Patent Terms Extended Under 35 U.S.C.   156

Certificates extending the terms of the following patents were issued on
May 31, 1996.

U.S. Patent No. 4,303,651; Granted December 1, 1981, to Ulf P.F. Lindahl
et al.; Owner of Record: Pharmacia Aktiebolag; Title: Heparin Fragments
Having Selective Anticoagulation Activity; Classification: 514/56;
Product Trade Name: FRAGMIN; Original Expiration Date January 4, 2000;
Term Extended: five years.

U.S. Patent No. 4,338,317; Granted July 6, 1982, to Davis L. Temple, Jr.
et al.; Owner of Record: Mead Johnson & Company; Title:
Phenoxyethyl-1,2,4,-Triazol-3-One Antidepressants; Classification:
514/255; Product Trade Name: SERZONE; Original Expiration Date March 16,
2001; Term Extended: two years.

U.S. Patent No. 4,470,972; Granted September 11, 1984, to Elijah H.
Gold, et at.; Owner of Record: Schering Corporation; Title:
Acids; Classification: 514/19; Product Trade Name: RENORMAX; Original
Expiration Date September 11, 2001; Term Extended: two years.

U.S. Patent No. 4,530,360; Granted July 23, 1985, to Luiz R. Duarte;
Owner of Record: Exogen, Inc.; Title: Method For Healing Bone Fractures
With Ultrasound; Classification: 607/51; Product Trade Name: Sonic
Accelerated Fracture Healing System (SAFHS); Original Expiration Date
November 12, 2002; Term Extended: five years.

U.S. Patent No. 4,602,017; Granted July 22, 1986, to David A. Sawyer, et
al.; Owner of Record: Burroughs Wellcome Co.; Title: Substituted
Aromatic Compounds; Classification: 514/242; Product Trade Name:
LAMICTAL; Original Expiration Date July 22, 2003; Term Extended: five

U.S. Patent No. 4,836,217; Granted: June 6, 1989, to Torkel I. Fischer;
Title: Hypersensitivity Test Means; Classification: 128/743; Product
Trade Name: Allergen Patch Test (Thin-layer Rapid Use Epicutanious
(T.R.U.E.) Test); Original Expiration Date June 6, 2006; Term Extended:
899 days.

U.S. Patent No. 4,941,093; Granted: July 10, 1990, to John Marshall et
al.; Owner of Record: Summit Technology, Inc.; Title: Surface Erosion
Using Lasers; Classification: 364/413.01; Product Trade Name: Excimid
UV200LA/SVS Apex (Excimer Laser Systems); Original Expiration Date July
10, 2007; Term Extended: 609 days.

U.S. Patent No. 5,279,811; Granted January 18, 1994, to Paul L.
Bergstein et at.; Owner of Record: The DuPont Merck Pharmaceutical
Company; Title: Ester-substituted Diaminedithiols and Radiolabeled
Complexes Thereof; Classification: 424/1.65; Product Trade Name:
NEUROLITE; Original Expiration Date March 18, 2008; Term Extended: 250

A certificate extending the term of the following patent was issued on
June 3, 1996.

U.S. Patent No. 4,085,225; Granted April 18, 1978, to Hendricus
Bernardus Antonius Welle et al; Owner of Record: Duphar International
Research B.V.; Title: Oxime Ethers Having Anti-Depressive Activity;
Classification: 514/523; Product Trade Name: LUVOX; Original Expiration
Date April 18, 1995; Term Extended: two years.