GEORGE R. CHURCHILL COMPANY v. AMERICAN BUFF CO.

No. 15160.

365 F.2d 129 (1966)

GEORGE R. CHURCHILL COMPANY, Inc., Plaintiff-Appellant, v. AMERICAN BUFF COMPANY, Automatic Buff Co., Inc., Duluth Buff Co., Inc., and Speedway Buff Co., Inc., Defendants-Appellees.

United States Court of Appeals Seventh Circuit.

July 13, 1966.


Attorney(s) appearing for the Case

Harry W. F. Glemser, Washington, D. C., Robert R. Churchill, Boston, Mass., George N. Hibben, Chicago, Ill., for appellant.

Theodore W. Anderson, Jr., Sidney Neuman, Joseph P. Calabrese, Chicago, Ill., for appellees.

Before MAJOR, Senior Circuit Judge, and KNOCH and CASTLE, Circuit Judges.


CASTLE, Circuit Judge.

George R. Churchill Company, Inc., plaintiff-appellant, the owner of Churchill U.S. Patent No. 2,724,937, relating to a buffing wheel brought this suit in the the District Court against American Buff Company; Automatic Buff Co., Inc.; Duluth Buff Co., Inc.; and Speedway Buff Co., Inc., defendants-appellees, charging infringement of Claims 1, 2 and 4 of the patent. The defendants in a joint answer and counterclaim for declaratory judgment asserted...

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