United States Patent and Trademark Office OG Notices: 06 June 2006

                 Patents Reinstated Due to the Acceptance of a
                     Late Maintenance Fee from 05/08/2006

Patent          Application     Filing          Issue           Granted
Number          Number          Date            Date            Date

5,646,486       08/476,673      06/06/95        07/08/97        05/10/06
5,697,970       08/650,783      05/20/96        12/16/97        05/10/06
5,717,391       08/800,109      02/13/97        02/10/98        05/10/06
5,978,977       09/021,051      02/09/98        11/09/99        05/09/06
6,176,743       09/461,563      12/14/99        01/23/01        05/08/06
6,242,664       08/766,138      12/17/96        06/05/01        05/10/06
6,295,168       09/461,365      12/15/99        09/25/01        05/08/06