Patents Reinstated Due to the Acceptance of a Late Maintenance Fee From 02/11/00 Patent Serial Filing Issue Granted Number Number Date Date Date Re. 33,774 07/554,457 07/19/90 12/24/91 02/15/00 4,616,039 06/727,989 04/29/85 10/07/86 02/16/00 4,663,665 06/814,493 12/30/85 05/05/87 02/16/00 4,684,119 06/625,795 06/28/84 08/04/87 02/15/00 4,887,494 07/978,852 09/17/87 12/19/89 02/14/00 4,904,112 07/385,565 07/26/89 02/27/89 02/14/00 4,920,270 07/094,192 09/08/87 04/24/90 02/17/00 4,932,197 07/291,277 12/28/88 06/12/90 02/07/00 5,245,960 07/918,444 07/22/92 09/21/93 02/15/00 5,330,246 07/978,110 11/18/92 07/19/94 02/16/00 5,336,188 08/069,937 05/28/93 08/09/94 02/14/00 5,367,309 08/044,014 07/09/93 11/22/94 02/14/00 5,380,273 08/065,470 05/19/93 01/10/95 02/17/00 5,393,301 07/934,521 10/05/92 02/28/95 02/15/00 5,397,565 08/239,292 05/06/94 03/14/95 02/17/00 5,404,594 08/425,538 04/05/93 04/11/95 02/16/00 5,425,925 08/214,597 03/18/94 06/20/95 02/17/00 5,430,434 08/022,004 02/24/93 07/04/95 02/15/00 5,434,418 07/962,129 10/16/92 07/18/95 02/11/00