U.S. Illinois, and Missouri v. Allied Waste Industries, Inc.
States of Missouri and Illinois joined in United States Department of Justice action to enjoin acquisition or to remedy anticompetitive effects from proposed acquisition by waste hauler.
In the Matter of Schnucks Markets, Inc.
States reached settlement agreement with retail seller of food and grocery store products requiring specified divestitures in concentrated markets; subsequent settlement agreement reached resolving allegation of violation of divestiture agreement
Connecticut v. Mylan Laboratories, Inc. (In re Lorazepam & Clorazepate Antitrust Litigation), MDL No. 1290 (D.D.C. June 15, 2000) 205 F.R.D. 369 (D.D.C. 2002); No. 98 CV 3115 (D.D.C. 2000) – complaint
Plaintiff States alleged that Mylan Laboratories, Inc.(Mylan) and other drug companies entered into illegal agreements to monopolize the market for certain generic anti-anxiety drugs.
New York v. Microsoft Corp., 97 F. Supp. 2d 59 (D.D.C. 2000)
U.S. Department of Justice and the Plaintiff States alleged that the Defendant, Microsoft Corporation violated State and Federal law by maintaining a monopoly in the market for Intel-compatible personal computer operating systems and by illegally tying its Windows operating system to its Internet Explorer browser.
U.S. v. First Data Corporation and Concord EFS, Inc., 1:03CV02169 (D.D.C. filed 10/23/03)
The U.S. Department of Justice (DOJ) and Plaintiff States sought to enjoin the merger between First Data Corporation (First Data) and Concord EFS, Inc. (Concord), alleging that the merger would substantially lessen competition in the financial services market.
New York v. Keds Corporation, 1994 WL 97201, 1994-1 Trade Cas. (CCH) ¶ 70,549 (S.D.N.Y.1994)
Plaintiff States sought damages and injunctive relief, alleging that Keds Corporation (Keds) conspired with its dealers to set minimum retail prices for which the dealers could sell their products.
U.S. and Seven States v. Thomson Corp., No. 96-1415 (D.D.C. 1996).
The United States along with Plaintiff States sought to enjoin the merger between the Thomson Corporation (Thomson) and West Publishing Company (West), arguing that the merger would significantly impair competition among law resource publishing companies.
U.S. v. Cargill Inc., No. 6:97-CV-6161 (W.D.N.Y. July 22, 1997)
The U.S. and Plaintiff States sought to enjoin Akzo and Cargill, Inc. (Cargill) from consummating their merger, arguing that the merger would substantially reduce competition in the mining and sale of salt products.
U.S. v. Sony Corporation of America, 1998 U.S. Dist. LEXIS 20815, 2000-1 Trade Cas. (CCH) 72,787 (S.D.N.Y. 1998)
U.S. and the States sought to enjoin Loews Theatres, Inc. (Loews) and Cineplex from consummating their merger, arguing that the merger would significantly impair competition in first screening movie theaters.
Texas v. Zeneca, 1997 U.S. Dist. LEXIS 13153 (N.D. Tex. 1997)
States sought an injunction and monetary damages from Zeneca, Inc. (Zeneca), alleging that the company conspired with distributors of its crop protection chemicals to maintain the resale price of the chemicals.

