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OLIVER UNITED FILTERS v. SILVER

Civ. A. No. 2613.

103 F.Supp. 935 (1952)

OLIVER UNITED FILTERS, Inc. v. SILVER.

United States District Court D. Colorado.

March 31, 1952.

Attorney(s) appearing for the Case

Pershing, Bosworth, Dick & Dawson and Winston S. Howard, all of Denver, Colo., and Mellin & Hanscom, Oscar A. Mellin, Leroy Hanscom, and Jack E. Hursh, all of San Francisco, Cal., for plaintiff.

Fairfield & Woods, James A. Woods, and Charles J. Beise, all of Denver, Colo., and Wilkinson, Huxley, Byron & Hume, Chicago, Ill., and W. A. McGrew, Denver, Colo., for defendant.

KNOUS, District Judge.

This is a patent infringement suit involving two patents owned by the defendant Silver covering a process and apparatus for continuous diffusion in the extraction of sugar from sugar beets. The suit was originally instituted by the plaintiff Oliver under the Declaratory Judgment Act, 28 U.S. C.A. §§ 2201, 2202, to test the validity of the Silver process patent No. 2,390,131, issued December 4, 1945, and the question as to whether such...

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