Duner Co. v. Grand Rapids R.
Court of Appeals for the Sixth Circuit
Appeal from the Circuit Court of the United States for the Western District of Michigan. .
1Opinion of the Court
SEVERENS, Circuit Judge.
The plaintiff in this case complains of the infringement 'of its patent No. 639,891, founded on an invention by John C. Duner, of “improvements in sand-boxes for cars,” and granted December 26, 1899. In a general way the invention may be described as one relating to sand-boxes located in front of the wheels of cars for the purpose of sprinkling sand on the track to increase the friction between the wheels and the track; and the substance of his invention was the appropriation of a “choke-valve” to be used in such boxes. Choke-valves were familiar to the arts of…
2Cases cited7 opinions
- MacHine Co. v. MurphySupreme Court of the United States · 1878
- Hobbs v. BeachSupreme Court of the United States · 1901
- Fay v. CordesmanSupreme Court of the United States · 1883
- Howe MacHine Co. v. National Needle Co.Supreme Court of the United States · 1890
- Devlin v. PaynterCourt of Appeals for the Third Circuit · 1894
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3Cited by4 opinions
- Proudfit Loose Leaf Co. v. Kalamazoo Loose Leaf Binder Co.Court of Appeals for the Sixth Circuit · 1915
- In re GazdaCourt of Customs and Patent Appeals · 1955
- Application of Antoine GazdaCourt of Customs and Patent Appeals · 1955
- Thompson v. United StatesUnited States Court of Claims · 1944