Legal Opinion

Air Reduction Co. v. Carbo-Oxygen Co.

District Court, D. Delaware

Decided September 18, 1926No. 578PublishedCited by 4 opinions

1Opinion of the Court

MORRIS, District Judge.

Patents No. 959,563 and No. 957,170, for improvements in the method of separating gases from their mixtures, particularly oxygen and nitrogen from atmospheric air, constitute the basis of this infringement suit of Air Reduction Company against Carbo-Oxygen Company, in which the defenses are invalidity because of the prior art, insufficiency of disclosure, inoperativeness, and noninfringement.

The desired product of the separation is oxygen. Levy and HelhrOnner, the patentees, were not the first to obtain oxygen from the air. By the processes of their patents in suit, of…

2Cases cited1 opinion

  1. Atlantic Works v. BradySupreme Court of the United States · 1883

3Cited by4 opinions

  1. Skelly Oil Co. v. Universal Oil Products Co.Court of Appeals for the Third Circuit · 1929
  2. Air Reduction Co. v. Carbo-Oxygen Co.Court of Appeals for the Third Circuit · 1927
  3. Advanta-STAR Automotive Research Corporation of America v. Search Optics, LLCDistrict Court, S.D. California · 2023
  4. Southern Electro-Chemical Co. v. E. I. Du Pont De Nemours & Co.Court of Appeals for the Third Circuit · 1927

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