Patents Reinstated Due to the Acceptance of a Late Maintenance Fee From 6/29/01 Patent Serial Filing Issue Granted Number Number Date Date Date 4,686,009 06/792,548 10/29/85 08/11/87 06/29/01 4,793,814 06/887,260 07/21/86 12/27/88 07/05/01 4,809,359 06/945,822 12/24/86 02/28/89 07/03/01 4,812,072 07/166,854 03/11/88 03/14/89 06/29/01 4,812,639 06/810,808 12/19/85 03/14/89 06/29/01 4,859,492 07/099,697 09/21/87 08/22/89 06/29/01 4,902,065 07/313,907 02/23/89 02/20/90 07/02/01 5,022,620 07/381,055 07/17/89 06/11/91 06/29/01 5,172,228 07/794,516 11/19/91 12/15/92 07/05/01 5,179,529 07/706,561 05/28/91 01/12/93 06/29/01 5,179,612 07/810,656 12/19/91 01/12/93 06/29/01 5,185,087 07/687,556 04/19/91 02/09/93 07/03/01 5,208,644 07/526,558 05/18/90 05/04/93 07/03/01 5,415,666 08/027,505 03/04/93 05/16/95 07/03/01 5,427,762 08/209,605 03/09/94 06/27/95 07/05/01 5,434,981 08/047,884 04/15/93 07/18/95 07/03/01 5,469,734 08/357,133 12/15/94 11/28/95 07/05/01 5,475,906 08/304,559 09/12/94 12/19/95 07/03/01 5,479,497 08/237,970 05/04/94 12/26/95 07/02/01 5,533,350 08/357,928 12/16/94 07/09/96 07/03/01 5,603,279 08/422,893 04/17/95 02/18/97 07/05/01 5,613,532 08/412,816 03/29/95 03/25/97 07/02/01 5,620,524 08/395,613 02/27/95 04/15/97 07/03/01 5,625,142 08/500,544 07/11/95 04/29/97 07/03/01