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IN RE HAMILTON

Patent Appeal No. 4867.

143 F.2d 364 (1944)

In re HAMILTON.

Court of Customs and Patent Appeals.

May 22, 1944.

Attorney(s) appearing for the Case

Archworth Martin, of Pittsburgh, Pa., for appellant.

W. W. Cochran, of Washington, D. C. (E. L. Reynolds, of Washington, D. C., of counsel), for Commissioner of Patents.

Before BLAND, Acting Presiding Judge, and HATFIELD, LENROOT, and JACKSON, Associate Judges.

JACKSON, Associate Judge.

Appellant filed an application in the United States Patent Office for a patent alleging "a new and useful improvement in Grinding and Polishing Apparatus." All of the claims, 12 to 16 inclusive, were rejected by the Primary Examiner as unpatentable over the prior art, and upon appeal the Board of Appeals affirmed the examiner's decision. Appellant then appealed here.

Claim 12 is illustrative of the subject matter involved and reads...

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