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IN RE WALLERSTEIN

Patent Appeals Nos. 2777, 2778.

53 F.2d 530 (1931)

In re WALLERSTEIN (two cases).

Court of Customs and Patent Appeals.

November 27, 1931.

Attorney(s) appearing for the Case

Cleon J. Sawyer and Philip B. Philipp, both of New York City, for appellants.

T. A. Hostetler, of Washington, D. C. (Howard S. Miller, of Washington, D. C., of counsel), for Commissioner of Patents.

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

GARRETT, Associate Judge.

These two cases were briefed and argued together, and, although there is a separately printed record in each case, both may be disposed of in a single opinion.

The subject-matter of both appeals is an invertase preparation, and both include claims for the articles and also for the methods of producing same.

In case No. 2777, there were six claims, of which 1 and 6 are illustrative.

"1. An invertase preparation of a...

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