PODCAST: Williams Mullen's Trending Now: An IP Podcast - Cease and Desist Letters: Protecting Your Intellectual Property the Right Way
What Were the Cooler Wars? (Part 2) — No Infringement Intended Podcast
What Were the Cooler Wars? (Part 1) — No Infringement Intended Podcast
PODCAST: Williams Mullen's Trending Now: An IP Podcast - IP and M&A Transactions
AGG Talks: Cross-Border Business Podcast - Episode 20: Mastering ITC Section 337 Investigations
3 Key Takeaways | What Corporate Counsel Need to Know About Patent Damages
Patent Litigation: How Low Can You Go?
(Podcast) The Briefing: Netflix to Pay $2.5M to GoTV for Patent Infringement
The Briefing: Netflix to Pay $2.5M to GoTV for Patent Infringement
The Art of Teaching Complex Technology in Patent Litigation - IMS Insights Podcast Episode 67
The Briefing: Failure to Disclose Relationship with Real Party in Interest Results in Serious Sanctions
Podcast: The Briefing - Failure to Disclose Relationship with Real Party in Interest Results in Serious Sanctions
5 Key Takeaways | How to Effectively Leverage the Chinese Patent System
Estoppel Doctrine in China's Patent System
Donation (Disclosure-Dedication) Doctrine in China’s Patent Litigation
6 Key Takeaways | Patent Opinions – New Developments and Pitfalls
Patent Right Evaluation Report in China’s Patent System
Kidon IP War Stories: David Cohen & Daryl Lim
Protecting the PB&J – Preserving IP Rights from Concept to Market
Patent Marking in China
The US Court of Appeals for the Federal Circuit affirmed a district court’s finding of noninfringement, concluding that the patent owner had improperly raised a claim construction issue for the first time on appeal – an...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
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
Federal district court cases that are filed pursuant to the Hatch-Waxman Act - This chart summarizes the case name, presiding judge, drug, and patents-at-issue in all federal district court cases that are filed pursuant to...more
Recently, the Patent Trial and Appeal Board (“the Board”) was persuaded to consider the merits of three out of seven concurrent petitions for an inter partes review of a single patent due to the patent’s complicated claiming...more
Recentive Analytics, Inc. v. Fox Corp., et al., No. 2023-2437 (Fed. Cir. (D. Del.) Apr. 18, 2025). Opinion by Dyk, joined by Prost and Goldberg (sitting by designation). Recentive sued Fox for infringing four patents that...more
AliveCor, Inc. v. Apple, Inc., No. 23-1512 (Fed. Cir. 2025) – On March 7, 2025, the Federal Circuit affirmed the Patent Trial and Appeal Board’s inter partes review (“IPR”) decisions invalidating all claims of three AliveCor...more
On March 4, 2025, the Federal Circuit affirmed the Patent Trial and Appeal Board’s (“PTAB”) decision in Restem, LLC v. Jadi Cell, LLC, No. 23-2054, 2025 WL 679195, at *1 (Fed. Cir. Mar. 4, 2025), finding that the patent...more
On March 11, 2025, District Judge Margaret M. Garnett dismissed SafeCast Limited’s (“SafeCast”) patent infringement lawsuit against Microsoft Corporation (“Microsoft”) because SafeCast failed to secure counsel. SafeCast Ltd....more
CQV Co., Ltd. v. Merck Patent GmbH, No. 2023-1027 (Fed. Cir. (PTAB) Mar. 10, 2025). Opinion by Cunningham, joined by Chen and Mayer. CQV petitioned the Patent Trial and Appeal Board for post-grant review of a Merck patent...more
In this edition of The Precedent, we outline the Federal Circuit's decision in Kroy IP Holdings, LLC v. Groupon, Inc. Overview - The Federal Circuit held that the Patent Trial and Appeal Board’s (PTAB) finding of...more
In Kroy IP Holdings, LLC v. Groupon, Inc., 127 F.4th 1376 (Fed. Cir. 2025), the Federal Circuit held that patentees in district court are not collaterally estopped from asserting claims that were not immaterially different...more
Etanercept Challenged Claim Types in IPR and Litigation: Claims include those challenged in litigations and IPRs. Claims are counted in each litigation and IPR, so claims from the same patent challenged in multiple...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
The door may now be open for additional challenges to patents covering mRNA vaccine technologies, paving the way for increased competition in the mRNA vaccine space. On Wednesday, March 5, 2025, the United States Patent...more
Adalimumab Challenged Claim Types in IPR and Litigation: Claims include those challenged in litigations and IPRs. Claims are counted in each litigation and IPR, so claims from the same patent challenged in multiple...more
Rituximab Challenged Claim Types in IPR and Litigation: Claims include those challenged in litigations and IPRs. Claims are counted in each litigation and IPR, so claims from the same patent challenged in multiple...more
Insulin Glargine Challenged Claim Types in IPR and Litigation: Claims include those challenged in litigations and IPRs. Claims are counted in each litigation and IPR, so claims from the same patent challenged in multiple...more
Examine real-world strategies for tackling the most pressing challenges in ITC practice at ACI’s 17th Annual Practitioners' Think Tank on ITC Litigation & Enforcement. Be in the same room with leading in-house counsel,...more
On February 10, 2025, the United States Court of Appeals for the Federal Circuit issued a decision in Kroy IP Holdings, LLC v. Groupon, Inc., reversing and remanding a district court ruling that had dismissed Kroy’s patent...more
The US Court Appeals for the Federal Circuit found that despite a Patent Trial & Appeal Board determination that certain challenged patent claims were unpatentable based on a preponderance of the evidence standard, the patent...more
On February 10, the Federal Circuit held in Kroy IP Holdings, LLC v. Groupon, Inc. that a final written decision of the Patent Trial and Appeal Board (PTAB) concluding that certain claims are unpatentable does not prevent the...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 the Federal Circuit always says never, patent publications...more
Because there are different burdens of proof in IPRs and district court, collateral estoppel does not preclude a patent owner from asserting claims that are immaterially different from claims canceled in an IPR....more
After an inter partes review finds certain claims of a patent unpatentable, may the patentee assert other claims, immaterially different, in district court without being collaterally estopped? This was the question presented...more