Dieterich v. Leaf

89 F.2d 226, 24 C.C.P.A. 1138, 1937 CCPA LEXIS 104
Court of Customs and Patent Appeals·Decided April 5, 1937·No. No. 3773·Published·Cited by 6 cases

Opinion

Garrett, Judge,

delivered the opinion of the court:

This is an appeal in an interference proceeding arising in the United States Patent Office between a patent to the party Leaf, issued October 31, 1933 (for a period of fourteen years), upon an application filed July 31, 1933, and an application of the party Dieterich filed November 7, 1933, the subject matter being a design for ice cream cones of a “double header” type. Leaf is the senior party, the. patent to him having, in fact, been issued prior to the filing date of Dieterich. The Examiner of Interferences and the Board of Appeals concurred in the finding that Dieterich was not entitled to any date earlier than his filing date for reduction to practice. The Examiner [1139] of Interferences also beld that even if there was reduction to practice by reason of the facts hereinafter related, at the time claimed by Dieterich, there was such “concealment, suppression or abandonment”' as to require an award of priority to the senior party, under the case-of Mason v. Hepburn, 13 App. D. C. 86.

The latter ground was nowhere alluded to in the decision of the-Board of Appeals.

Footnotes

Dieterich v. Leaf, 89 F.2d 226, 24 C.C.P.A. 1138, 1937 CCPA LEXIS 104 (ccpa 1937).

89 F.2d 226 (Dieterich v. Leaf) — published by Counsel Stack Legal Research, free access to 12M+ legal documents.

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