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CENTRAK, INC. v. SONITOR TECHNOLOGIES, INC.

2017-2510.

915 F.3d 1360 (2019)

CENTRAK, INC., Plaintiff-Appellant v. SONITOR TECHNOLOGIES, INC., Defendant-Appellee

United States Court of Appeals, Federal Circuit.

Decided: February 14, 2019.

Attorney(s) appearing for the Case

Jeffrey I. Kaplan , Kaplan, Breyer, Schwarz, LLP, Matawan, NJ, argued for plaintiff-appellant. Also represented by Joseph W. Bain , Shutts & Bowen LLP, West Palm Beach, FL.

Jack B. Blumenfeld , Morris, Nichols, Arsht & Tunnell LLP, Wilmington, DE, argued for defendant-appellee. Also represented by Jennifer Ying .

Before Reyna, Taranto, and Chen, Circuit Judges.

CenTrak, Inc. sued Sonitor Technologies, Inc. for alleged infringement of U.S. Patent No. 8,604,909 ('909 patent), which claims systems for locating and identifying portable devices using ultrasonic base stations. The district court granted Sonitor's motions for summary judgment that claims 1, 7, 8, 16, 18, 21, 22, and 26 are...

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