Goodyear Tire & Rubber Co., Inc. v. Ray-O-Vac Co.,
321 U.S. 275 (1944)

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U.S. Supreme Court

Goodyear Tire & Rubber Co., Inc. v. Ray-O-Vac Co., 321 U.S. 275 (1944)

Goodyear Tire & Rubber Co., Inc. v. Ray-O-Vac Co.

No. 262

Argued February 2, 3, 1944

Decided February 28, 1944

321 U.S. 275


1. Concurrent findings of the District Court and the Circuit Court of Appeals in a patent infringement suit will not be set aside unless clearly erroneous. P. 321 U. S. 278.

2. Anthony Patent No. 2,19,423, Claims 1, 2 and 3, for a leakproof dry cell for a flashlight battery, held valid and infringed. P. 321 U. S. 278.

3. Defenses based on insufficiency of description of the invention and on file-wrapper estoppel are not supported by the evidence. P. 321 U. S. 279.

136 F.2d 159 affirmed.

Certiorari, 320 U.S. 727, to review the affirmance of a decree for the plaintiff (45 F.Supp. 927) in a suit for infringement of a patent.

Page 321 U. S. 276

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