Galvin v. City of Grand Rapids
Court of Appeals for the Sixth Circuit
Appeal from the Circuit Court of the United States for the Western District of Michigan. This was an appeal from a decree adjudging invalid for lack of patentable invention letters patent No. 392,961 for a valve, issued to Charles Lynch, November 13, 1888.
1Opinion of the Court
DAY, Circuit Judge.
This action seeks an injunction and accounting because of alleged infringement of letters patent of the United States No. 392,961, granted November 13, 1888, to James Galvin, assignee of Charles Lynch. The patent purports to be for an improvement upon the valves covered by letters patent of the United States issued to T. and J. Galvin for a valve. To understand Lynch’s improvement, it is necessary to examine the Galvin patent. The Galvin valve is described by the inventors as consisting primarily of a novel arrangement of wedges acting in a plane parallel with the faces of…
2Cases cited2 opinions
- Reckendorfer v. FaberSupreme Court of the United States · 1876
- Guidet v. BrooklynSupreme Court of the United States · 1882
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- Adrian Wire Fence Co. v. United Fence Co.Court of Appeals for the Sixth Circuit · 1915
- Minnesota & Ontario Paper Co. v. Eibel Process Co.Court of Appeals for the First Circuit · 1921
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