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Prior Art-Based Invalidity Analysis May Be Possible for Indefinite Claim

Addressing a decision by the US Patent and Trademark Office’s Patent Trial and Appeal Board (Board) declining to find certain claims unpatentable because they contained means-plus-function elements without any corresponding...more

Extrinsic Evidence Not Required to Overcome Means-Plus-Function Interpretation

Addressing construction of claims including means-plus-function claim elements, the US Court of Appeals for the Federal Circuit overturned an International Trade Commission (ITC) plain and ordinary meaning construction in...more

“Mechanism” Claim Term Found to Be an Indefinite Means-Plus-Function Element - Media Rights Techs. v. Capital One Financial Corp.

Addressing whether a claim term was a means-plus-function term under the pre-America Invents Act (AIA) 35 U.S.C. § 112 ¶ 6, the U.S. Court of Appeals for the Federal Circuit construed the disputed term as a...more

No En Banc Review of Panel Decision Vacating a Civil Contempt Remedye - Plus, Inc. v. Lawson Software, Inc.

Addressing the issue of contempt for violation of a non-final injunction, a divided U.S. Court of Appeals for the Federal Circuit declined to rehear en banc a panel decision that vacated a civil contempt holding for violation...more

Only Basic Functions of a Processor Avoid Need for Disclosed Algorithm - EON Corp. IP Holdings LLC v. AT&T Mobility LLC

Addressing the question of what corresponding structure must be disclosed to support a means-plus-function claim element, the U.S. Court of Appeals for the Federal Circuit upheld a district court finding that eight...more

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