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TYLER REFRIGERATION v. KYSOR INDUS. CORP.

Appeal No. 85-1872.

777 F.2d 687 (1985)

TYLER REFRIGERATION, Appellant, v. KYSOR INDUSTRIAL CORPORATION, Appellee.

United States Court of Appeals, Federal Circuit.

November 15, 1985.

Attorney(s) appearing for the Case

William F. Dudine, Jr., of Darby & Darby, New York City, argued for appellant. With him on brief was Maxim H. Waldbaum, New York City.

Steven J. Rothschild, of Skadden, Arps, Slate, Meagher and Flom, Wilmington, Del., argued for appellee. With him on brief was Edward P. Welch, Wilmington, Del. Also on brief, of counsel, were David W. Crooks, of Kysor Indus. Corp., Cadillac, Mich., and Richard C. Cooper, of Price, Heneveld, Huizenga and Cooper, Grand Rapids, Mich.

Before MARKEY, Chief Judge, and DAVIS and BISSELL, Circuit Judges.

DAVIS, Circuit Judge.

Tyler Refrigeration Corporation (Tyler) appeals from the judgment of the United States District Court for the District of Delaware holding invalid Patent Nos. 4,144,720 (the '720 patent), 4,207,747 (the '747 patent) and 4,283,922 (the '922 patent) (collectively called "the Subera patents")1 and finding infringement by Tyler of claims 3 and 6 of U.S. Patent No. 4,026,121 (the Aokage patent), owned by appellee Kysor...

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