Patents Reinstated Due to the Acceptance of a Late Maintenance Fee From 06/05/98 Patent Serial Filing Issue Granted Number Number Date Date Date Re. 34,800 06/938,409 12/05/86 11/29/94 06/10/98 4,502,623 06/405,073 08/04/82 03/05/85 06/11/98 4,526,129 06/313,785 10/22/81 07/02/85 06/11/98 4,873,870 07/145,373 01/19/88 10/17/89 06/08/98 5,063,090 07/548,233 06/29/90 11/05/91 06/11/98 5,239,625 07/664,763 03/05/91 08/24/93 06/08/98 5,258,158 07/805,019 12/11/91 11/02/93 06/08/98