Westinghouse Electric & Mfg. Co. v. Mutual Life Ins.
U.S. Circuit Court for the District of Western New York
In Equity. Suit for infringement of letters patent Nos. 511,559 and . 511,560, relating to electric motors, granted to Nikola Tesla December 26, 1893. On final hearing.
1Opinion of the Court
HAZED, District Judge.
This suit in equity is brought to establish infringement by the defendants of two United States letters patent granted to Nikola Tesla, of which complainant is the owner by assignment. The applications for both patents were filed December 8, 1888, but, on account of interference proceedings in the Patent Office, they were not granted until December 26, 1893. Their numbers are 511,-559 and 511,560, respectively. The infringements consist in the use by the defendants of an alternating split-phase motor in an instrument for measuring the amount of electric energy supplied…
2Cases cited14 opinions
- Birdsell v. ShaliolSupreme Court of the United States · 1884
- St. Paul Plow Works v. StarlingSupreme Court of the United States · 1891
- Kelley v. Ypsilanti Dress-Stay Manuf'g Co.U.S. Circuit Court for the District of Eastern Michigan · 1890
- Westinghouse Electric & Mfg. Co. v. RobertsDistrict Court, E.D. Pennsylvania · 1903
- Thayer v. HartU.S. Circuit Court for the District of Southern New York · 1884
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3Cited by8 opinions
- Westinghouse Electric & Mfg. Co. v. Stanley Instrument Co.Court of Appeals for the First Circuit · 1904
- Consolidated Ry. Electric Lighting & Equipment Co. v. Adams & Westlake Co.Court of Appeals for the Seventh Circuit · 1908
- Corrugated Paper Patents Co. v. Paper Working Mach. Co.District Court, S.D. New York · 1916
- Westinghouse Electric & Mfg. Co. v. Electric Appliance Co.U.S. Circuit Court for the Northern District of Illnois · 1906
- Westinghouse Electric & Mfg. Co. v. Sangamo Electric Co.U.S. Circuit Court for the District of Eastern Pennsylvania · 1904
3 more not listed; retrieve them via the Exa API.