Guy v. Stein
Court of Appeals for the Seventh Circuit
Appeal from the District Court of the United States for the Southern Division of the Southern District of Illinois. Suit in equity by Frank Guy and George R. Shanklin against Meyer Stein, doing business as the M. Stein Manufacturing Company. Decree for defendant, and complainants appeal.
1Opinion of the Court
KOHLSAAT, Circuit Judge.
[1] The only question here involved is whether certain seemingly public uses were in fact such or merely experimental. The device in suit is the miner’s carbide lamp of patent No. 1,097,716, granted to F. Guy on May 26, 1914, upon an application filed EJarch 1, 1911. The new element in the lamp, so far as is here concerned, was the so-called Guy dropper valve.
Claim 1, which is typical of all the claims, reads as follows, viz.:
In an acetylene lamp, in combination with a lamp body, comprising a water chamber and a carbide chamber, a stationary tube in communication with…
2Cases cited11 opinions
- The Barbed Wire PatentSupreme Court of the United States · 1892
- Smith & Griggs Manufacturing Co. v. SpragueSupreme Court of the United States · 1887
- Mast, Foos & Co. v. Dempster Mill Manuf'g Co.Court of Appeals for the Eighth Circuit · 1897
- Root v. Third Avenue RailroadSupreme Court of the United States · 1892
- Eastman v. Mayor of New YorkCourt of Appeals for the Second Circuit · 1904
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3Cited by5 opinions
- Colgate-Palmolive-Peet Co. v. Lever Bros. Co.Court of Appeals for the Seventh Circuit · 1937
- Inflexible Co. v. MegibowDistrict Court, D. New Jersey · 1918
- Caton Printing Co. v. Daniels Mfg. Co.Court of Appeals for the Seventh Circuit · 1934
- Lorenz v. Colgate-Palmolive-Peet Co.District Court, D. New Jersey · 1945
- Southern Novelty Co. v. Economy Cone & Tube Co.District Court, E.D. North Carolina · 1923