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?
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
On June 11, 2025, the United States Court of Appeals for the Federal Circuit affirmed the Patent Trial and Appeal Board (PTAB) decision invalidating two patents owned by Agilent Technologies. The patents at issue, U.S. Patent...more
Patent attorneys are well-versed in the function of the Information Disclosure Statement (IDS) during prosecution. We understand that listing prior art in an IDS satisfies the duty of candor, helps insulate patents from...more
Since the US Patent & Trademark Office’s (PTO) decision to rescind former Director Vidal’s memo on procedures for post-grant proceedings where there is parallel district court litigation, Current Acting Director Coke Morgan...more
On Friday, May 16, the U.S. Patent and Trademark Office (USPTO) issued discretionary denial decisions in the first four matters considered under the USPTO’s new interim workload management process....more
On the heels of the rescission of the Fintiv guidance memorandum, the U.S. Patent and Trademark Office has again reshaped the PTAB’s approach to discretionary denials. On March 26, 2025, the Acting Director issued a new...more
With two memoranda this week, the United States Patent and Trademark Office (“USPTO”) has made significant changes to trials at the Patent Trial and Appeal Board (“PTAB”). Those trials—introduced in 2012 by the Leahy-Smith...more
On February 10, 2025, the Federal Circuit issued a precedential decision in Kroy IP Holdings, LLC v. Groupon, Inc., where the Court held that a “a prior final written decision of the [PTAB] of unpatentability on separate...more
The U.S. Court of Appeals for the Federal Circuit (“CAFC”) recently issued its opinion in Apple Inc. v. Gesture Technology Partners, LLC, a case that focuses on obviousness under 35 U.S.C. §103, claim breadth and the...more
The Patent Trial and Appeal Board (PTAB) continues to play a pivotal role in shaping the intellectual property landscape. In 2024, several developments affecting PTAB practice emerged, from new rulemaking at the USPTO to key...more
As we predicted in our 2023 report, 2024 was a banner year for design rights in the U.S. and elsewhere. In last year’s report, we noted that the U.S. Court of Appeals for the Federal Circuit (CAFC) agreed to consider en banc...more
The U.S. Patent and Trademark Office (USPTO) recently released its Fiscal Year 2024 roundup for the Patent Trial and Appeal Board (PTAB) America Invents Act (AIA) proceedings. This comprehensive report provides valuable...more
Intellectual property (“IP”) policy does not weigh heavily on most voters’ minds, and so is not often addressed in presidential campaigns. This past campaign was no different – President-elect Donald Trump did not expressly...more
At the end of each fiscal year running from October 1 through September 30, the Patent Trial and Appeal Board (“PTAB”) provides a summary of its trial statistics. This information provides practitioners with useful insight...more
On Nov. 21, 2024, U.S. Patent and Trademark Office Director Kathi Vidal issued a Patent Trial and Appeal Board (PTAB) Director Review decision addressing 35 U.S.C. § 315(a)(1) and § 315(b), the statutes that preclude...more
In a rare exercise of authority through a sua sponte director review, US Patent and Trademark Office (USPTO) Director Kathi Vidal affirmed the Patent Trial and Appeal Board (PTAB)’s decision to sanction patent owner Longhorn...more
The Consolidated Trial Practice Guide states that, “[t]o date, a substantial majority of patents have been challenged with a single petition.” Consolidated Trial Practice Guide (November 2019) at 59. However, “the Board...more
Platinum Optics Tech. Inc. v. Viavi Solutions Inc., 2024 WL 3836107 (Fed. Cir. 2024) - On August 24, 2024, the United States Court of Appeals for the Federal Circuit (CAFC) dismissed an appeal for lack of standing after a...more
As we move into the second half of the year, we are alerting you to 11 patent cases that you should look out for during the second half of 2024. This judicial mix touches on a range of industries and interests, such as...more
In a recent opinion, the Federal Circuit added several new wrinkles to amendment practice in inter partes review proceedings. The court affirmed the Patent Trial and Appeal Board’s determination that most of the original...more
2: Finding Your Outside Team - This is the second in a series of articles that explores considerations and suggested actions for in-house counsel who are inexperienced in patent litigation, yet facing such a suit. The first...more
A trio of cases this past year illustrate a trend of increasing importance in the power of Patent-Office rulemaking and enforcement, and the influence it has on patent owners and challengers alike....more
On February 8, in Weber, Inc. v. Provisur Technologies, Inc., the Federal Circuit reversed the Patent Trial and Appeal Board (PTAB) and held that Weber’s operating manuals are prior art printed publications despite their...more
This Year in Review synthesizes key events and decisions from 2023 into a digestible guide that we hope will serve as a helpful reference for those who practice before, or adjacent to, the PTAB. As in the past, many of our...more
The Federal Circuit’s recent precedential decision in Parus Holdings v. Google underscores the importance of complying with the PTAB’s procedural rules in an IPR and the potentially serious consequences of not doing so. The...more