granted
Number          Number          Date            Date            Date


4,956,391        07/233,247      08/17/88        09/11/90        05/02/03
4,958,923        07/315,150      02/24/89        09/25/90        05/01/03
4,964,542        07/270,539      11/14/88        10/23/90        04/28/03
5,226,653        07/906,523      06/30/92        07/13/93        04/29/03
5,277,264        07/989,856      12/14/92        01/11/94        04/30/03
5,352,674        07/856,485      03/24/92        10/04/94        05/01/03
5,367,937        08/007,263      01/21/93        11/29/94        04/30/03
5,372,048        08/192,985      02/08/94        12/13/94        05/01/03
5,373,149        08/011,603      02/01/93        12/13/94        05/02/03
5,378,558        08/001,145      01/07/93        01/03/95        04/28/03
5,388,575        07/950,897      09/25/92        02/14/95        04/29/03
5,622,020        08/567,270      12/05/95        04/22/97        04/28/03
5,631,128        08/290,311      08/15/94        05/20/97        05/02/03
5,638,868        08/660,676      06/05/96        06/17/97        04/28/03
5,650,268        08/471,072      06/06/95        07/22/97        04/30/03
5,785,688        08/646,069      05/07/96        07/28/98        05/02/03
5,803,507        08/557,378      11/13/95        09/08/98        04/28/03
5,815,834        08/779,346      04/04/96        10/06/98        05/01/03
5,858,468        07/604,877      10/29/90        01/12/99        04/30/03
5,873,711        09/056,476      04/07/98        02/23/99        04/28/03