Prahl v. Redman

This is an appeal in an interference proceeding wherein the Board of Appeals of the United States Patent Office affirmed a decision of the Examiner of Interferences which awarded to appellee priority of the invention defined in the counts of the interference, eight in number.

The interference arises between a patent, No. 1,964,768, issued to appellants on July 8,1934, upon an application filed June 13,1933, and an application of appellee filed July 17, 1931, Serial No. 551,555.

Appellants’ patent contains 16 claims, and originally appellee copied all of them for purposes of interference. Eight…