United States Patent and Trademark Office OG Notices: 01 May 2007

                 Patents Reinstated Due to the Acceptance of a
                     Late Maintenance Fee from 04/02/2007

Patent          Application     Filing          Issue           Granted
Number          Number          Date            Date            Date

5,152,995       07/420,969      10/12/89        10/06/92        04/02/07
5,312,817       07/883,038      05/14/92        05/17/94        04/04/07
5,344,428       08/082,559      06/28/93        09/06/94        04/04/07
5,345,061       07/945,232      09/15/92        09/06/94        04/04/07
5,355,435       07/885,423      05/18/92        10/11/94        04/04/07
5,360,728       07/982,650      12/01/92        11/01/94        04/05/07
5,631,243       08/365,167      12/28/94        05/20/97        04/04/07
5,716,649       08/821,286      03/20/97        02/10/98        04/04/07
5,769,470       08/749,840      11/15/96        06/23/98        04/04/07
5,803,904       08/958,997      10/28/97        09/08/98        04/06/07
5,835,900       08/946,543      10/07/97        11/10/98        04/03/07
5,851,932       08/958,127      10/06/97        12/22/98        04/04/07
5,881,755       08/964,932      11/05/97        03/16/99        04/05/07
6,149,587       09/470,040      12/22/99        11/21/00        04/04/07
6,160,836       09/414,929      10/12/99        12/12/00        04/02/07
6,214,452       09/276,272      03/25/99        04/10/01        04/02/07
6,251,904       09/402,242      09/29/99        06/26/01        04/05/07
6,281,775       09/388,836      09/01/99        08/28/01        04/04/07
6,304,788       09/373,136      08/12/99        10/16/01        04/04/07
6,341,505       09/545,149      04/07/00        01/29/02        04/02/07
6,412,444       09/878,355      06/12/01        07/02/02        04/05/07
6,414,455       09/542,032      04/03/00        07/02/02        04/04/07
6,469,602       09/496,446      02/02/00        10/22/02        04/03/07
6,500,666       09/629,687      08/01/00        12/31/02        04/02/07
6,519,474       10/087,675      03/01/02        02/11/03        04/03/07