Legal Opinion

Grefco, Inc. v. Kewanee Industries, Inc.

District Court, D. Delaware

Decided September 12, 1980No. Civ. A. 77-327PublishedCited by 11 opinions

1Opinion of the Court

OPINION

MURRAY M. SCHWARTZ, District Judge.

This is an action for patent infringement of United States Patent No. 3,510,391 brought by plaintiff Grefco, Inc. (“Grefco”) against defendant Kewanee Industries, Inc. (“Kewanee”). Kewanee has counterclaimed for a declaratory judgment of patent invalidity, unenforceability and non-infringement. 1 Jurisdiction and venue are conferred on this Court by 28 U.S.C. §§ 1338(a), 1391(b). Trial in this matter began on March 31, 1980 and concluded on April 28, 1980. Post-trial briefing and argument was completed on June 6, 1980. This Opinion constitutes the…

2Cases cited68 opinions

  1. Graham v. John Deere Co. of Kansas CitySupreme Court of the United States · 1966
  2. Great Atlantic & Pacific Tea Co. v. Supermarket Equipment Corp.Supreme Court of the United States · 1951
  3. Precision Instrument Manufacturing Co. v. Automotive Maintenance MacHinery Co.Supreme Court of the United States · 1945
  4. United States v. AdamsSupreme Court of the United States · 1966
  5. Anderson's-Black Rock, Inc. v. Pavement Salvage Co.Supreme Court of the United States · 1969

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3Cited by11 opinions

  1. Atlas Powder Company v. E.I. Du Pont De Nemours & Company and Alamo Explosives Company, Inc.Court of Appeals for the Federal Circuit · 1984
  2. Studiengesellschaft Kohle mbH v. Dart Industries, Inc.District Court, D. Delaware · 1982
  3. Friction Division Products, Inc. v. E.I. DuPont De Nemours & Co.District Court, D. Delaware · 1987
  4. Standard Oil Co. v. Montedison, S.p.A.Court of Appeals for the Third Circuit · 1981
  5. General Battery Corp. v. Gould, Inc.District Court, D. Delaware · 1982

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