Legal Opinion
Bulldog Electric Products Co. v. General Electric Co.
Court of Appeals for the Fourth Circuit
Decided June 24, 1939No. 4422PublishedCited by 9 opinions
1Opinion of the Court
SOPER, Circuit Judge.
General Electric Company, plaintiff in the District Court and owner of the Kemp-ton patent No. 1,967,091, issued on July 17, 1934, oil an application filed September 30, 1931, brought this suit for infringement of the patent against Bulldog Electric Products Company '; and the latter company, as owner of the Frank patent No. 1,995,286 of March 26, 1935, filed a counterclaim alleging infringement thereof by the plaintiff. The District Court held that claims 3, 4 and 5 of the Kempton patent, upon which the plaintiff’s suit was based, were valid and infringed, and therefore…
2Cases cited3 opinions
- Smith v. HallSupreme Court of the United States · 1937
- International Flatstub Check Book Co. v. Young & Selden Co. of Baltimore CityCourt of Appeals for the Fourth Circuit · 1922
- Ottenheimer Bros. v. LibuwitzCourt of Appeals for the Fourth Circuit · 1937
3Cited by9 opinions
- Technograph Printed Circuits, Ltd. v. Bendix Aviation Corp.District Court, D. Maryland · 1963
- Carl Otto v. Koppers Company, Inc., a Delaware Corporation, and Wheeling Steel Corporation, a Delaware CorporationCourt of Appeals for the Fourth Circuit · 1957
- Stanley Works v. Rockwell Mfg. Co.Court of Appeals for the Third Circuit · 1953
- Dow Chemical Co. v. Halliburton Oil Well Cementing Co.Court of Appeals for the Sixth Circuit · 1943
- Ingersoll-Rand Co. v. Black & Decker Mfg. Co.Court of Appeals for the Fourth Circuit · 1951
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