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MARTIN v. CHAPMAN

Patent Appeal No. 3478.

71 F.2d 174 (1934)

MARTIN v. CHAPMAN et al.

Court of Customs and Patent Appeals.

June 12, 1934.

Attorney(s) appearing for the Case

Hoguet & Neary, of New York City (Charles Neave, John F. Neary, and George H. Corey, all of New York City, of counsel), for appellant.

Henry D. Williams, of New York City (Howard M. Morse and Giles S. Rich, both of New York City, of counsel), for appellees.

Before GRAHAM, Presiding Judge, and BLAND, GARRETT, and LENROOT, Associate Judges.

BLAND, Associate Judge.

The invention in this interference proceeding relates to a process of concentrating prosphate ore which separates the mineral particles from the gangue (sand) with which it is found associated.

The interference involves three counts from the Martin application which were copied into the application of Chapman and Littleford. Count 1 has been regarded by the tribunals below as illustrative, and follows: "1. The process of concentrating...

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