News & Analysis as of

Obviousness Expert Testimony Inter Partes Review (IPR) Proceeding

Baker Botts L.L.P.

Intellectual Property Report - August 2024

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Be an Expert: Precedential PTAB Decision on Conclusory Expert TestimonyStutti TilwaA recent precedential decision from the Patent Trial and Appeal Board (“PTAB”) may serve as a warning for those parties who plan on relying on...more

McDermott Will & Emery

Is Evidence of All Claimed Elements in Prior Art Enough? Not Without Motivation to Combine

The US Court of Appeals for the Federal Circuit reversed a Patent Trial & Appeal Board obviousness decision, finding that disclosure in the prior art of all recited claim elements across multiple references, without more,...more

Knobbe Martens

Federal Circuit Review - October 2023

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Substantial Evidence in Determining Obviousness - In Schwendimann v. Neenah, Inc, Appeal No. 22-1335, the Federal Circuit held that the PTAB’s finding on obviousness is supported by substantial evidence that a skilled...more

Schwabe, Williamson & Wyatt PC

Latest Federal Court Cases - October 2023 #3

Cyntec Company, Ltd. v. Chilisin Electronics Corp., Appeal No. 2022-1873 (Fed. Cir. Oct. 16, 2023) In this week’s Case of the Week, the Federal Circuit reversed and remanded a California district court’s judgment as a...more

Akin Gump Strauss Hauer & Feld LLP

PTAB Precedential Ruling: Expert Declaration Devoid of Supporting Evidence Dooms IPR Petition

The Patent Trial and Appeal Board recently rejected an inter partes review petition that relied on a conclusory and unsupported expert declaration. The expert’s written testimony, which repeated portions of the petition...more

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

Federal Circuit Appeals from the PTAB and ITC: Summaries of Key 2022 Decisions: Almirall, LLC v. Amneal Pharmaceuticals LLC, 28...

Almirall’s patent claims recite: [a]bout 4% w/w of a polymeric viscosity builder comprising acrylamide/sodium acryloyldimethyl taurate copolymer…. The Board instituted an IPR on the patent, where the primary reference...more

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

Federal Circuit Appeals from the PTAB and ITC: Summaries of Key 2022 Decisions

As part of the recovery from the global COVID-19 pandemic, the U.S. Court of Appeals for the Federal Circuit took steps to return to normal operations. It began requiring live oral arguments in August 2022 and, by November,...more

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

[Webinar] Federal Circuit Appeals from the PTAB and ITC: Summaries of Key 2022 Decisions - February 2nd, 1:00 pm - 2:00 pm EST

In conjunction with the release of the firm's year-in-review report, speakers will offer case summaries and analysis of the significant 2022 appellate rulings discussed in the report. Topics of the featured intellectual...more

Akin Gump Strauss Hauer & Feld LLP

IPR Petition Denied Due to Expert’s Lack of Relevant Experience

A recent board decision denying inter partes review serves as a reminder that an expert opining on obviousness must at least meet the definition of an ordinarily skilled artisan. The patent at issue related to a...more

McDonnell Boehnen Hulbert & Berghoff LLP

Cornell Research Foundation, Inc. v. Vidal (Fed. Cir. 2022)

Last month in Cornell Research Foundation, Inc. v. Vidal, the Federal Circuit affirmed the Patent Trial and Appeal Board's determinations in six inter partes review proceedings that invalidated the challenged claims for being...more

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

PTAB Strategies and Insights Newsletter: May 2022: Split Panel Weighs General Skepticism Differently in Obviousness Inquiry

In a recent opinion by the Federal Circuit, Auris Health, Inc. v Intuitive Surgical Operations, Inc., Case 2021-1732, the panel split on the weight of general industry skepticism in an obviousness analysis and split on...more

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

PTAB Strategies and Insights Newsletter: May 2022

The PTAB Strategies and Insights newsletter provides timely updates and insights into how best to handle proceedings at the USPTO. It is designed to increase return on investment for all stakeholders looking at the entire...more

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

2021 PTAB Year in Review: Analysis & Trends: Editors' Introduction

Love it or hate it, ignore the USPTO Patent Trial and Appeal Board (PTAB) at your peril. The introduction of the PTAB as part of the America Invents Act over ten years ago has forever changed patent litigation. In its first...more

