Legal Opinion
Richard A. Fisch and Anchor Plastics Co., Inc. v. William Gould, Doing Business as Stay-Rite Supply Co., and Keystone Plastics, Inc.
Court of Appeals for the Third Circuit
Decided August 13, 1957No. 12145PublishedCited by 11 opinions
1Opinion of the Court
McLAUGHLIN, Circuit Judge.
The district court held the disputed process patent invalid for lack of invention and plaintiffs appeal.
The patent is United States patent No. 2,531,234 issued November 21, 1950 to Peter H. Seckel. Without contradiction, as set out in the patent, the process consists of melting two or more incompatible thermoplastic fiber-forming linear-polymeric compositions, introducing them into a conventional extruding machine and extruding them into thin linear strips. The two plastics given in the patent example are cellulose acetate and cellulose acetate butyrate. The unitary…
2Cases cited2 opinions
- Cuno Engineering Corp. v. Automatic Devices Corp.Supreme Court of the United States · 1942
- R. M. Palmer Company v. Luden's, Inc.Court of Appeals for the Third Circuit · 1956
3Cited by11 opinions
- Dole Refrigerating Company v. Amerio Contact Plate Freezers, IncCourt of Appeals for the Third Circuit · 1959
- Triumph Hosiery Mills, Inc. v. Alamance Industries, Inc.Court of Appeals for the Fourth Circuit · 1962
- Dollac Corporation v. Margon CorporationCourt of Appeals for the Third Circuit · 1960
- Carlton H. Wintermute v. Hermetic Seal CorporationCourt of Appeals for the Third Circuit · 1960
- Worthington v. Southern New Jersey Newspapers, Inc.District Court, D. New Jersey · 1970
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