Intellectual Property Case Summaries

[07/24] Bd. of Regents of the Univ. of Texas Sys. v. BENQ Am. Corp.
In an infringement suit over a patent on a system for recognizing words entered on a standard touch-tone telephone keypad, summary judgment for defendants is affirmed where: 1) the district court properly construed claim terms involving "syllabic elements"; and 2) based on those constructions, no genuine issues of material fact existed on the question of infringement.

[07/21] Eisai Co. Ltd. v. Dr. Reddy's Lab., Ltd.
In a patent case involving a class of drugs known as proton pump inhibitors, summary judgment for plaintiff ruling that its patent was enforceable is affirmed where defendants failed to present sufficient evidence to establish that: 1) the patent in dispute was invalid for obviousness; or 2) plaintiffs had engaged in inequitable conduct by attempting to deceive the Patent Office.

[07/16] Serdarevic v. Advanced Med. Optics, Inc.
In a suit seeking correction of inventorship and raising state law claims for unjust enrichment and fraud, summary judgment for defendants is affirmed where: 1) the presumption of laches applied since plaintiff delayed more than six years after she knew of the issuance of the patents; 2) plaintiff failed to rebut the presumption of laches; 3) plaintiff failed to identify conduct that gave rise to an unclean hands defense; 4) unjust enrichment claims failed as defendants had assigned the patents more than six years before plaintiff's complaint; 5) claims for fraud were time barred; and 6) there was no abuse of discretion in denying plaintiff's Rule 56(f) motion.

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