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APPLICATION OF HACK

Patent Appeals No. 6278.

245 F.2d 246 (1957)

Matter of the Application of Walter L. HACK.

United States Court of Customs and Patent Appeals.

June 4, 1957.

Attorney(s) appearing for the Case

Townsend & Townsend, San Francisco, Cal. (Stephen S. Townsend, San Francisco, Cal. and J. Austin Stone, Washington, D. C., of counsel), for appellant.

Clarence W. Moore, Washington, D. C. (Arthur H. Behrens, Washington, D. C., of counsel), for the Commissioner of Patents.

Before JOHNSON, Chief Judge, and O'CONNELL, RICH, and JACKSON (retired), Judges.

JACKSON, Judge.

This is an appeal from the decision of the Board of Appeals of the United States Patent Office affirming the final rejection of claims 3 and 5 of patent application 208,449, filed January 29, 1951, for a brazing alloy.

The rejected claims, the only ones remaining in the case, read as follows:

"3. A brazing alloy composed entirely of approximately 35% by weight of gold, approximately 62% by weight of copper, and approximately 3% by...

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