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MET-COIL SYSTEMS CORP. v. KORNERS UNLIMITED, INC.

Appeal No. 86-999.

803 F.2d 684 (1986)

MET-COIL SYSTEMS CORPORATION, Appellant, v. KORNERS UNLIMITED, INC. and Ductmate Industries, Inc., Appellees.

United States Court of Appeals, Federal Circuit.

October 8, 1986.

Attorney(s) appearing for the Case

Clarence Fleming, McDougall, Hersh and Scott, Chicago, Ill., argued for appellant. With him on the brief was James P. Ryther.

Melvin L. Moser, Jr., Buchanan Ingersoll P.C., Pittsburgh, Pa., argued for appellees. With him on the brief were George Rajnovich, Jr. and John M. Adams.

Before NIES, Circuit Judge, NICHOLS, Senior Circuit Judge, and ARCHER, Circuit Judge.

NIES, Circuit Judge.

The determinative issue in this appeal is whether a patent owner's unrestricted sale of a machine useful only in practicing the claimed inventions presumptively carries with it an implied license under the patent. The United States District Court for the Western District of Pennsylvania decided that legal issue in the affirmative.1 We affirm.

I.

Met-Coil Systems Corp. is the assignee of U.S. Patent...

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