Patents Reinstated Due to the Acceptance of a Late Maintenance Fee From 08/07/98 Patent Serial Filing Issue Granted Number Number Date Date Date 4,511,630 06/581,053 02/17/84 04/16/85 08/13/98 4,560,239 06/584,772 02/29/84 12/24/85 08/13/98 4,732,391 06/779,166 09/23/85 03/22/88 08/11/98 4,887,700 07/223,357 07/25/88 12/19/89 08/11/98 5,219,964 07/925,845 08/07/92 06/15/93 08/12/98 5,235,074 07/847,138 03/06/92 08/10/93 08/12/98 5,255,207 07/900,560 06/18/92 10/19/93 08/13/98 5,269,237 07/844,442 03/02/92 12/14/93 08/11/98 5,287,272 07/420,105 10/11/89 02/15/94 08/12/98