ALLVOICE COMPUTING PLC v. NUANCE COMMUNICATIONS

No. 2006-1440.

504 F.3d 1236 (2007)

ALLVOICE COMPUTING PLC, Plaintiff-Appellant, v. NUANCE COMMUNICATIONS, INC. (formerly known as ScanSoft, Inc.), Defendant-Appellee.

United States Court of Appeals, Federal Circuit.

October 12, 2007.


Attorney(s) appearing for the Case

James E. Gaylord, Adams and Reese LLP, of Nashville, TN, argued for plaintiff-appellant. With him on the brief were Peter A. McLauchlan, and Chris P. Perque, of Houston, TX.

Lawrence K. Kolodney, Fish & Richardson P.C., of Boston, MA, argued for defendant-appellee. With him on the brief was Jolynn M. Lussier.

Before NEWMAN, RADER, and GAJARSA, Circuit Judges.


RADER, Circuit Judge.

On summary judgment, the United States District Court for the Southern District of Texas held AllVoice Computing PLC's ("AllVoice's") U.S. Patent No. 5,799,273 ("the '273 patent") invalid because claims 60, 61, and 67 were indefinite under 35 U.S.C. § 112 ¶ 2 and because the patent specification did not disclose the best mode of practicing claim 73. AllVoice Computing PLC v. Nuance Commc'ns, Inc., H-02-4471 (S.D.Tex. Feb. 22...

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