Legal Opinion
Environmental Designs, Ltd. And the Trentham Corporation v. Union Oil Company of California and Ralph M. Parsons Co.
Court of Appeals for the Federal Circuit
Decided July 25, 1983No. Appeal 83-554PublishedCited by 221 opinions
1Opinion of the Court
MARKEY, Chief Judge.
Appeal from a judgment of the District Court for the Central District of California holding claims 1-8 and 12 valid and infringed. We affirm.
Background
In early 1975, Trentham Corporation (Trentham), the sole general partner of Environmental Designs, Ltd. (Environmental), announced the construction of an effluent gas treating plant using the Trencor process. On March 22, 1976, Environmental sought a declaratory judgment that U.S. Patent 3,752,877 (’877) for an effluent gas treating process known as the Beavon process, owned by Ralph M. Parsons Co. (Parsons) and licensed…
2Cases cited10 opinions
- Graham v. John Deere Co. of Kansas CitySupreme Court of the United States · 1966
- United States v. AdamsSupreme Court of the United States · 1966
- Continental Paper Bag Co. v. Eastern Paper Bag Co.Supreme Court of the United States · 1908
- Smith v. SnowSupreme Court of the United States · 1935
- Frederick H. Norton v. Lawrence E. CurtissCourt of Customs and Patent Appeals · 1971
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3Cited by221 opinions
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- Ethicon, Inc. v. Donald J. Quigg, Commissioner of Patents & Trademarks and the United States Patent & Trademark OfficeCourt of Appeals for the Federal Circuit · 1988
- Litton Industrial Products, Inc., Appellant/cross-Appellee v. Solid State Systems Corp., Appellee/cross-AppellantCourt of Appeals for the Federal Circuit · 1985
216 more not listed; retrieve them via the Exa API.