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. 32,452 06/831,521 07/07/87 02/20/86 02/28/95 (4,483,280) (06/550,521) (11/20/84) (11/14/83) 4,490,415 07/248,256 07/10/90 09/20/88 02/27/95 4,519,992 06/613,892 05/28/85 05/24/84 02/27/95 4,550,026 06/466,489 10/29/85 02/15/83 02/28/95 4,569,779 06/688,588 02/11/86 01/03/85 02/27/95 4,576,925 06/701,563 03/18/86 02/14/85 02/28/95 4,580,670 06/563,773 04/08/86 12/21/83 02/28/95 4,617,121 06/772,310 10/14/86 09/04/85 02/28/95 4,798,387 07/004,294 01/17/89 01/05/87 02/27/95 4,810,000 07/115,849 03/07/89 11/02/87 02/17/95 4,882,799 07/207,299 11/28/89 06/15/88 02/28/95 4,883,538 07/231,372 11/28/89 08/08/88 02/27/95 4,900,251 07/187,735 02/13/90 04/29/88 02/17/95 4,900,726 07/262,613 02/13/90 10/26/88 02/27/95 4,901,779 07/207,175 02/20/90 06/15/88 02/28/95 4,906,831 07/301,104 03/06/90 01/25/90 02/28/95 4,907,060 07/056,650 03/06/90 06/02/87 02/27/95 4,917,832 07/310,061 04/17/90 02/10/89 02/28/95 4,919,777 07/066,770 04/24/90 06/25/87 02/28/95 4,922,822 07/283,501 05/08/90 12/12/88 02/28/95 4,924,041 07/343,308 05/08/90 04/26/89 02/28/95 4,925,931 07/219,499 05/15/90 07/14/88 02/28/95 4,942,874 07/301,772 07/24/90 01/26/89 02/28/95 4,951,755 07/401,182 08/28/90 08/31/89 02/17/95 4,955,102 07/269,075 09/11/90 11/09/88 02/28/95 4,960,446 07/353,979 10/02/90 05/19/89 02/28/95 4,968,396 07/304,187 11/06/90 01/30/89 02/17/95