Yost Electric Mfg. Co. v. Perkins Electric Switch Mfg. Co.
Court of Appeals for the Sixth Circuit
Appeal from the Circuit Court of the United States for the Northern District of Ohio. In Equity. Suit by the Perkins Electric Switch Manufacturing Company against the Yost Electric Manufacturing Company. Decree for complainant, and defendant appeals.
1Opinion of the Court
SEVERENS, Circuit Judge.
The bill in this case, which was filed by the appellee, complains of the infringement by the appellant of rights secured by letters patent No. 626,927, granted to Charles G. Perkins, as assignor of the appellee, June 13, 1899, for improvements in incandescent lamp sockets. “This invention,” the patentee says in his specification, “relates to a receptacle for incandescent lamps having a switch mechanism inclosed in a chamber that is insulated from the shell, and from the chamber containing the parts forming the other side of the circuit through the socket.” The answer…
2Cases cited12 opinions
- Smith v. NicholsSupreme Court of the United States · 1875
- Roberts v. RyerSupreme Court of the United States · 1875
- Ansonia Brass & Copper Co. v. Electrical Supply Co.Supreme Court of the United States · 1892
- Burt v. EvorySupreme Court of the United States · 1890
- Lovell Manufacturing Co. v. CarySupreme Court of the United States · 1893
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3Cited by7 opinions
- General Electric Co. v. Yost Electric Mfg. Co.District Court, N.D. Ohio · 1913
- F. D. Cummer & Son Co. v. Atlas Dryer Co.Court of Appeals for the Sixth Circuit · 1912
- Perkins Electric Switch Mfg. Co. v. KnowlesU.S. Circuit Court for the District of Massachusetts · 1910
- Perkins Electric Switch Mfg. Co. v. Yost Electric Mfg. Co.U.S. Circuit Court for the District of Northern Ohio · 1910
- E-Z Paintr Corp. v. ThomasDistrict Court, E.D. Michigan · 1953
2 more not listed; retrieve them via the Exa API.