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Patent Invalidity Inter Partes Review (IPR) Proceeding Claim Construction

Jones Day

PTAB Allows Three Concurrent IPR Petitions for Unusual Patent Claims

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Recently, the Patent Trial and Appeal Board (“the Board”) was persuaded to consider the merits of three out of seven concurrent petitions for an inter partes review of a single patent due to the patent’s complicated claiming...more

McDonnell Boehnen Hulbert & Berghoff LLP

Sage Products, LLC v. Stewart (Fed. Cir. 2025)

When a prevailing challenger withdraws from an appeal in post-grant proceedings, the Director can intervene under 35 U.S.C. § 143, which is what happened in an appeal in Sage Products, LLC v. Stewart after Challenger Becton...more

Jones Day

Expert Testimony Supporting POPR Can Be An Effective Strategy

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It is relatively uncommon for parties to submit expert declarations in the preliminary-response phase of an IPR proceeding, but recently the Patent Owner in Imperative Care, Inc. v. Inari Medical, Inc. effectively used that...more

Fish & Richardson

EPRx 201: The Risks and Rewards of Ex Parte Reexamination

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Ex parte reexamination (EPRx) comes with risks and rewards for both patent challengers and patent owners. Patent challengers enjoy a lower threshold for institution and avoid the estoppel risk of other post-grant proceedings...more

Alston & Bird

Patent Case Summaries | Week Ending March 21, 2025

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AMP Plus, Inc. v. DMF, Inc., No. 2023-1997 (Fed. Cir. (PTAB) Mar. 19, 2025). Opinion by Reyna, joined by Lourie and Bryson. DMF owns a patent directed to a compact recessed lighting system that can be installed in a standard...more

McDermott Will & Emery

Construing Unambiguous Claim Language and Qualifying Challenged Expert as POSITA

McDermott Will & Emery on

Addressing the issues of claim construction and the requisite expert qualifications to testify on obviousness and anticipation, the US Court of Appeals for the Federal Circuit vacated a Patent Trial & Appeal Board decision...more

Vorys, Sater, Seymour and Pease LLP

The Precedent: Federal Circuit Vacates Claim Construction But Upholds PTAB’s Determination of Obviousness and Motivation to...

In this edition of The Precedent, we outline the Federal Circuit's decision in HD Silicon Solutions LLC v. Microchip Technology Inc. In HD Silicon Solutions LLC, the Federal Circuit addressed an appeal from the USPTO Patent...more

McDermott Will & Emery

Validity Analysis for Product-by-Process Claim Focuses on Product

McDermott Will & Emery on

The US Court of Appeals for the Federal Circuit affirmed a Patent Trial & Appeal Board patentability finding, explaining that an anticipation analysis for a product-by-process claim focuses on the product and not the process....more

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

PTAB Year in Review – Caveat Experimenter: Using Experimental Data in PTAB Proceedings Comes With Risks

Parties involved in Patent Trial and Appeal Board (PTAB) proceedings sometimes contemplate submitting experimental data to support their positions. Although such data can be useful, there also are risks. Several recent cases...more

Knobbe Martens

Federal Circuit Review | January 2025

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In Honeywell International Inc. v. 3G Licensing, S.A., Appeal No. 23-1354, the Federal Circuit held that under the obviousness standard of 35 U.S.C. § 103, the motivation to modify prior art does not need to be the same as...more

Alston & Bird

Patent Case Summaries | Week Ending January 17, 2025

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Lynk Labs, Inc. v. Samsung Electronics Co., Ltd., No. 2023-2346 (Fed. Cir. (PTAB) Jan. 14, 2025). Opinion by Prost, joined by Lourie and Stark....more

Knobbe Martens

Federal Circuit Review | December 2024

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Bound to Happen: Inherent Property Leaves No Question of Reasonable Expectation of Success - In Cytiva Bioprocess R&D Ab v. Jsr Corp., Appeal No. 23-2074, the Federal Circuit held that a claim limitation merely reciting an...more

WilmerHale

Federal Circuit Patent Watch: Deterrence Sanctions Affirmed for Bad Faith Filings of Meritless Lawsuits

WilmerHale on

Precedential and Key Federal Circuit Opinions - 1. CYTIVA BIOPROCESS R&D AB v. JSR CORP. [OPINION] (2023-2074, 12/4/2024) (Prost, Taranto, Hughes) - Prost, J. The Court affirmed the PTAB’s IPR determination that...more

Erise IP

Eye on IPRs: November 2024: USPTO Director to Step Down, Did Fed. Circuit DISH Asks Full Fed. Cir. Panel to Reconsider Vacating...

