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REGISTRATION CONTROL SYSTEMS v. COMPUSYSTEMS, INC.

No. 90-1213.

922 F.2d 805 (1990)

REGISTRATION CONTROL SYSTEMS, INC., Appellant, v. COMPUSYSTEMS, INC., Appellee.

United States Court of Appeals, Federal Circuit.

December 20, 1990.

Attorney(s) appearing for the Case

Harold E. Wurst, Nilsson, Robbins, Dalgarn, Berliner, Carson & Wurst, Los Angeles, Cal., argued, for appellant. With him on the brief was Jai Ho Rho, Los Angeles, Cal.

Charles G. Call, Allegretti & Witcoff, Ltd., Boston, Mass., argued, for appellee. Bradley J. Hulbert, Allegretti & Witcoff, Ltd., Chicago, Ill., of counsel.

Before ARCHER, PLAGER and CLEVENGER, Circuit Judges.

CLEVENGER, Circuit Judge.

Registration Control Systems, Inc. ("Registration"), appeals the summary judgment declaring the claims of U.S. Patent No. 4,233,661 ("661") invalid for obviousness. Registration Control Sys., Inc. v. Compusystems, Inc., No. 83-C-3516, 1988 WL 112224 (N.D.Ill. Jan. 20, 1990). We vacate and remand for factual determinations on a jurisdictional issue.

I

Registration, the assignee of the patent-in-suit, filed a complaint...

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