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IN RE WAHL

Patent Appeal No. 4654.

132 F.2d 323 (1942)

In re WAHL.

Court of Customs and Patent Appeals.

December 1, 1942.

Attorney(s) appearing for the Case

Harold T. Stowell, of Washington, D. C. (Ralph E. Parker, of Washington, D. C., and Hutz & Joslin, of New York City, of counsel), for appellant.

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

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

BLAND, Associate Judge.

Claims 12 to 18, inclusive, of appellant's application for a patent relating to dyes containing nigrosines or indulines were rejected by the Primary Examiner of the United States Patent Office, and on appeal to the Board of Appeals, the examiner's action was affirmed. Appellant then filed with the board a petition for reconsideration together with requested amendments which specified definite proportions of the materials used. In its second...

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