5 Key Takeaways | Building a Winning Evidentiary Record at the PTAB (and Surviving Appeal)
Wolf Greenfield Attorneys Review 2024 and Look Ahead to 2025
Recognizing and Avoiding Trademark Scams and Hoaxes
The Briefing: A Very Patented Christmas – The Quirkiest Inventions for the Holiday Season
5 Key Takeaways | Alice at 10: A Section 101 Update
Director Review Under the USPTO's Final Rule – Patents: Post-Grant Podcast
(Podcast) The Briefing: Thirsty for Clarity – Brand Confusion In The Beverage Category
The Briefing: Thirsty for Clarity – Brand Confusion In The Beverage Category
SCOTUS and federal court rulings on TTAB decisions on granting trademarks and trademark renewals; Netflix settling an anticipated defamation case with a disclaimer and donation
Legal Alert: USPTO Proposes Major Change to Terminal Disclaimer Practice
PODCAST: Williams Mullen's Trending Now: An IP Podcast - Artificial Intelligence Patents & Emerging Regulatory Laws
John Harmon on the Evolving Impact of Artificial Intelligence on Intellectual Property
Was the classic song “Over The Rainbow” plagiarized? How about a claim of copyright infringement against the script for “The Holdovers?” AI Legal strategies switch to claims of CMI removal
The Briefing: The Patent Puzzle: USPTO's Guidelines for AI Inventions
The Briefing: The Patent Puzzle: USPTO's Guidelines for AI Inventions (Podcast)
4 Key Takeaways | Updates in Standard Essential Patent Licensing and Litigation
Wolf Greenfield Attorneys Preview What’s Ahead in 2024
8 Key Takeaways | The Presumption of Irreparable Harm After the Trademark Modernization Act of 2020
(Podcast) The Briefing: SCOTUS to Determine if USPTO Refusal to Register TRUMP TOO SMALL is Unconstitutional
The Briefing: SCOTUS to Determine if USPTO Refusal to Register TRUMP TOO SMALL is Unconstitutional
On July 31, 2025, the US Patent & Trademark Office (PTO) issued a memo clarifying the requirements under 37 C.F.R. § 42.104(b)(4) for inter partes review (IPR) petitions. The memo emphasizes that petitioners must clearly...more
Welcome to the Intellectual Property Litigation Newsletter, our review of decisions and trends in the intellectual property arena. In this edition, we learn that duping the court can prove costly, excluding a witness may...more
On June 25, 2025, Acting Director Coke Stewart released an informative decision vacating institution of inter partes review (“IPR”) based on two petitions that were primarily filed to present two different constructions....more
In a recent decision designated as Informative, the USPTO Director determined that the Patent Trial and Appeal Board abused its discretion by instituting two inter partes review proceedings challenging the same patent, based...more
On June 30, 2025, the U.S. Court of Appeals for the Federal Circuit vacated a decision by the U.S. Patent Trial and Appeal Board (the “Board”) and remanded the case for further proceedings using a narrower construction of the...more
The acting director of the US Patent & Trademark Office (PTO) vacated and remanded a Patent Trial & Appeal Board decision to institute two inter partes review (IPR) petitions that challenged the same claims. The acting...more
CrowdStrike, Inc. v. GoSecure, Inc., Nos. IPR2025-00068, -00070 (June 25, 2025) (designated informative on June 26, 2025). Order by Stewart, Acting Under Secretary of Commerce for Intellectual Property and Acting Director of...more
A Delegated Rehearing Panel (“DRP”) recently modified the PTAB’s construction of the claim term “workload” and remanded, giving Mercedes-Benz USA, LLC (“Petitioner”) another opportunity to challenge a processor patent....more
The Patent Trial and Appeals Board (“PTAB”) recently denied institution of an inter partes review (“IPR”), exercising its discretion under 35 U.S.C. § 314(a)and Apple Inc. v. Fintiv Inc., IPR2020-00019 (PTAB Mar. 20, 2020)...more
The last 11 years have taught us much about the Federal Circuit; namely, that a majority of the judges simply do not seem to appreciate software. Given the statements that several have made in opinions, one might be able to...more
Semiconductor Components Indus., LLC v. Greenthread LLC, IPR2023-01242, -01243, -01244 (USPTO Apr. 30, 2025) - The USPTO Director’s recent decision in Semiconductor Components v. Greenthread squarely addresses a recurring...more
On April 23, 2025, the Federal Circuit rendered an opinion in Valve Corp. v. Ironburg Inventions Ltd. surrounding U.S. Patent No. 9,289,688 (the '688 patent"). This marks the second time that the Federal Circuit has weighed...more
On March 26, 2025, the U.S. Patent and Trademark Office released a memorandum introducing a new interim process for handling institution decisions in inter partes reviews (IPRs) and post-grant reviews (PGRs). The Office just...more
In Thermaltake Technology Co., Ltd. et al v. Chien-Hao Chen et al, IPR2024-01230, Paper 12 (PTAB Feb. 19, 2025), the PTAB granted the institution of inter partes review (“IPR”) while an ex parte reexamination (“EPR”) on the...more
On March 13, 2025, the U.S. Court of Appeals for the Federal Circuit issued a decision in the case of In Re: Xencor, Inc. In this Appeal from the Appeals Review Panel of the Patent Trial and Appeal Board (ARP), with regard to...more
The Patent Trial and Appeal Board (PTAB) recently designated its decision in Cambridge v. Sfara (IPR2024-00952) as an informative decision.[1] This designation addresses an important issue in inter partes review (IPR)...more
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
In re: Riggs, Appeal No. 2022-1945 (Fed. Cir. Mar. 24, 2025) Our Case of the Week explores the power of an examiner to request a rehearing after the Board has entered a decision on an application. The case also relates to...more
Actavis Labs. FL, Inc. v. United States, Appeal No. 2023-1320 (Fed. Cir. Mar. 21, 2025) Our Case of the Week, in the words of its author, Circuit Judge Stark, “is not actually a patent case. It is, instead, a tax case.” In...more
IN RE: XENCOR, INC. Before Hughes, Stark, and Schroeder (sitting by designation). Appeal from the U.S. Patent and Trademark Office, Patent Trial and Appeal Board. To provide adequate written description for a Jepson claim,...more
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
In Restem, LLC v. Jadi Cell, LLC, No. 2023-2054 (Fed. Cir. Mar. 13, 2025), the Federal Circuit upheld the Patent Trial and Appeal Board’s decision holding that U.S. Patent No. 9,803,176 (“the ’176 patent”) was not inherently...more
Back in May of 2020, European patent-licensing company Sisvel filed a flurry of lawsuits against a dozen tech companies who had allegedly infringed Sisvel’s portfolio of wireless communication and networking patents. A...more
Takeaways - - Expired patents may be eligible for reexamination. - Owner’s options during reexamination of an expired patent are severely limited. Similar to reexamination practice, which has long allowed reexamination...more
This Article analyzes over 89,000 patents litigated over a twenty-year period to determine how the number of office actions to allowance during prosecution impacts rates of invalidity during subsequent litigation. Many...more