News & Analysis as of

Inter Partes Review (IPR) Proceeding Obviousness CAFC

A&O Shearman

Federal Circuit Affirms Patent Trial And Appeal Board Decision, Finding Claims Of Patents Covering CRISPR Guide RNA Technology As...

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On June 11, 2025, the United States Court of Appeals for the Federal Circuit affirmed the Patent Trial and Appeal Board (PTAB) decision invalidating two patents owned by Agilent Technologies. The patents at issue, U.S. Patent...more

WilmerHale

Federal Circuit Patent Watch: An Enabling Anticipatory Prior Art Reference Need Only Enable a Single Embodiment of the Claim

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Precedential and Key Federal Circuit Opinions - ALNYLAM PHARMACEUTICALS, INC. v. MODERNA, INC. [OPINION] (2023-2357, 06/04/2025) (Taranto, Chen, Hughes) - Taranto, J. The Court affirmed the district court’s claim...more

McDonnell Boehnen Hulbert & Berghoff LLP

Agilent Technologies, Inc. v. Synthego Corp. (Fed. Cir. 2025)

An argument could be made that one of the most significant Supreme Court decisions in U.S. patent law in the last thirty years was Dickinson v. Zurko.  In that case the Court held that the Federal Circuit was bound by the...more

Irwin IP LLP

Seeing Double?  Similar Claim Terms Could Be Trouble  

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When prosecuting a patent with similar language across various claims make sure your claim terms have different meanings, otherwise, during litigation you may lose the strategic opportunity to keep some claims valid if others...more

Jones Day

Federal Circuit: Plans for Future Activity Created a Substantial Risk of Future Infringement

Jones Day on

Restem filed a petition for inter partes review of U.S. Patent No. 9,803,176, directed to stem cells obtained from umbilical cord tissue and isolated through a two-step process to create a specific cell marker expression...more

McDermott Will & Emery

X-Ray Vision: Court Sees Through Implicit Claim Construction

The US Court of Appeals for the Federal Circuit reversed the Patent Trial & Appeal Board’s final determination that challenged patent claims were not unpatentable, finding that the Board’s decision relied on an erroneous...more

A&O Shearman

Federal Circuit Rejects PTAB’s Implicit And Incorrect Claim Construction Of “Between 1 And 10”

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On May 23, 2025, the United States Court of Appeals for the Federal Circuit (“CAFC”) issued a precedential opinion reversing a final written decision from the U.S. Patent Trial and Appeal Board (“PTAB”) finding the challenged...more

WilmerHale

Federal Circuit Patent Watch: En Banc Federal Circuit Finds Lump Sum Settlement Licenses Insufficient to Support $X Royalty Rate...

WilmerHale on

Precedential and Key Federal Circuit Opinions - ECOFACTOR, INC. v. GOOGLE LLC [OPINION] (2023-1101, 5/21/2025) (Lourie, Dyk, Prost, Reyna, Taranto, Chen, Hughes, Stoll, Stark) - Moore, C.J. The en banc Court reversed...more

Sheppard Mullin Richter & Hampton LLP

Undetectable Amount of Magnification IS Magnification

This Federal Circuit Opinion analyzes invalidity based on anticipation and obviousness, more specifically based on implicit claim construction of the claim limitation and inherent disclosures....more

Sheppard Mullin Richter & Hampton LLP

Federal Circuit Provides Clarity on Use of Applicant Admitted Prior Art (“AAPA”) in IPRs

Qualcomm Incorporated v. Apple Inc., No. 23-1208 (Fed. Cir. 2025)—On April 23, 2025, the Federal Circuit reversed the Patent Trial and Appeal Board’s finding that claims of Qualcomm’s U.S. Patent No. 8,063,674 (“the ’674...more

A&O Shearman

The CAFC Holds That IPR Estoppel Does Not Shield Patentees From System Prior Art

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On May 7, 2025, the U.S. Court of Appeals for the Federal Circuit (“CAFC”) affirmed a decision by the U.S. District Court for the District of Delaware (“district court”) that found claims of two IOENGINE, LLC (“IOENGINE”)...more

Venable LLP

Federal Circuit Interprets IPR Estoppel Under 35 U.S.C. § 315(e)(2) to Permit at Trial Invalidity Theories Based on Prior Use or...

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On May 7, 2025, the Federal Circuit issued a decision in Ingenico, Inc. v. IOENGINE, LLC, effectively holding that 35 U.S.C. § 315(e)(2) estoppel cannot preclude an IPR petitioner from advancing in a district court trial an...more

Sterne, Kessler, Goldstein & Fox P.L.L.C.

2024 Design Patents Year in Review: Analysis & Trends

As we predicted in our 2023 report, 2024 was a banner year for design rights in the U.S. and elsewhere. In last year’s report, we noted that the U.S. Court of Appeals for the Federal Circuit (CAFC) agreed to consider en banc...more

Rothwell, Figg, Ernst & Manbeck, P.C.

Mixed Result in M&K Holdings v. Samsung Electronics: Federal Circuit Finds Anticipation not Necessarily Inherent in Obviousness...

Earlier this month, in the precedential decision M & K Holdings v. Samsung Electronics Co., the Court of Appeals for the Federal Circuit (“the CAFC”) upheld the Patent Trial and Appeal Board (“the Board”) in finding certain...more

Mintz - Intellectual Property Viewpoints

Fox Factory v. SRAM – According to CAFC, No Presumption of Nexus for Bicycle Chainring Patents; IPR Decision Reversed and Remanded

On December 18, 2019, the United States Court of Appeals for the Federal Circuit, in Fox Factory v. SRAM, Nos. 2018-2024 and 2018-2025, reversed the Board’s Final Written Decision in a pair of inter partes reviews (“IPRs”)...more

Foley & Lardner LLP

CAFC Finds Harmless Error in USPTO Reliance On Doctrine of Inherency

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In Southwire Co. v. Cerro Wire LLC, the Federal Circuit upheld the USPTO decision rendered in an inter partes reexamination proceeding that found Southwire’s patent invalid as obvious. Although the court found that the USPTO...more

Foley & Lardner LLP

Magnum Offers New Path for Challenging AIA Decisions: Burden of Production

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On July 25, 2016, the Court of Appeals for the Federal Circuit (CAFC) held in In re Magnum Oil Tools International (Newman, O’Malley & Chen) that the burden of production to show unobviousness does not shift to a patent owner...more

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