U.S. WATER SERVICES, INC. v. CHEMTREAT, INC.

No. 14-3057

794 F.3d 966 (2015)

U.S. WATER SERVICES, INC., Plaintiff-Appellant Global Process Technologies, Inc.; Roy Johnson, Defendants-Appellants v. CHEMTREAT, INC., Defendant-Appellee.

United States Court of Appeals, Eighth Circuit.

Filed: July 24, 2015.


Attorney(s) appearing for the Case

Bruce Howard Little , argued ( Christopher R. Sullivan , on the brief), Minneapolis, MN, for Plaintiff-Appellant.

David G. Mangum , argued ( Brandon J. Mark , Michael Raymond McCarthy, II , on the brief), Salt Lake City, UT, for Defendant-Appellee.

Before RILEY, Chief Judge, MURPHY and MELLOY, Circuit Judges.


In April 2011, while its patent application was pending with the United States Patent and Trademark Office (USPTO), U.S. Water Services, Inc. sued its competitor, ChemTreat, Inc. for misappropriation of trade secrets. On October 18, 2011, the USPTO issued U.S. Patent No. 8,039,244 ('244 patent). Three days before U.S. Water and...

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