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TRANSCO PRODUCTS v. PERFORMANCE CONTRACTING

No. 89 C 8001.

792 F.Supp. 594 (1992)

TRANSCO PRODUCTS INC., Plaintiff, v. PERFORMANCE CONTRACTING, INC. and Performance Contracting Group, Inc., Defendants.

United States District Court, N.D. Illinois, E.D.

May 12, 1992.

Attorney(s) appearing for the Case

Robert E. Wagner, Roger H. Stein, Richard C. Himelhoch, Wallenstein Wagner & Hattis, Chicago, Ill., for plaintiff.

John S. McCambridge, Charles S. Bergen, Darrell J. Graham, Grippe & Elden, Chicago, for defendants.

MEMORANDUM OPINION AND ORDER

SHADUR, District Judge.

In this patent infringement action, Transco Products Inc. ("Transco") sues Performance Contracting, Inc. and Performance Contracting Group, Inc. (collectively "Performance Contracting," treated as a singular noun), seeking a declaratory judgment of invalidity, noninfringement and unenforceability of United States Patent No. 4,009,735 (the "Pinsky patent") owned by Performance Contracting, and also charging...

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