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?
On May 1, 2025, Senators Chris Coons (D-DE), Thom Tillis (R-NC), Dick Durbin (D-IL), and Mazie Hirono (D-HI) reintroduced the Promoting and Respecting Economically Vital American Innovation Leadership (PREVAIL) Act. The...more
On April 28, 2025, the U.S. Supreme Court declined to hear Celanese International Corp.’s challenge to a Federal Circuit decision which found the company’s patent on the process to create the artificial sweetener used in Coke...more
Fintiv, Inc. v. Paypal holdings, Inc., Appeal No. 2023-2312 (Fed. Cir. Apr. 30, 2025) In its only precedential patent opinion last week, the Federal Circuit affirmed a district court’s determination that the terms “payment...more
USPTO Acting Director Coke Morgan Stewart announced that she will personally decide whether to deny each petition challenging a patent on discretionary grounds before the Patent Trial and Appeal Board evaluates the merits....more
The U.S. Patent and Trade Office (PTO) on February 28, 2025, rescinded former PTO Director Kathi Vidal's June 21, 2022, memorandum (Memorandum) addressing discretionary denial of inter partes review (IPR) of patents that are...more
On Friday, the USPTO rescinded its June 21, 2022, memorandum entitled “Interim Procedure for Discretionary Denials in AIA Post-Grant Proceedings with Parallel District Court Litigation” (“Fintiv memo”). The USPTO notice makes...more
On February 28, 2025, the United States Patent and Trademark Office announced that it has rescinded the June 21, 2022, memorandum about discretionary denials in Patent Trial and Appeal Board (PTAB) post-grant proceedings with...more
The Federal Circuit’s recent precedential decision in Crown Packaging Technology Inc. v. Belvac Production Machinery, Inc. is noteworthy because it discusses two key requirements of the on-sale bar prong of pre-AIA section...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
The PREVAIL Act is now subject to debate before the full Senate. The Act will require petitioners to certify standing, two new categories of which were recently added via a manager’s amendment....more
On April 19, 2024, the USPTO published a long-awaited Notice of Proposed Rulemaking (NPRM) that followed its April 2023 Advance Notice of Proposed Rulemaking (ANPRM). The proposed rules package, Patent Trial and Appeal Board...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
Precedential Decisions - Penumbra, Inc. v. RapidPulse, Inc., IPR2021-01466, Paper 34 (March 10, 2023) (designated: November 15, 2023) (regarding prior art status under AIA § 102) The Director designated as precedential...more
In 2023, Fintiv—the precedential Order issued in 2020 that established a six-factor framework that the Patent Trial and Appeal Board (PTAB) applies when evaluating whether to exercise its discretion to institute an America...more
A review of 2023 reveals it was an active and impactful year in shaping the policy and practice before the Patent Trial and Appeal Board (PTAB or Board) at the U.S. Patent and Trademark Office (USPTO). In fact, all three...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
All three of the challenges that the Patent Trial and Appeal Board (PTAB) instituted in 2022 resulted in a final written decision canceling the challenged patent. Two of the three final written decisions rendered in 2023 are...more
Not surprisingly, 2023 was another notable year for design rights around the globe. However, nowhere more than the U.S. did we see court decisions that will, in the case of one, and could in the case of another, have...more
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: After IPR victory, Intel wins appeal on $2.2 billion patent award - Bloomberg...more
On November 15, 2023, Director of the United States Patent and Trademark Office (USPTO) Kathi Vidal designated as precedential the Patent Trial and Appeal Board’s (PTAB) final written decision in Penumbra, Inc. v. RapidPulse,...more
This case addresses certain implications of the Laehy-Smith America Invests Act (AIA), namely whether patents with a filing date after March 16, 2013 (pure AIA patents) may be part of an interference proceeding under pre-AIA,...more
SNIPR Technologies Limited v. Rockefeller University, Appeal No. 2022-1260 (Fed. Cir. July 14, 2023) Our case of the week addresses a wrinkle in the law concerning disputes between parties that filed patent applications...more
Medytox, Inc. v. Galderma S.A., Appeal No. 2022-1165 (Fed. Cir. June 27, 2023) In this week’s Case of the Week, the Federal Circuit upheld an application by the Patent Trial and Appeal Board of its Pilot Program...more
In a case involving sua sponte review, the Director of the US Patent & Trademark Office (PTO) vacated an inter partes review (IPR) decision denying institution, found that the Patent Trial & Appeal Board had statutory...more
In 2022, the Patent Trial and Appeal Board (PTAB) did not issue any final written decisions involving design patents. However, it did issue three decisions granting review of challenged design patents and three decisions...more