Beware Indefiniteness under Williamson and 35 U.S.C. §112(f)

Functional patent claim language not only justified an Examiner’s indefiniteness rejections under 35 USC § 112(b), but also justified a new ground of indefiniteness rejection in In re Xie, Ex parte Appeal 2017-000540, Applicati… Read More

This Patent-Eligibility Decision Could Have Gone Either Way

Providing a common data format for “out-of-band network management” is patent-eligible, said a court in denying a motion to dismiss under FRCP 12 and 35 U.S.C. § 101.  Avocent Huntsville LLC v. ZPE Systems, Inc., No. 3:17-cv… Read More

Written Description Required to Claim Priority from a PCT

The Federal Circuit has clarified what written description is sufficient for a PCT application to qualify as a priority document for a U.S. Patent application. In Hologic, Inc. v. Smith & Nephew, Inc., No. 2017-1389 (Fed. Cir.… Read More

“Minimal Redundancy” Makes Patent Claim Indefinite under § 112

The phrase “minimal redundancy” in a patent claim was indefinite under 35 USC § 112 where the patent specification inconsistently described levels of redundancy achieved by its system.  Berkheimer v. HP, Inc., No. 2017-1437… Read More

Written Description Inapplicable to Doctrine of Equivalents

The written description requirement does not extend to equivalents asserted under the doctrine of equivalents, according to a recent order in the District of Delaware. The district judge in Sprint v. Cox resolved dueling summary… Read More

Strategies for Functional Patent Claims

The Federal Circuit’s decision to weaken the presumption against interpreting patent claims under 35 U.S.C. § 112(f) (or 112, sixth paragraph), in Williamson v. Citrix Online, LLC, in 2015, highlighted the challenges that funct… Read More

PTAB: Filled May Be Indefinite, Unfilled Is Adequately Described

Tinnus Enterprises, LLC (“Tinnus”), owner of U.S. Patent No. 9,527,612 B2 (“the ‘612 patent”) recently suffered a setback when the U.S. Patent Trial and Appeal Board ordered institution of a post-grant review of the… Read More

Fed. Cir: Patent Claim Not Indefinite System/Method Hybrid

A patent claim directed to a system comprising multiple elements including a “CRM software application” that according to the claim “presents,” “receives,” and “generates” various data was not indefinite under 35 U… Read More

Knowledge of Skilled Artisan Can Beat Patent Indefiniteness

Knowledge of a person of skill in the art was recently used to revive claims that had earlier been found indefinite under 35 U.S.C. § 112.  Delaware District Court Judge Leonard P. Stark granted a motion for reargument on the is… Read More

“Virtually Free From Interference” Not Indefinite Claim Term

In a precedential and split decision, the Federal Circuit reversed the International Trade Commission and found patent claims reciting the term “virtually free from interference” not indefinite. One-E-Way, Inc., v. Internation… Read More

Upcoming Webinar

Charlie Bieneman will discuss recent developments in the law of patent-eligibility under 35 U.S.C. § 101, focusing on new USPTO guidance, and recent developments at the U.S. Court of Appeals for the Federal Circuit.  The presentation will conclude…Register

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