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MICROSOFT CORP. v. PROXYCONN, INC.

Nos. 2014-1542, 2014-1543.

789 F.3d 1292 (2015)

MICROSOFT CORPORATION, Appellant v. PROXYCONN, INC., Cross-Appellant v. Michelle K. Lee, Director, U.S. Patent and Trademark Office, Intervenor.

United States Court of Appeals, Federal Circuit.

June 16, 2015.

Attorney(s) appearing for the Case

John D. Vandenberg , Klarquist Sparkman, LLP, Portland, OR, argued for appellant. Also represented by Stephen J. Joncus , Carla Todenhagen.

Bryan K. Wheelock , Harness, Dickey & Pierce, PLC, St. Louis, MO, argued for cross-appellant. Also represented by Matthew L. Cutler.

Nathan K. Kelly , United States Patent and Trademark Office, Office of the Solicitor, Alexandria, VA, for intervenor. Also represented by Robert J. McManus , Scott Weidenfeller.

Before PROST, Chief Judge, LOURIE, Circuit Judge, and GILSTRAP, District Judge.

This appeal arises from the inter partes review ("IPR") of U.S. Patent No. 6,757,717 ("'717 patent") owned by Proxyconn, Inc. ("Proxyconn"). The United States Patent and Trademark Office, Patent Trial and Appeal Board ("Board") concluded that all of the challenged claims except claim 24 were unpatentable as anticipated under...

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