Legal Opinion

National Lead Company v. Western Lead Products Company

Court of Appeals for the Ninth Circuit

Decided December 24, 1963No. 18016PublishedCited by 19 opinions

1Opinion of the Court

JERTBERG, Circuit Judge.

Since cross-appeals are involved, we will in this opinion refer to parties by the designation in the District Court.

The plaintiff, National Lead Company, owner of the Mayer Patent No. 2,235,487 instituted this action against defendant, Western Lead Products Company for infringement of its patent and seeking damages [to be trebled because of the alleged wilful character of the infringement] as well as injunctive relief. Defendant filed its answer denying infringement, and alleging the Mayer patent to be invalid for lack of invention and on other grounds, and alleging…

2Cases cited14 opinions

  1. Funk Bros. Seed Co. v. Kalo Inoculant Co.Supreme Court of the United States · 1948
  2. DeForest Radio Co. v. General Electric Co.Supreme Court of the United States · 1931
  3. MacKay Radio & Telegraph Co. v. Radio Corp. of AmericaSupreme Court of the United States · 1939
  4. Paraffine Companies, Inc. v. McEverlast, Inc.Court of Appeals for the Ninth Circuit · 1936
  5. Celite Corporation v. Dicalite Co.Court of Appeals for the Ninth Circuit · 1938

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3Cited by19 opinions

  1. McCullough Tool Co. v. Well Surveys, Inc.Court of Appeals for the Tenth Circuit · 1965
  2. Brooks Walker v. General Motors Corporation and Les Vogel Chevrolet CompanyCourt of Appeals for the Ninth Circuit · 1966
  3. Illinois Tool Works, Inc. v. Sweetheart Plastics, Inc., Maryland Cup Corporation, and Sweetheart Cup CorporationCourt of Appeals for the Seventh Circuit · 1971
  4. Duplan Corp. v. Deering Milliken, Inc.District Court, D. South Carolina · 1977
  5. Jack Winter, Inc. v. Koratron Company, Inc.District Court, N.D. California · 1974

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