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
Insulet v EOFlow UPC_CoA_768/2024 (Ord_69078/2024) The Unified Patent Court (UPC) Court of Appeal has issued a significant decision that provides important guidance on the interpretation of patent claims in UPC...more
In McCain Foods Limited v J.R. Simplot Company (2025 FC 1078), the Federal Court of Canada found that the Defendant’s use of pulsed electric fields (PEF) to pretreat potatoes before further processing into French fries did...more
EcoFactor, Inc. v. Google LLC, No. 2023-1101 (Fed. Cir. (W.D. Tex.) May 23, 2025). En banc opinion by Moore, joined by Lourie, Dyk, Prost, Taranto, Chen, Hughes, and Stoll. Opinion concurring in part and dissenting in part by...more
EcoFactor, Inc. v. Google LLC, Appeal No. 2023-1101 (Fed. Cir. May 21, 2025) In its first en banc decision of the year, the Federal Circuit reversed a district court’s admission of expert testimony concerning damages,...more
In Steuben Foods Inc. v. Shibuya Hoppmann Corporation, the Federal Circuit addressed the boundaries a district court may impose on experts by deeming their testimony wrong as a matter of law. Background - Steuben Foods...more
Mirror Worlds Technologies, LLC (“Mirror Worlds”) sued Meta Platforms, Inc. (“Meta”)—formerly Facebook, Inc.—in the Southern District of New York for patent infringement. The lawsuit involved three patents related to storing,...more
Experts play a crucial role in patent cases. Experts opine on claim construction, infringement, invalidity and the proper amount of damages. And the exclusion of an expert witness can significantly impact the outcome of a...more
In this edition of The Precedent, we outline the decision in Trudell Medical International Inc. v. D R Burton Healthcare LLC. The U.S. Court of Appeals for the Federal Circuit recently affirmed in part, reversed in part and...more
Parties involved in Patent Trial and Appeal Board (PTAB) proceedings sometimes contemplate submitting experimental data to support their positions. Although such data can be useful, there also are risks. Several recent cases...more
The district court erred by admitting untimely expert testimony on noninfringement and by refusing to grant a new trial after the jury found noninfringement. Trudell Medical International (“Trudell”) sued D R Burton...more
Steuben Foods, Inc. v. Shibuya Hoppmann Corp., No. 23-1790 (Fed. Cir. 2025) - On January 24, 2025, the Federal Circuit considered the “long mentioned but rarely applied” reverse doctrine of equivalents (“RDOE”) defense. ...more
The US Court of Appeals for the Federal Circuit ruled that the “substantially the same way” comparison in connection with a doctrine of equivalents (DOE) analysis involving a means-plus-function claim limitation should focus...more
On October 18, 2024, the Federal Circuit issued its opinion in UTTO Inc. v. Metrotech Corp., No. 2023-1435, 2024 U.S. App. LEXIS 26340, (Fed. Cir. Oct. 18, 2024) addressing the propriety of conducting claim construction at...more
The US Court of Appeals for the Federal Circuit affirmed a district court determination that a patent owner had not provided the “particularized testimony and linking argument” required to demonstrate equivalence under the...more
Since serving as a Federal Circuit clerk, Michael Hawes has monitored that court's precedential opinions and prepares a deeply outlined index by subject matter (invalidity, infringement, claim construction, etc.) of relevant...more
Precedential and Key Federal Circuit Opinions - WISCONSIN ALUMNI RESEARCH FOUNDATION v. APPLE INC. [OPINION] (2022-1884, 8/28/2024) (Prost, Taranto, and Chen) - Prost, J. The Court affirmed two final judgments of the...more
The hypothetical person with ordinary skill in the art will have a certain amount of requisite experience in the subject matter of the patent at the time of the invention of the patent....more
Substantial Evidence in Determining Obviousness - In Schwendimann v. Neenah, Inc, Appeal No. 22-1335, the Federal Circuit held that the PTAB’s finding on obviousness is supported by substantial evidence that a skilled...more
The US Court of Appeals for the Federal Circuit upheld a district court’s claim construction and jury instructions but reversed a premature judgment as a matter of law (JMOL) on obviousness and an imprecise damages award....more
The patent holder, Kyocera, filed a complaint in the International Trade Commission against Koki in Certain Gas Spring Nailer Prods. & Components Thereof, Inv. No. 337-TA-1082, 2020 WL 2093834 (Apr. 28, 2020). Kyocera’s...more
TREEHOUSE AVATAR LLC v. VALVE CORPORATION - Before Lourie, Reyna, and Stoll. Appeal from the U.S. District Court for the Western District of Washington. Summary: The district court did not abuse its discretion in...more
CAREDX, INC. V. NATERA, INC. Before Lourie, Bryson, and Hughes - Summary: Expert testimony that steps of challenged patent claims were unconventional failed to preclude summary judgment of ineligibility where...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
The US Court of Appeals for the Federal Circuit reversed a district court’s grant of summary judgment of noninfringement after concluding that the district court erred by relying on expert testimony to construe a claim term...more
Genuine Enabling Technology LLC v. Nintendo Co., Ltd., Appeal No. 2020-2167 (Fed. Cir. Apr. 1, 2022) - The Federal Circuit’s only precedential patent opinion this week turned on issues of claim construction. In...more