Patents Reinstated Due to the Acceptance of a Late Maintenance Fee From 06/30/00 Patent Serial Filing Issue Granted Number Number Date Date Date 4,887,859 07/138,194 11/19/87 12/19/89 06/30/00 5,403,341 08/185,549 01/24/94 04/04/95 07/05/00 5,421,583 08/192,438 02/07/94 06/06/95 06/30/00 5,483,387 08/279,762 07/22/94 01/09/96 06/30/00 5,504,903 08/192,958 02/07/94 04/02/96 07/05/00 5,504,963 08/231,040 04/22/94 04/09/96 06/30/00 5,505,000 08/298,137 08/30/94 04/09/96 06/30/00 5,516,024 08/366,302 12/29/94 05/14/96 06/30/00