Lucent Technologies, Inc. v. Gateway, Inc.

Opinion for the court filed by Circuit Judge PROST. Opinion dissenting-in-part filed by Circuit Judge LOURIE.

This is a patent case pertaining to alleged infringement by Microsoft Corp. (“Microsoft”) and Dell Inc. (“Dell”) of two patents, U.S. Patent No. 5,649,131 (“the ’131 patent”) and U.S. Patent No. 4,701,954 (“the ’954 patent), owned by Lucent Technologies Inc. (“Lucent”). The United States District Court for the Southern District of California granted summary judgment of non-infringement of the ’131 patent, Lucent Techs., Inc. v. Gateway, Inc., Nos. 02-C-V-2060, 03-CV-0699, 03-CV-1108, 2007 WL 925359 (S.D. Cal. Mar. 8, 2007), and the ’954 patent, Lucent Techs., Inc. v. Gateway, Inc., Nos. 02-CV-2060, 03-CV-0699, 03-CV-1108, 2007 WL 925354 (S.D. Cal. Mar. 6, 2007). Lucent appeals the district court’s construction of the term “terminal device” in the ’131 patent and construction of the phrase “each successive iteration including the steps of” in the ’954 patent, and its finding of non-infringement based thereon.*fn1