Legal Opinion
Devex Corp. v. General Motors Corp.
Court of Appeals for the Third Circuit
Decided December 15, 1981No. Nos. 80-2550, 80-2551PublishedCited by 35 opinions
1Opinion of the Court
OPINION OF THE COURT
JAMES HUNTER, III, Circuit Judge.
Plaintiffs charge defendant with massive patent infringement. The patent (“Claim 4,” “Devex patent,” “Henricks process”) which is at the root of this litigation provides as follows:
The process of working ferrous metal which comprises forming on the surface of the metal a phosphate coating and superimposing thereon a fixed film of a composition comprising a solid meltable organic binding material containing distributed there through a solid inorganic compound meltable at a temperature below the melting point of the ferrous metal phosphate of…
2Cases cited34 opinions
- Graver Tank & Mfg. Co. v. Linde Air Products Co.Supreme Court of the United States · 1950
- Aro Manufacturing Co. v. Convertible Top Replacement Co.Supreme Court of the United States · 1964
- Panduit Corp. v. Stahlin Bros. Fibre Works, Inc.Court of Appeals for the Sixth Circuit · 1978
- Georgia-Pacific Corporation v. U. S. Plywood-Champion Papers Inc.Court of Appeals for the Second Circuit · 1971
- Eugene A. Wahl and Vibra Screw Feeders, Inc., and Cross-Appellees v. Carrier Manufacturing Co., Inc., and Cross-AppellantCourt of Appeals for the Seventh Circuit · 1975
29 more not listed; retrieve them via the Exa API.
3Cited by35 opinions
- Minco, Inc., Plaintiff/cross-Appellant v. Combustion Engineering, Inc.Court of Appeals for the Federal Circuit · 1996
- Lindemann Maschinenfabrik Gmbh v. American Hoist & Derrick Company, Harris Press & Shear Division and Commercial Metals CompanyCourt of Appeals for the Federal Circuit · 1990
- Interdynamics, Inc., and Smiths Industries, Limited v. Firma Wolf, Arend Wolf, and Trans Tech, Inc. Appeal of Trans Tech, IncCourt of Appeals for the Third Circuit · 1983
- Rohm and Haas Co. v. Dawson Chemical Co., Inc.District Court, S.D. Texas · 1983
- Devex Corp. v. General Motors Corp.Court of Appeals for the Third Circuit · 1984
30 more not listed; retrieve them via the Exa API.