Are Your Granted Patents in Danger of a Post-Grant Double Patenting Challenge?
The Briefing: A Prototypical Corporate Salesperson is Not Patentable
Podcast: The Briefing - A Prototypical Corporate Salesperson is Not Patentable
Ways to Amend the Claims in the Patent Invalidation Proceedings
Patent Right Evaluation Report in China’s Patent System
Stages of Patent Invalidation Proceedings
On June 9, 2025, the Patent Trial and Appeal Board (“Board”) issued a Final Written Decision (“FWD”) in Merck’s IPR2024-00240 against The Johns Hopkins University’s (“JHU”) U.S. Patent No. 11,591,393 (“the ’393 patent”),...more
On June 6, 2025, the Acting Director of the United States Patent and Trademark Office (“USPTO”), Coke Morgan Stewart, issued a decision denying institution of five inter partes review (“IPR”) petitions filed by iRhythm, Inc....more
The U.S. Patent and Trademark Office (“USPTO”) Acting Director’s recent decision to deny institution of inter partes review (“IPR”) in iRhythm Technologies Inc. v. Welch Allyn Inc. offers valuable lessons for both 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 Federal Circuit recently resolved a split among the district courts whether patent infringement defendants who bring inter partes review (IPR) challenges are estopped from raising new prior art challenges in a co-pending...more
On April 16, 2025, the Patent Trial and Appeal Board (PTAB) denied institution of inter partes review (IPR) for several claims of U.S. Patent No. 7,187,307, owned by Universal Connectivity Technologies, Inc. HP Inc., Dell...more
In a significant development for patent litigants, the Federal Circuit in Ingenico Inc. v. IOENGINE, LLC, affirmed an important limitation on the scope of IPR estoppel under 35 U.S.C. § 315(e)(2). Specifically, the court held...more
In two recent decisions, the Patent Trial and Appeal Board (PTAB) denied institution of inter partes review (IPR) proceedings sought by Apple Inc. against Haptic, Inc. regarding U.S. Patent No. 9,996,738 B2. These...more
The USPTO has launched a sweeping recalibration of its post-grant proceedings at the PTAB, signaling a decisive pivot back toward discretionary denials of patent challenges. With the rescission of prior procedural guidance, a...more
Two recent UPC decisions have provided some guidance on the admissibility and reasonableness of auxiliary requests in revocation actions. The court will look at the specific circumstances and complexity of the revocation...more
On 25 February, the Court of Justice of the European Union (CJEU) issued its much-anticipated decision in BSH Hausgeräte v. Electrolux (C-339/22) on cross-border competence in patent litigation. At the heart of the dispute is...more
Nearly two years in, the Unified Patent Court (UPC) continues to reshape the patent litigation landscape in Europe by providing swift, cross-border resolutions and an innovative approach to patent enforcement and revocation....more
Being sued for patent infringement in the U.S. can be confusing, especially for foreign companies with limited litigation experience. Even more confusing are the multiple options and venues available for responding to patent...more
The Patent Trial and Appeal Board has denied a patent owner’s motion to terminate an inter partes review proceeding finding that the unidirectional nature of estoppel under 35 U.S.C. § 315(e) renders common-law claim...more
Premier forum which shapes the law, policy, and proceedings of Paragraph IV Litigation is back to New York City on April 26-27! Pharmaceutical patent practitioners from across the globe attend this flagship conference to...more
Recently, Cloudflare Inc. succeeded in convincing the PTAB to institute in IPR2021-00969 against a Sable Network, Inc.’s patent directed toward data flow. While the institution itself is not out of the ordinary—the...more
Petitioners beware – the Board holds you to what is submitted on filing day for required documents. In Shenzhen Aurora Technology Company, Ltd. v. Putco, Inc., IPR2020-00670, “[t]he Petition relies on foreign language...more
On July 22, 2020, the U.S. Court of Appeals for the Federal Circuit (Federal Circuit) issued an opinion in Uniloc 2017 LLC v. Hulu, LLC & Netflix, Inc., No. 2019-1686 (Fed. Cir. 2020) authorizing the U.S. Patent Trial &...more
For the past 13 years, leading pharmaceutical patent litigators for brand name and generic drug companies gather at the Paragraph IV Disputes conference to discuss, debate, and analyze the latest trends, judicial rulings and...more
As PTAB practitioners know, statistics on successful motions to amend are quite dismal. But in a recent case, the PTAB shed light on what may be a successful strategy for patent owners to amend their claims in an Inter Partes...more
The PTAB Strategies and Insights newsletter provides timely updates and insights into how best to handle proceedings at the USPTO. It is designed to increase return on investment for all stakeholders looking at the entire...more
Though it can be difficult to avoid post-grant challenges, patents can be drafted to increase the chances of survival. In today’s environment, patents subject to post-grant proceedings face a very high likelihood of being...more
There is no doubt that “the potential for estoppel is one of the important considerations for defendants in deciding whether or not to file an [inter partes review (“IPR”)] petition.” Shaw Indus. Grp., Inc. v. Automated Creel...more
Using an innovative strategy, pharmaceutical company Allergan recently transferred the patents associated with the eye drug, Restasis, to the Saint Regis Mohawk Tribe, in exchange for an exclusive license back. The tribe...more
In the wake of the high-profile dispute in Apple v. Samsung, design patent procurement and enforcement activity has increased significantly. But practitioners may not appreciate that design patent validity can be attacked...more