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
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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
COLIBRI HEART VALVE LLC v. MEDTRONIC COREVALVE, LLC - Before Taranto, Hughes, and Stoll. Appeal from the United States District Court for the Central District of California. The Federal Circuit reversed a $106 million...more
TOP BRAND LLC v. COZY COMFORT CO. LLC - Before Dyk, Reyna, and Stark. Appeal from the United States District Court for the District of Arizona. Summary: Arguments presented during prosecution of a design-patent application...more
On July 18, 2025, the US Court of Appeals for the Federal Circuit reversed a lower court ruling in Colibri Heart Valve LLC v. Medtronic CoreValve, LLC, holding that prosecution history estoppel barred the patentees’ doctrine...more
In a July 18 precedential decision in Colibri Heart Valve LLC v. Medtronic CoreValve LLC, the U.S. Court of Appeals for the Federal Circuit overturned a $106 million jury verdict against Medtronic for infringement of a patent...more
Concluding that the principles of prosecution history disclaimer apply to design patents, the US Court of Appeals for the Federal Circuit reversed a district court’s denial of judgment as a matter of law and entry of a jury...more
The doctrine of equivalents (DOE), a creation of the Supreme Court in Graver Tank & Mfg. v. Linde Air Products (1950), is balanced by the concept of prosecution history estoppel (PHE), the contours of which were delineated...more
In Maquet Cardiovascular LLC v. Abiomed Inc., 131 F.4th 1330 (Fed. Cir. 2025), the Federal Circuit addressed whether the prosecution history of one patent in a patent family can limit the scope of claims in a different patent...more
The US Court of Appeals for the Federal Circuit found that a district court misconstrued claim terms based on a misapplication of the clear and unequivocal disavowal standard and vacated its noninfringement decision. Maquet...more
The Federal Circuit has affirmed infringement under the doctrine of equivalents in a number of cases over the last few years. Briefly, the judicially created doctrine of equivalents is intended to expose those who adopt the...more
Recently, the Federal Circuit has taken up issues relating to infringement under the doctrine of equivalents (DOE) and a related doctrine, prosecution history estoppel (PHE), that limits the scope of equivalents that can be...more
Amgen, Inc. v. Amneal Pharmas. LLC et al - Before Newman, Lourie, and Taranto. Appeal from the U.S. District Court for the District of Delaware. Summary: An examiner amendment may give rise to prosecution history...more
PHARMA TECH SOLUTIONS, INC. v. LIFESCAN, INC. Before Moore, Reyna, and Stoll. Appeal from the United States District Court for the District of Nevada. Summary: Claims for infringement under the doctrine of equivalents...more
The US Court of Appeals for the Federal Circuit affirmed a dismissal based on the defendant’s failure to state a claim motion, concluding that under principles of prosecution history estoppel, the patent owner could not...more
On August 9, 2019, the United States Court of Appeals for the Federal Circuit, in Eli Lilly & Co. v. Hospira, Inc., Nos. 2018-2126, 2127, 2128, reversed in-part and affirmed in-part a district court’s determination of...more
One-year Clock for Filing IPR Petition Applies to Litigants and Parties that Become Privies of the Litigant Prior to Institution. In Power Integrations, Inc v. Semiconductor Components, Appeal No. 2018-1607, the Federal...more
Ericsson Inc. v. Intellectual Ventures I LLC (No. 2017-1521, 8/27/18) (Reyna, Taranto, Chen) Reyna, J. - Vacating and remanding the PTAB’s IPR decision because the PTAB erred in not considering portions of the petitioner’s...more
PATENT CASE OF THE WEEK - JTEKT Corporation v. GKN Automotive Ltd., Appeal No. 2017-1828 (Fed. Cir. Aug. 3, 2018) The Federal Circuit dismissed an appeal from an inter partes review, holding that, although JTEKT...more
Federal Circuit Summary - Before Newman, Clevenger and Chen. Appeal from the United States District Court for the Central District of California. Summary: Prosecution history estoppel does not bar enforcement of a...more
Federal Circuit Summaries - Before Newman, Hughes, and Stoll. Appeal from U.S. District Court for the Southern District of New York. Summary: General disclosures in the specification and statements that describe the...more
Federal Circuit Summaries - Before PROST, WALLACH, and TARANTO. Appeal from the District of Delaware Summary: (1) A party may not avoid inducement based on “substantial non-infringing uses,” and (2) prosecution history...more