Legal Opinion
Westinghouse Electric Corp. v. Bulldog Electric Products Co.
Court of Appeals for the Fourth Circuit
Decided July 24, 1953No. 6544PublishedCited by 5 opinions
1Opinion of the Court
DOB1E, Circuit Judge.
This is an appeal from a final judgment of the United States District Court for the Northern District of West Virginia, entered September 5, 1952, dismissing a complaint of Westinghouse for infringement by Bulldog of seven patents, six of which relate to electric circuit breakers and one to a circuit breaker panelboard. The complaint was in usual form charging infringement of the seven Westinghouse patents. The answer denied validity and infringement of all of the patents in suit, set up an unclean hands defense, and as to one of the patents in suit, alleged a failure to…
2Cases cited7 opinions
- Great Atlantic & Pacific Tea Co. v. Supermarket Equipment Corp.Supreme Court of the United States · 1951
- Triplett v. LowellSupreme Court of the United States · 1936
- Westinghouse Electric Corporation v. Bulldog Electric Products CoCourt of Appeals for the Fourth Circuit · 1950
- Vapor Blast Mfg. Co. v. Pangborn CorporationCourt of Appeals for the Fourth Circuit · 1950
- Cutler Hammer Mfg. Co. v. Beaver Machine & Tool Co.Court of Appeals for the Second Circuit · 1925
2 more not listed; retrieve them via the Exa API.
3Cited by5 opinions
- Amax Fly Ash Corp. v. United StatesUnited States Court of Claims · 1975
- Charles R. Pollard, Jr., D. B. A. Lytron Distributing Company, and Plastoid Corporation v. American Phenolic CorporationCourt of Appeals for the Fourth Circuit · 1955
- Engelhard Industries, Inc. v. Sel-Rex CorporationDistrict Court, D. New Jersey · 1966
- Lundy Electronics & Systems, Inc. v. Optical Recognition Systems, Inc.District Court, E.D. Virginia · 1973
- Messing v. Quiltmaster CorporationDistrict Court, D. New Jersey · 1958