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 4,359,033 06/224,423 11/16/82 01/12/81 01/26/95 4,512,216 06/572,289 04/23/85 01/20/84 01/25/95 4,520,520 06/462,909 06/04/85 02/01/83 12/06/94 4,562,697 06/679,918 01/07/86 12/10/84 01/27/95 4,606,396 06/574,938 08/19/86 01/27/84 11/23/94 4,608,904 06/735,723 09/02/86 05/20/85 01/24/95 4,881,516 07/194,221 11/21/89 05/16/88 06/03/94 4,886,039 07/046,753 12/12/89 05/07/87 06/30/94 4,918,368 07/162,219 04/17/90 02/29/88 06/13/94 4,920,995 07/233,374 05/01/90 08/18/88 07/20/94 4,922,623 07/135,664 05/08/90 12/21/87 01/30/95 4,927,750 07/049,863 05/22/90 03/25/87 01/24/95 4,966,168 07/387,419 10/23/90 07/31/89 01/24/95