Understanding the Impact of IPR Estoppel and PTAB Discretionary Denials — Patents: Post-Grant Podcast
What Were the Cooler Wars? (Part 2) — No Infringement Intended Podcast
A Guide to SEP: Standard Essential Patents for Tech Startups
Wolf Greenfield’s New Shareholders
5 Key Takeaways | Building a Winning Evidentiary Record at the PTAB (and Surviving Appeal)
Wolf Greenfield Attorneys Review 2024 and Look Ahead to 2025
5 Key Takeaways | Alice at 10: A Section 101 Update
Director Review Under the USPTO's Final Rule – Patents: Post-Grant Podcast
AGG Talks: Cross-Border Business Podcast - Episode 20: Mastering ITC Section 337 Investigations
Navigating Intellectual Property Challenges in the Renewable Energy Sector - Energy Law Insights
Patent Considerations in View of the Nearshoring Trends to the Americas
Tonia Sayour in the Spotlight
New Developments in Obviousness-Type Double Patenting and Original Patent Requirements — Patents: Post-Grant Podcast
3 Key Takeaways | What Corporate Counsel Need to Know About Patent Damages
5 Key Takeaways | Rolling with the Legal Punches: Resetting Patent Strategy to Address Changes in the Law
Meet Meaghan Luster: Patent Litigation Associate at Wolf Greenfield
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
Are Your Granted Patents in Danger of a Post-Grant Double Patenting Challenge?
Patent Litigation: How Low Can You Go?
IGT v. Zynga Inc., Appeal No. 2023-2262 (Fed. Cir. July 22, 2025) In this week’s Case of the Week, the Federal Circuit examined the reviewability and merits of the Patent Trial Appeal Board’s decision to institute inter...more
Obvious-type double patenting (ODP) has historically served as a tool to prevent patent owners from extending exclusivity beyond the statutory allowed patent term and to tie patent families together during sale. Historically,...more
Many industries rely on design patents to protect the look and feel of their products—especially when aesthetics drive customer interest, brand identity, or market differentiation. In Top Brand LLC v. Cozy Comfort Company...more
The Patent Trial and Appeal Board (PTAB) denied institution of an inter partes review (IPR) brought by Par-Kan Company, LLC against Unverferth Manufacturing Company regarding U.S. Patent No. 8,967,940 (“the ‘940 patent”). ...more
The US Patent and Trademark Office (USPTO) has announced that, effective September 1, all PTAB hearings will be conducted in person at USPTO offices, marking a departure from the virtual and hybrid formats adopted in recent...more
In the past few months, the U.S. Patent and Trademark Office (“PTO”) Acting Director has made substantial changes to the process for, and factors considered in, exercising discretion to deny institution of an inter partes...more
This Federal Circuit opinion analyzes lexicography in the context of claim construction. Alnylam Pharmaceuticals owns U.S. Patent Nos. 11,246,933 (parent) and 11,382,979 (child). These patents relate to biodegradable...more
Top Brand LLC v. Cozy Comfort Company LLC, Appeal No. 2024-2191 (Fed. Cir. July 17, 2025) In this week’s Case of the Week, the Court of Appeals for the Federal Circuit held that prosecution history disclaimer applies to...more
Coke Morgan Stewart, the acting director of the United States Patent and Trademark Office (“USPTO”), exercised discretion under 35 U.S.C. § 314(a) to deny Tessell’s (“Petitioner’s”) petition in favor of Nutanix (“Patent...more
On the heels of the U.S. Patent and Trademark Office Acting Director’s recent decision to deny institution of iRhythm Technologies’ inter partes review petition, the PTO has now issued additional decisions clarifying the role...more
In a recent decision, the Patent Trial and Appeals Board (“PTAB”) exercised its discretion under 35 U.S.C. § 314(a) to deny institution of an inter partes review (“IPR”) after applying the Fintiv factors, despite Petitioner’s...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 Federal Circuit recently reversed a PTAB determination on remand that a patent was obvious over applicant admitted prior art (“AAPA”) in combination with prior art patents, holding that expressly designating AAPA as a...more
Acting Director of the USPTO Coke Morgan Stewart recently discretionarily denied institution of an inter partes review (IPR) based on a new consideration, “settled expectations,” that is, the length of time that the...more
The PTAB has returned to a more flexible and discretionary approach to denying post-grant proceedings, reintroducing the Fintiv factors and adding new considerations such as settled expectations and USPTO workload. These...more
Under a new U.S. Patent and Trademark Office (“USPTO”) policy issued in March 2025, pre-institution inter partes review (“IPR”) proceedings are now bifurcated, consisting of a first phase in which the director considers...more
The Federal Circuit issued a precedential opinion in In re: Xencor, Inc.concerning written support for Jepson claims. The decision affirms the decision of the Appeals Review Panel (ARP) of the USPTO, which held that the...more
In a recent article, Haug Partners previewed that the impact of the Patent Trial and Appeal Board’s (PTAB) new bifurcated approach to discretionary denial requests would depend on how the new Acting USPTO Director, Coke...more
The proliferation of artificial intelligence (“AI”) presents complex challenges for intellectual property, especially within patent law. In particular, the obviousness inquiry under 35 U.S.C. § 103 may be susceptible to...more
Almost two decades ago, the Supreme Court handed down what has turned out to be one of its most significant patent decisions of this century: eBay v. MercExchange. The eBay case has had the effect of precluding prevailing...more
In an unusual move, the U.S. Department of Justice and U.S. Patent and Trademark Office submitted a “Statement of Interest” this week in a pending patent case in the Eastern District of Texas—sharing “views” on whether...more
Recently, the United States Patent and Trademark Office (“USPTO”) issued a series of discretionary denials of inter partes review (IPR) petitions, based on a new factor, the “settled expectations” of the Patent Owner....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 acting director of the US Patent & Trademark Office (PTO) granted a patent owner’s request for discretionary denial and denied institution of an inter partes review (IPR) proceeding, finding that the petitioner engaged in...more
In a bold and unusual move, the DOJ’s Antitrust Division and the USPTO have jointly filed a Statement of Interest in a patent case – not before the Supreme Court or Federal Circuit, but in a district court in East Texas. The...more