SQUARE D CO. v. E.I. ELECTRONICS, INC.

No. 06 C 5079.

685 F.Supp.2d 864 (2010)

SQUARE D COMPANY, Power Measurement, Inc., and Power Measurement, Ltd., Plaintiffs v. E.I. ELECTRONICS, INC., and Inc., E.I. Electronics, LLC, Defendants.

United States District Court, N.D. Illinois, Eastern Division.

February 9, 2010.


Attorney(s) appearing for the Case

Allan J. Sternstein, Renee Lynn Zipprich, Steven Mcmahon Zeller, Dykema Gossett PLLC, Chicago, IL, Kareem M. Irfan, Palatine, IL, for Plaintiffs.

Bradford P. Lyerla, Jeffrey H. Dean, Benjamin T. Horton, Jeremy David Protas, Julianne Marie Hartzell, Scott A. Sanderson, Thomas L. Duston, Marshall, Gerstein & Borun, LLP, Chicago, IL, for Defendants.


MEMORANDUM OPINION AND ORDER

ARLANDER KEYS, United States Magistrate Judge.

In this patent infringement suit, Square D Company has sued E.I. Electronics, alleging that several of its products infringe various patents held by Square D. All told, in its complaint, Square D claimed infringement of 11 different patents: U.S. Patent No. 7,006,934 (the '934 Patent); U.S. Patent No. 6,983,211 (the '211...

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