United States Patent and Trademark Office OG Notices: 13 February 2007

                 Patents Reinstated Due to the Acceptance of a
                     Late Maintenance Fee from 01/15/2007

Patent          Application     Filing          Issue           Granted
Number          Number          Date            Date            Date

5,264,524       07/837,006      02/14/92        11/23/93       01/19/07
5,278,588       07/702,582      05/17/91        01/11/94       01/18/07
5,318,357       07/899,347      06/16/92        06/07/94       01/18/07
5,351,704       08/063,510      05/18/93        10/04/94       01/16/07
5,595,167       08/486,696      06/07/95        01/21/97       01/18/07
5,610,812       08/264,981      06/24/94        03/11/97       01/19/07
5,612,001       08/538,447      10/03/95        03/18/97       01/18/07
5,666,401       08/612,610      03/08/96        09/09/97       01/16/07
5,737,395       08/635,610      04/22/96        04/07/98       01/16/07
5,763,406       08/481,840      06/07/95        06/09/98       01/17/07
5,778,520       08/675,110      07/03/96        07/14/98       01/16/07
6,088,835       09/359,618      07/22/99        07/18/00       01/19/07
6,100,896       08/822,011      03/24/97        08/08/00       01/18/07
6,133,424       08/485,042      06/07/95        10/17/00       01/18/07
6,210,655       08/878,022      06/18/97        04/03/01       01/18/07
6,313,755       09/324,810      06/02/99        11/06/01       01/16/07
6,364,107       09/625,746      07/26/00        04/02/02       01/18/07
6,367,897       09/632,682      08/07/00        04/09/02       01/19/07
6,371,173       09/599,115      06/22/00        04/16/02       01/19/07
6,375,396       09/534,606      03/27/00        04/23/02       01/19/07
6,380,540       09/355,720      10/21/99        04/30/02       01/19/07
6,391,799       09/582,630      07/26/00        05/21/02       01/19/07
6,403,881       09/383,748      08/26/99        06/11/02       01/17/07
6,409,160       09/798,645      03/01/01        06/25/02       01/16/07
RE.38,616       09/944,115      09/04/01        10/12/04       01/16/07
RE.38,636       09/824,738      04/04/01        10/26/04       01/16/07
RE.38,642       09/871,813      06/04/01        11/02/04       01/16/07
RE.39,141       09/956,806      09/21/01        06/27/06       01/17/07