Thomson-Houston Electric Co. v. Kelsey Electric Railway Specialty Co.
Court of Appeals for the Second Circuit
Appeal from the Circuit Court of the United States for the District of Connecticut. This was a suit in equity by the Thomson-Houston Electric Company against the Kelsey Electric Railway Specialty Company and others for alleged infringement of the Yan Depoele patent for an improvement in traveling contacts for electric railways. A preliminary injunction was granted by the court below (72 Fed. 1016), and the defendants have appealed.
1Opinion of the Court
SHIPMAN, Circuit Judge.
The circuit court of the United States for the district of Connecticut, after an exhaustive investigation of the validity and alleged infringement of letters patent No. 495,443, dated April 11, 1893, and issued to the administrators of Charles J. Yan Depoele, decreed that the Winchester Avenue Railroad Company had infringed claims 6, 7, 8, 12, and 16 of the patent. The complainant in the suit was the Thomson-Houston Electric Company, the assignee of the patentees. 71 Fed. 192. The combination covered by these claims, and now used generally by the electric railroads of…
2Cases cited8 opinions
- Wilson v. SimpsonSupreme Court of the United States · 1850
- Cotton-Tie Co. v. SimmonsSupreme Court of the United States · 1882
- Wilson v. RousseauSupreme Court of the United States · 1846
- Chaffee v. Boston Belting Co.Supreme Court of the United States · 1859
- Wallace v. HolmesU.S. Circuit Court for the District of Connecticut · 1871
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- New York Scaffolding Co. v. WhitneyCourt of Appeals for the Eighth Circuit · 1915
- Bullock Electric & Mfg. Co. v. Westinghouse Electric & Mfg. Co.Court of Appeals for the Sixth Circuit · 1904
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