UNITED STATES COURT OF APPEALS FOR THE FEDERAL CIRCUIT
Decided: July 27, 1988.
STRUCTURAL RUBBER PRODUCTS CO., APPELLEE,
PARK RUBBER CO. AND INTERNATIONAL METALS AND MACHINES, INC., APPELLANTS
Park Rubber Co. and International Metals and Machines, Inc. (collectively Park) appeal the final judgment of the United States District Court for the Northern District of Illinois, Eastern Division, No. 79 C 1223 (Sept. 30, 1987), holding Park liable for infringement of United States Patent Nos. 3,843,051 and 4,117,977 ('051 and '977 patents, respectively), owned by Structural Rubber Products Co. We affirm the judgment in all respects.
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