IN RE CARPENTER

Patent Appeal No. 4751.

151 F.2d 207 (1945)

In re CARPENTER et al.

Court of Customs and Patent Appeals.

Rehearing Denied September 26, 1945.


Attorney(s) appearing for the Case

Ellis S. Middleton, of New York City (Edmund H. Parry, Jr., of Washington, D. C., of counsel), for appellants.

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, JACKSON, and O'CONNELL, Associate Judges.


GARRETT, Presiding Judge.

In this appeal from the decision of the Board of Appeals of the United States Patent Office affirming that of the examiner, there are involved three method claims of an application for patent relating to the refining of crude olefinic nitriles. A number of claims stand allowed. The three claims on appeal read:

"1. A method of removing water from a crude olefinic nitrile mixture containing...

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