Legal Opinion
Ruth v. Blue River Constructors
District Court, D. Colorado
Decided October 17, 1963No. Civ. A. No. 6679PublishedCited by 4 opinions
1Opinion of the Court
CHRISTENSEN, District Judge.
This is a suit for infringement of U. S. Letters Patent No. 2,611,680 entitled “Exhaust Gas Conditioning Method”, which issued September 23, 1952, to the plaintiff, Joseph P. Ruth, upon an application filed January 16, 1950.
The case was tried to the Court without a jury April 15 to 20, 1963 and has been submitted for decision upon written briefs. Involved in addition to the issue of infringement are the usual questions of invention, novelty and utility with reference to a patent covering an air “scrubber” or “conditioner” designed to remove toxic gases from and to…
2Cases cited24 opinions
- Great Atlantic & Pacific Tea Co. v. Supermarket Equipment Corp.Supreme Court of the United States · 1951
- Marconi Wireless Co. v. United StatesSupreme Court of the United States · 1943
- Marconi Wireless Telegraph Company of America v. United StatesSupreme Court of the United States · 1943
- Dow Chemical Co. v. Halliburton Oil Well Cementing Co.Supreme Court of the United States · 1945
- General Electric Co. v. Jewel Incandescent Lamp Co.Supreme Court of the United States · 1945
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3Cited by4 opinions
- Indiana General Corp. v. Krystinel Corp.Court of Appeals for the Second Circuit · 1970
- Joseph P. Ruth v. Utah Construction & Mining Co.Court of Appeals for the Tenth Circuit · 1965
- Indiana General Corporation, a Corporation v. Krystinel Corporation, a CorporationCourt of Appeals for the Second Circuit · 1970
- B & S Screw Products Co. v. Cleveland Metal Stamping Co.District Court, N.D. Ohio · 1964