Legal Opinion

Simplex Electric Heating Co. v. Leonard

Court of Appeals for the Second Circuit

Decided November 11, 1912No. 13PublishedCited by 2 opinions

Appeal from the Circuit Court of the United States for the Southern District of New York; John R. Hazel, Judge. Suit in equity by the Simplex Electric Heating Company against H. Ward Leonard and others. Decree for defendants, and complainant appeals. This cause comes here upon appeal from a decree dismissing a bill in equity for infringement of a patent. The patent is No. 490,034, granted January 17, 1893, to Thomas E. Morford for an electric heater.

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Appeal from the Circuit Court of the United States for the Southern District of New York; John R. Hazel, Judge. Suit in equity by the Simplex Electric Heating Company against H. Ward Leonard and others. Decree for defendants, and complainant appeals. This cause comes here upon appeal from a decree dismissing a bill in equity for infringement of a patent. The patent is No. 490,034, granted January 17, 1893, to Thomas E. Morford for an electric heater. The Circuit Court held that the essential elements of the claims in suit were not found in defendants’ articles of manufacture.

1Opinion of the CourtLacombe, Circuit Judge

(after stating the facts as above). The invention, as stated generally in the patent, “consists in imbedding conductors in an enamel of insulating material that is made to adhere to tlie device that is to be heated by or otherwise used in connection with an electrical current, and which serves to insulate the conductors while connecting them to the device.” Since the disposition we shall make of the cause follows from the conclusions we have reached as to the “enamel of insulating material,” it will be sufficient to excerpt from the patent only such passages as refer to this enamel. The…

2Cited by2 opinions

  1. General Electric Co. v. SteinbergerDistrict Court, E.D. New York · 1913
  2. Abbott Coin Counter Co. v. Standard-Johnson Co.District Court, E.D. New York · 1923

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