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FOSTER CATHEAD COMPANY v. HASHA

No. 23541.

382 F.2d 761 (1967)

FOSTER CATHEAD COMPANY, Appellant, v. Malvern M. HASHA and International Tool Company, Inc., Appellees.

United States Court of Appeals Fifth Circuit.

Rehearing Denied October 11, 1967.

Attorney(s) appearing for the Case

Jefferson D. Giller, James F. Weiler, Dudley R. Dobie, Jr., Fulbright, Crooker, Freeman, Bates & Jaworski, Houston, Tex., Royal H. Brin, Jr., Strasburger, Price, Kelton, Martin & Unis, Dallas, Tex., for appellant.

Jack W. Hayden, Coke Wilson, Houston, Tex., John R. Feather, Dallas, Tex., for appellees.

Before BELL, GODBOLD and DYER, Circuit Judges.

DYER, Circuit Judge:

This is a suit for infringement of United States Patent No. 3,144,085, issued August 11, 1964, to Malvern M. Hasha, covering a "Power Spinner Unit for Well Swivels" (commonly known as a kelly spinner) a device used in connection with oil well drilling. Judgment on a jury verdict was entered for appellees1 holding claims 1, 2, 3, 4, 12, 13, 15, 16 and 17 of the patent valid...

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