REINKE MFG. CO., INC. v. SIDNEY MFG. CORP.

Nos. 78-1341, 78-1301.

594 F.2d 644 (1979)

REINKE MANUFACTURING COMPANY, INC., Appellant-Cross-Appellee, v. SIDNEY MANUFACTURING CORPORATION, Appellee-Cross-Appellant.

United States Court of Appeals, Eighth Circuit.

Decided February 26, 1979.


Attorney(s) appearing for the Case

Carter H. Kokjer (argued), of Lowe, Kokjer, Kircher, Wharton & Bosman, Kansas City, Mo., and William P. Mueller, of McGinley, Lane, Mueller, Shanahan, McQuillan & Gale, Ogallala, Neb., on brief, for Reinke Mfg. Co., Inc.

Dennis L. Thomte, of Zarley, McKee, Thomte, Voorhees & Sease, Omaha, Neb., argued and on brief, for Sidney Mfg. Co.

Before STEPHENSON, HENLEY and McMILLIAN, Circuit Judges.


STEPHENSON, Circuit Judge.

This case involves two patents, No. 3608826 ('826) and No. 3750953 ('953), on a circular irrigation system known as the Electrogator. Plaintiff-appellant Reinke Manufacturing Company, the assignee of the patents, primarily appeals from the trial court's1 determination that the patents are invalid for reasons of obviousness. Defendant-appellee Sidney Manufacturing Corporation, the alleged infringer of the patents...

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