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APPLICATION OF HIDY

Patent Appeal No. 6773.

303 F.2d 954 (1962)

Application of Phil H. HIDY and William F. Phillips.

United States Court of Customs and Patent Appeals.

June 8, 1962.

Attorney(s) appearing for the Case

Roger T. McLean, Adams, Forward & McLean, New York City (Henry W. Foulds, Jr., New York City, of counsel), for appellants.

Clarence W. Moore, Washington, D. C. (Raymond E. Martin, Washington, D. C., of counsel), for the Commissioner of Patents.

Before WORLEY, Chief Judge, and RICH, MARTIN, and SMITH, Associate Judges, and Judge WILLIAM H. KIRKPATRICK.

SMITH, Judge.

Cycloserine, a water-soluble antibiotic is produced by bacterial cultivation on a nutrient medium. It is "amphoteric," by which is meant "a substance having both acid and basic properties." Hackh's Chemical Dictionary (3rd Ed.) Such a substance may act either as a weak acid or a weak base.

Appealed claims 2, 5, 6, 7 and 8 of appellants' application Ser. No. 487,704, filed Feb. 11, 1955, relate to the "Recovery of Cycloserine" from aqueous solutions...

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