Legal Opinion
Chicago Mercantile Exchange, Inc. v. Technology Research Group, LLC
District Court, N.D. Illinois
Decided June 6, 2011No. 09 C 3895PublishedCited by 1 opinion
1Opinion of the Court
MEMORANDUM OPINION AND ORDER
RUBEN CASTILLO, District Judge.
Chicago Mercantile Exchange, Inc. (“CMEI”) and the Board of Trade of the City of Chicago (“CBOT”) (collectively, “Plaintiffs”) filed this patent action against Technology Research Group, LLC (“TRG”), seeking declaratory judgment pursuant to the Declaratory Judgment Act, 28 U.S.C. § 2201 et seq. (R. 121, Second Am. Compl.) Specifically, Plaintiffs seek a declaration that United States Patent No. 5,963,923 (“'923 patent”) is invalid and unenforceable. (Id. ¶¶ 37-88.) Additionally, Plaintiffs seek a declaration that they have not…
2Cases cited18 opinions
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- Catalina Marketing International, Inc. v. coolsavings.com, Inc.Court of Appeals for the Federal Circuit · 2002
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3Cited by1 opinion
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