AMERICAN AIR FILTER CO. v. CONTINENTAL AIR FILTERS, INC.

No. 15725.

347 F.2d 931 (1965)

AMERICAN AIR FILTER COMPANY, Inc., Plaintiff-Appellant, v. CONTINENTAL AIR FILTERS, INC., Defendant-Appellee.

United States Court of Appeals Sixth Circuit.

June 25, 1965.


Attorney(s) appearing for the Case

Robert E. Isner, New York City, Squire R. Ogden, John T. Ballantine, Ogden, Robertson & Marshall, Louisville, Ky., on brief; W. D. Keith, Keith, Isner, DesMarais & Chandler, New York City, Edward C. Arenz, Louisville, Ky., on brief, for appellant.

Carl F. Schaffer, Toledo, Ohio, John Marshall, Jr., Samuel R. Wells, Marshall, Cochran, Heyburn & Wells, Louisville, Ky., on brief; William E. Sherwood, Lexington, Ky., Henry K. Leonard, Owen & Owen, Toledo, Ohio, of counsel, for appellee.

Before CECIL and O'SULLIVAN, Circuit Judges, and KENT, District Judge.


O'SULLIVAN, Circuit Judge.

This appeal asks reversal of a judgment holding invalid U. S. Patent No. 2,807,330, owned by plaintiff-appellant American Air Filter Company, Inc. as assignee of the alleged inventor, Richard D. Rivers. Plaintiff American brought this action charging infringement of the patent against defendant-appellee Continental Air Filters, Inc., in the United States District Court for the Western District of Kentucky. The District Judge, having heard...

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