NOTIFICATION OF ACCEPTANCE OF DELAYED PAYMENT OF MAINTENANCE FEE (35 U.S.C. 41(c); 37 CFR 1.378) The patent(s) listed below are considered as not having expired but are subject to the conditions set forth in 35 U.S.C. 41(c)(2), in view of the Petition to Accept Late Payment of the maintenance fees which has been GRANTED BY THE COMMISSIONER OF PATENTS AND TRADEMARKS, as provided for under 35 U.S.C. 41(c)(1) and 37 CFR 1.378. Application Delayed Payment Patent No. Serial No. Patent Date Filing Date Acceptance Date Re. 33,806 07/441,900 01/28/92 11/27/89 01/30/95 (4,787,681) (07/140,613) (11/29/88) (01/04/88) 4,330,639 06/218,620 05/18/82 12/22/80 08/31/94 4,354,409 06/231,247 10/19/82 02/03/81 01/31/95 4,433,211 06/317,947 02/21/84 11/04/81 01/03/95 4,490,089 06/411,914 12/25/84 08/25/84 12/06/94 4,519,220 06/468,071 05/28/85 02/22/83 02/15/95 4,527,522 06/457,555 07/09/85 01/13/83 02/15/95 4,571,973 06/603,189 02/25/86 04/23/84 01/31/95 4,573,927 06/645,235 03/04/86 08/29/84 02/09/95 4,597,177 06/567,704 07/01/86 01/03/84 01/31/95 4,796,413 07/138,570 01/10/89 12/28/87 02/15/95 4,829,296 06/858,363 05/09/89 04/30/86 02/15/95 4,909,696 07/333,012 03/20/90 04/04/89 02/09/95 4,934,290 07/260,875 06/19/90 10/21/88 02/09/95 4,940,368 07/187,468 07/10/90 04/28/88 01/17/95 4,958,084 06/564,702 09/18/90 12/23/83 02/15/95