Environmental Designs, Ltd. And the Trentham Corporation v. Union Oil Company of California and Ralph M. Parsons Co.

U.S. Court of Appeals, Federal Circuit · Decided 1983-07-25

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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…

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