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KOPPERS CO., INC. v. S&S CORRUGATED PAPER MACH. CO., INC.

No. 108, Docket 74-1496.

517 F.2d 1182 (1975)

KOPPERS COMPANY, INC., and Universal Corrugated Box Machinery Corporation, Plaintiffs-Appellees, v. S&S CORRUGATED PAPER MACHINERY CO., INC., Defendant-Appellant.

United States Court of Appeals, Second Circuit.

Decided May 1, 1975.

Attorney(s) appearing for the Case

Jerome M. Berliner, New York City (Ostrolenk, Faber, Gerb & Soffen and Robert C. Faber, New York City, on the brief), for defendant-appellant.

Douglas W. Wyatt, New York City (Wyatt, Gerber & Shoup, Olin E. Williams, Pittsburgh, Pa., and Boyce C. Dent, Baltimore, Md., of counsel), for plaintiffs-appellees.

Before WATERMAN, FRIENDLY and GURFEIN, Circuit Judges.

GURFEIN, Circuit Judge:

The questions raised on this appeal are (1) the validity of United States Letters Patent No. 2,988,236, issued June 13, 1961 for an invention now used in the corrugated box manufacturing industry, called a "Blank Stacking, Straightening and Delivery Device," to A. F. Shields [the Shields Patent] and assigned to appellant S&S Corrugated Paper Machinery Co., Inc. ("S&S"), and (2) alleged infringement of Claim One of the Shields Patent...

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