Erise IP on

Every month, Erise’s patent attorneys review the latest inter partes review cases and news to bring you the stories that you should know about: USPTO Director Vidal to Step Down - On November 12, Under Secretary of...more

WilmerHale

Federal Circuit Patent Watch: An Expert Need Not Have Acquired the Requisite Skill Level Prior to the Time of the Invention

WilmerHale on

Precedential and Key Federal Circuit Opinions - WISCONSIN ALUMNI RESEARCH FOUNDATION v. APPLE INC. [OPINION] (2022-1884, 8/28/2024) (Prost, Taranto, and Chen) - Prost, J. The Court affirmed two final judgments of the...more

Knobbe Martens

Federal Circuit Review | July 2024

Knobbe Martens on

In Natera, Inc v. Neogenomics Laboratories, Inc., Appeal No. 24-1324 the Federal Circuit held that  preliminary injunction may be valid if a substantial question of invalidity was not raised, even if the asserted patent is...more

Sheppard Mullin Richter & Hampton LLP

Interpreting the Printed Matter Doctrine in Inter Partes Review

In Ioengine, LLC v. Ingenico Inc. No. 2021-1227, 2021-1331, 2021-1332 (Fed. Cir. May 03, 2024), the case addresses the patentability/validity of three patents. In particular, this case discusses the application of the printed...more

Sheppard Mullin Richter & Hampton LLP

Identifying Protocols by Name May Disclose Sufficient Structure for Computer-Implemented Means-Plus-Function Limitations

In Sisvel International S.A. v. Sierra Wireless, Inc. et al., Nos. 22-1493, 22-1547 (Fed. Cir. 2023), Sierra Wireless challenged claims 1-10 of Sisvel’s U.S. Patent No. 6,529,561 (“the ’561 patent”) in an inter partes review....more

Schwabe, Williamson & Wyatt PC

Latest Federal Court Cases - January 2024 #3

Pacific Biosciences of California, Inc. v. Personal Genomics Taiwan, Inc., Appeal Nos. 2022-1410, -1554 (Fed. Cir. January 9, 2024) In this week’s Case of the Week, the Federal Circuit affirmed two inter partes review...more

McDonnell Boehnen Hulbert & Berghoff LLP

Pacific Biosciences of California, Inc. v. Personal Genomics Taiwan, Inc. (Fed. Cir. 2024)

The importance of claim construction, and how construing the same term facing a challenge based on different prior art in separate inter partes review proceedings can result in contrary findings on invalidity, was illustrated...more

Schwabe, Williamson & Wyatt PC

Latest Federal Court Cases - December 2023

Penumbra, Inc. v. Rapidpulse, Inc., IPR2021-01466, Paper 34 (P.T.A.B. March 10, 2023) In a PTAB decision that was recently designated precedential, the Board made two important decisions concerning provisional patent...more

Sheppard Mullin Richter & Hampton LLP

Federal Circuit Vacates PTAB’s Decision Based on an Overly Narrow Claim Construction

In Apple Inc. v. Corephotonics, LTD., the court addressed two final written decisions in inter partes review (“IPR”) proceedings and in particular (1) whether the Patent Trial and Appeal Board’s (“PTAB” or “Board”) claim...more

Schwabe, Williamson & Wyatt PC

Latest Federal Court Cases - August 2023 #2

Axonics, Inc. v. Medtronic, Inc., Appeal Nos. 2022-1532, -1533 (Fed. Cir. Aug. 7, 2023) In this week’s case of the week, the Federal Circuit re-affirmed existing precedent that in inter partes review proceedings before...more

Schwabe, Williamson & Wyatt PC

Latest Federal Court Cases - June 2023

Yita LLC v. MacNeil IP LLC, Appeal Nos. 2022-1373, -1374 (Fed. Cir. June 6, 2023) In appeals from two inter partes reviews before the Patent Trial and Appeal Board (the Board) on related patents, the Federal Circuit...more

Sheppard Mullin Richter & Hampton LLP

2023 Federal Circuit Case Summaries

We are excited to share Sheppard Mullin’s inaugural quarterly report on key Federal Circuit decisions. The Spring 2023 Quarterly Report provides summaries of most key patent law-related decisions from January 1, 2023 to March...more

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