Ottumwa Box Car Loader Co. v. Christy Box Car Loader Co.
Court of Appeals for the Eighth Circuit
Appeal from the District Court of the United States for the Southern District of Iowa; Smith McPherson, Judge. Suit by the Christy Box Car Loader Company against the Ottumwa Box Car Loader Company. From decree for plaintiff, defendant appeals.
1Opinion of the Court
SANBORN, Circuit Judge.
This is an appeal from a decree that Joseph M. Christy was the first and sole inventor of that combination of mechanical devices constituting a box car loader which was patented to him by letters patent No. 648,897, issued May 1, 1900, that this patent had been assigned to the plaintiff below, the Christy Box Car Loader Company, a corporation, that the defendant below, the Ottumwa Box Car Loader Company, a corporation, had infringed the rights secured by the first and second claims of this patent, and that it was thenceforth enjoined from so doing.
[1] The defendant…
2Cases cited28 opinions
- Seymour v. OsborneSupreme Court of the United States · 1871
- Smith v. Goodyear Dental Vulcanite Co.Supreme Court of the United States · 1877
- Railway Co. v. SaylesSupreme Court of the United States · 1878
- Bates v. CoeSupreme Court of the United States · 1878
- National Hollow Brake-Beam Co. v. Interchangeable Brake-Beam Co.Court of Appeals for the Eighth Circuit · 1901
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- Western Union Telegraph Co. v. United States & Mexican Trust Co.Court of Appeals for the Eighth Circuit · 1915
- Drum v. TurnerCourt of Appeals for the Eighth Circuit · 1914
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