ENGEL INDUSTRIES, INC. v. LOCKFORMER CO.

No. 95-1182.

96 F.3d 1398 (1996)

ENGEL INDUSTRIES, INC., Plaintiff-Appellant, v. The LOCKFORMER COMPANY, Iowa Precision Industries, Inc. and Met-Coil Systems Corp., Defendants-Appellees.

United States Court of Appeals, Federal Circuit.

Rehearing Denied October 22, 1996.


Attorney(s) appearing for the Case

Melvin L. Moser, Gorr, Moser, Dell & Loughney, Pittsburgh, Pennsylvania, argued, for plaintiff-appellant. With him on brief was Jerome A. Gross, Jerome A. Gross & Associates, St. Louis, Missouri.

Clarence J. Fleming, Jones, Day, Reavis & Pogue, Chicago, Illinois, argued, for defendants-appellees.

Before RICH, MAYER, and BRYSON, Circuit Judges.


RICH, Circuit Judge.

Engel Industries, Inc. (Engel) appeals from a judgment of the U.S. District Court for the Eastern District of Missouri holding that Engel's Transverse Duct Flange (TDF) system infringes Met-Coil Systems Corporation's (Met-Coil's) U.S. Patent No. 4,466,641 ('641 patent) under the doctrine of equivalents and that Engel must continue to make royalty payments to Met-Coil under the license agreement between Engel and Met-Coil, which the district court...

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