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

2021 PTAB Year in Review: Analysis & Trends

[co-author: Jamie Dohopolski] Love it or hate it, ignore the USPTO Patent Trial and Appeal Board (PTAB) at your peril. The introduction of the PTAB as part of the America Invents Act over ten years ago has forever changed...more

Knobbe Martens

A Generic Motivation Is Still a Motivation

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INTEL CORPORATION v. QUALCOMM INCORPORATED - Before Prost, Taranto, and Hughes. Appeal from the Patent Trial and Appeal Board. Summary: A “generic” motivation to combine that has broad appeal or applicability is not...more

McDonnell Boehnen Hulbert & Berghoff LLP

Qiagen North America Holdings Inc. v. Handylab, Inc. (Fed. Cir. 2021)

The inter partes review (IPR) provisions of the Leahy-Smith America Invents Act have been castigated by many for the propensity of the Patent Trial and Appeal Board (PTAB) to find claims challenged in these proceedings to be...more

Jones Day

Fed. Circuit Cautions Against Narrow Application of Analogous Art Test

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One of the steps in a proper obviousness analysis is to ascertain the scope and content of the prior art and the differences between the prior art and the claims at issue. Graham v. John Deere Co. of Kan. City, 383 U.S. 1,...more

Sunstein LLP

FanDuel Learns the Hard Way: An IPR Challenge to Any Patent Claim May be Lost if Not Comprehensive and Rigorous Enough

Sunstein LLP on

As we demonstrated in our own successful appeal, Arendi S.A.R.L. v. Apple Inc. (Fed. Cir. 2016), a petition for inter partes review (“IPR”) may fail when an expert declaration lacks detailed explanation. An expert’s...more

Knobbe Martens

PTAB Cannot Institute IPR on PTAB-Created Grounds

Knobbe Martens on

KONINKLIJKE PHILIPS N.V. v. GOOGLE LLC - Before Prost, Newman, and Moore. Appeal from Patent Trial and Appeal Board. Summary: The Board can institute IPR only on grounds raised in a petition. Additionally, the Board...more

McDermott Will & Emery

Unsupported Expert Testimony Isn’t Enough to Establish Motivation to Combine

McDermott Will & Emery on

The US Court of Appeals for the Federal Circuit determined that a Patent Trial and Appeal Board (PTAB) finding regarding motivation to combine based only on conclusory expert testimony was not supported by substantial...more

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

PTAB Strategies and Insights - November 2019: The Board's Reliance on Expert's Conclusory Statements May Not Meet Substantial...

In a recent precedential decision, TQ Delta, LLC v. Cisco Systems, Inc., the Federal Circuit reversed a pair of USPTO inter partes review proceedings that invalidated all claims of two related U.S. patents because “the...more

Akin Gump Strauss Hauer & Feld LLP

PTAB Strikes from IPR Record References Introduced After Institution that Purportedly Showed State of the Art

The Patent Trial and Appeal Board has granted in part a Patent Owner’s motion to strike Petitioner’s Reply for improperly raising new arguments and citing new evidence. The Board, however, declined to throw out the entirety...more

Jones Day

New Theories Not Permitted In IPR Reply Brief

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In Henny Penny Corp. v. Frymaster L.L.C., No. IPR2016-01435, (P.T.A.B. Mar. 16, 2017), the petitioner (HPC) challenged certain claims of U.S. Patent No. 8,497,691, owned by HPC’s competitor, Frymaster. The ’691 patent relates...more

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

PTAB Strategies and Insights - May 2018: “Addendum – Lack of Motivation to Combine – Avoid Declarant Weaknesses”

As follow up to last month’s article on lack of motivation to combine, another just released Board decision in IPR2016-00972 (Paper 18) again found for patent owner because the petition failed to provide a proper motivation...more

Jones Day

It’s Obvious: POSA Could Write Software To Generate Conference Call Requests

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A recent PTAB decision underscores the importance of establishing the level of ordinary skill for a successful obviousness challenge. Cisco Sys., Inc. v. Uniloc USA, Inc., IPR2017-00058, Paper 17 (PTAB Apr. 6, 2018). It is...more

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