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APPLICATION OF DE VANEY

Patent Appeal No. 5722.

185 F.2d 679 (1950)

Application of DE VANEY.

United States Court of Customs and Patent Appeals.

December 5, 1950.

Attorney(s) appearing for the Case

Pierce, Scheffler & Parker, Washington, D.C. (Ralph E. Parker, Washington, D.C., of counsel), for appellant.

E. L. Reynolds, Washington, D.C. (J. Schimmel, Washington, D.C., of counsel), for Commissioner of Patents.

Before GARRETT, Chief Judge, and JACKSON, O'CONNELL, JOHNSON, and WORLEY, Judges.

GARRETT, Chief Judge.

This is an appeal from the decision of the Board of Appeals of the United States Patent Office affirming the rejection by the Primary Examiner of all the claims — three in number — embraced in appellant's application for patent relating to alleged improvements in the beneficiation of silicious iron-bearing minerals by cationic froth flotation processes. It is understood that by "beneficiation" as used in mineral art concentration...

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