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ROSEMOUNT INC. v. BECKMAN INSTRUMENTS, INC.

No. CV 78-2616-LEW(Mx).

569 F.Supp. 934 (1983)

ROSEMOUNT INC., Plaintiff, v. BECKMAN INSTRUMENTS, INC., Defendant.

United States District Court, C.D. California.

February 1, 1983.

Attorney(s) appearing for the Case

John F. Flannery, Fitch, Even, Tabin, Flannery & Welsh, Chicago, Ill., for plaintiff.

Walton Eugene Tinsley, Harris, Kern, Wallen & Tinsley, Los Angeles, Cal., for defendant.

MEMORANDUM OF DECISION

LAUGHLIN E. WATERS, District Judge.

This is a patent infringement action. The parties are: Rosemount Inc. (Rosemount), plaintiff, and Beckman Instruments, Inc. (Beckman), defendant. Rosemount, the holder of Patent No. 3,440,525 (Cardeiro Patent), charges that the Cardeiro Patent is valid, and Beckman has infringed the patent. Beckman responded by counterclaiming for a declaratory judgment that the Cardeiro Patent is invalid and not...

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