News & Analysis as of

Inter Partes Review (IPR) Proceeding Prior Art Inherency

Proskauer - The Patent Playbook

Federal Circuit Affirms Stem Cell Product-by-Process Claims: Lessons in Claim Construction and Inherency from Restem LLV v. Jadi...

The Federal Circuit issued a precedential opinion on March 4, 2025, that serves as valuable guidance for product-by-process claims, particularly in the context of inherency in claim construction. In Restem, LLC v. Jadi Cell,...more

Knobbe Martens

Federal Circuit Review | March 2025

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Limits of Inherent Anticipation in Product-by-Process Claims - In Restem, LLC v. Jadi Cell, LLC, Appeal No. 23-2054, the Federal Circuit held that inherency in product-by-process claims requires the prior art to inevitably...more

Knobbe Martens

Federal Circuit Review - April 2019

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Just Because Something May Result From a Prior Art Teaching Does Not Make it Inherent in that Teaching - In Personal Web Technologies, LLC v. Apple, Inc., Appeal No. 2018-1599, the Federal Circuit clarified that the mere...more

McDermott Will & Emery

Back Up: No Inherency if Alternative Methods Achieve Same Result

McDermott Will & Emery on

On a second appeal from an inter partes review (IPR) proceeding, the US Court of Appeals for the Federal Circuit reversed the Patent Trial and Appeal Board (PTAB) determination that a patent directed to creating a...more

Knobbe Martens

Personal Web Technologies, LLC v. Apple, Inc.

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Before Moore, Taranto, and Chen. Appeal from the Patent Trial and Appeal Board. Summary: The mere fact that a certain thing may result from a given set of circumstances is not sufficient to demonstrate inherency. Instead,...more

Schwabe, Williamson & Wyatt PC

Latest Federal Court Cases - March 2019 #2

PATENT CASE OF THE WEEK - PersonalWeb Techs., LLC v. Apple, Inc., Appeal No. 2018-1599 (Fed. Cir. March 8, 2019 - In a second appeal in this inter partes review matter, the Federal Circuit reversed the PTAB’s finding of...more

Knobbe Martens

Federal Circuit Review - January 2018

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Where Parties Raise an Actual Dispute Regarding Claim Scope, the Court Must Resolve It In Nobelbiz, Inc. v. Global Connect, L.L.C., Appeal Nos. 2016-1104, 2016-1105, the Federal Circuit held that where parties raise an actual...more

Jones Day

Inherent Obviousness Means Element Is Necessarily Present, Not Just Obvious

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In prior blog postings, we have commented on PTAB decisions regarding the standards for demonstrating inherent obviousness. Practitioners should also be aware of a recent Federal Circuit decision clarifying the test is...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

Schwabe, Williamson & Wyatt PC

Fresh From the Bench: Precedential Patent Cases From the Federal Circuit

Intercontinental v. Kellogg involves a fight between two food industry powerhouses, Kraft and Kellogg, in which a majority of the panel affirms summary judgment of obviousness of a patent directed to a resealable cookie...more

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