Union Switch & Signal Co. v. Johnson Railroad Signal Co.
Court of Appeals for the Third Circuit
Appeal from the Circuit Court of the United States for the Western District of Pennsylvania. This was a bill by the Johnson Railroad Signal Company against the Union Switch & Signal Company, for infringement of letters patent No. 241,246, issued to Frederick Gheeswright, for “improvements in electric railroad signal apparatus.”
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Appeal from the Circuit Court of the United States for the Western District of Pennsylvania. This was a bill by the Johnson Railroad Signal Company against the Union Switch & Signal Company, for infringement of letters patent No. 241,246, issued to Frederick Gheeswright, for “improvements in electric railroad signal apparatus.” Cheéswright, by a power of attorney, which is set out in the opinion, constituted one Yeomans his attorney in fact in the matter of the patent, and defendant claims under a conveyance by Yeomans, dated March 21, 1882. Plaintiff claims title to the same patent under a…
1Opinion of the Court
BUTLER, District Judge.
The plaintiffs filed a ¡bill against tlie defendants for infringement of the Sykes patent for “improvement in electric railroad signal apparatus,” granted to Frederick Cheeswright (assignee of the inventor, Sykes), numbered 221,246, dated May 10, 1881. The defendants answered denying the right set up and, under a claim of title and charge of infringement by the plaintiffs, filed a cross bill. Issues were duly formed and proofs taken; and after bearing a decree was entered in the plaintiffs’ favor—for an injunction, and an account of profits since October 31,1889.
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2Cases cited5 opinions
- Willcox & Gibbs Sewing MacHine Co. v. EwingSupreme Court of the United States · 1891
- Treichler v. WisconsinSupreme Court of the United States · 1949
- Nellis v. Pennock Manuf'g Co.United States Circuit Court · 1882
- Baldwin v. SibleyUnited States Circuit Court · 1858
- The Canary No. 2United States Circuit Court · 1884
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