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LIBBEY-OWENS-FORD GLASS CO. v. CELANESE CORPORATION

No. 9144.

135 F.2d 138 (1943)

LIBBEY-OWENS-FORD GLASS CO. v. CELANESE CORPORATION OF AMERICA.

Circuit Court of Appeals, Sixth Circuit.

April 22, 1943.

Attorney(s) appearing for the Case

George I. Haight, of Chicago, Ill. (Edwin J. Marshall, of Toledo, Ohio, Arthur C. Beaumont, of Detroit, Mich., Marshall, Melhorn, Davies, Wall & Bloch, of Toledo, Ohio, and Whittemore, Hulbert & Belknap, of Detroit, Mich., on the brief), for appellant.

Drury W. Cooper, of New York City (Clifton V. Edwards, of New York City, and Williams, Eversman & Morgan, of Toledo, Ohio, on the brief), for appellee.

Before HICKS, MARTIN, and McALLISTER, Circuit Judges.

McALLISTER, Circuit Judge.

The Celanese Corporation of America sued for infringement of its patent on safety glass by the Libbey-Owens-Ford Glass Company, and was awarded a decree and injunction, from which the glass company appeals. For convenience, the parties will hereafter be referred to as plaintiff and defendant, the capacities in which they appeared before the trial court.

Defendant contends that the patent is void for want of novelty, invention, and...

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