MARKEY, Chief Judge, United States Court of Customs and Patent Appeals.
This is an appeal from a judgment of the district court holding appellant (Richen) liable for payments on a contract with appellee (Heltra). We reverse and remand.
Background
George Tradewell, an officer of Heltra, developed an apparatus for shrinking and bulking thermoplastic yarn for which he filed on March 24, 1967, an application for letters patent which was assigned...
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