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
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
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
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
“Expert testimony that does not disclose the underlying facts or data on which the opinion is based is entitled to little or no weight.” 37 C.F.R. § 42.65(a). With that principle in mind, the PTAB recently denied institution...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
A district court recently precluded a patent attorney from testifying as an expert in a patent infringement lawsuit where the proposed expert lacked the requisite technical expertise to assist the trier of fact in...more
As part of the recovery from the global COVID-19 pandemic, the U.S. Court of Appeals for the Federal Circuit took steps to return to normal operations. It began requiring live oral arguments in August 2022 and, by November,...more
In conjunction with the release of the firm's year-in-review report, speakers will offer case summaries and analysis of the significant 2022 appellate rulings discussed in the report. Topics of the featured intellectual...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
[co-author: Jamie Dohopolski] Love it or hate it, ignore the USPTO Patent Trial and Appeal Board (PTAB) at your peril. The introduction of the PTAB as part of the America Invents Act over ten years ago has forever changed...more
When does the absence of evidence turn into evidence of absence, and when does such absence amount to an adequate written description of the absence of a step of a method claim? This is a question that comes readily to mind...more
Stipulating to infringement after a contrary claim construction is a conventional stratagem for a losing party to have a final judgment that can be challenged before the Federal Circuit. The risk of course, is that if the...more
Earlier this month, in Sherwin-Williams Co. v. PPG Industries, Inc., Special Master Henry M. Sneath issued a Report and Recommendation in the U.S. District Court for the Western District of Pennsylvania that a motion by...more
The availability of post-grant proceedings at the Patent Trial and Appeal Board (PTAB) has changed the face of patent litigation. This monthly digest is designed to keep you up-to-date by highlighting interesting PTAB,...more
Goodwin’s 337 Quarterly Insider remains the premiere publicly available source for keeping up to date on all meaningful decisions coming out of the Commission. Please find below Goodwin’s insights on the months of April, May,...more
Berkheimer v. HP Inc., Appeal No. 2017-1437 (Fed. Cir. Feb. 8, 2018) - In Berkheimer v. HP Inc., the Federal Circuit reviewed the District Court’s summary judgment finding that certain claims of a patent were invalid as...more
Expert Testimony Not Always Necessary to Establish Prima Facie Obviousness Case in Inter Partes Review - In Belden Inc. v. Berk-Tek LLC, Appeal Nos. 2014-1575, 2014-1576, on appeal from an IPR, the Federal Circuit...more
Federal Circuit Affirms Inequitable Conduct Based On “Intentionally Selective” Disclosure - On September 26, 2014, a divided Federal Circuit panel affirmed the unenforceability of three American Calcar patents,...more
FEDERAL CIRCUIT CASES - Newsgroup Post Held to be A Printed Publication and Anticipatory Prior Art - On May 27, 2014, the Federal Circuit affirmed a decision granting summary judgment of invalidity by the...more