5 Key Takeaways | AI and Your Patent Management, Strategy & Portfolio
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A Guide to SEP: Standard Essential Patents for Tech Startups
Hilary Preston, Vice Chair at Vinson & Elkins, Discusses Energy Innovation: Protecting Your Intellectual Property Portfolio
What Were the Cooler Wars? (Part 1) — No Infringement Intended Podcast
5 Key Takeaways | Building a Winning Evidentiary Record at the PTAB (and Surviving Appeal)
(Podcast) The Briefing: 2025 IP Resolutions Start With a Review of IP Assets
The Briefing: 2025 IP Resolutions Start With a Review of IP Assets
Wolf Greenfield Attorneys Review 2024 and Look Ahead to 2025
(Podcast) The Briefing: A Very Patented Christmas – The Quirkiest Inventions for the Holiday Season
The Briefing: A Very Patented Christmas – The Quirkiest Inventions for the Holiday Season
A Conversation with Phil Hamzik
5 Key Takeaways | Alice at 10: A Section 101 Update
PODCAST: Williams Mullen's Trending Now: An IP Podcast - IP and M&A Transactions
4 Tips for Protecting Your AI Products
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Director Review Under the USPTO's Final Rule – Patents: Post-Grant Podcast
AGG Talks: Cross-Border Business Podcast - Episode 20: Mastering ITC Section 337 Investigations
Navigating Intellectual Property Challenges in the Renewable Energy Sector - Energy Law Insights
Using Innovative Technology to Advance Trial Strategies | Episode 70
SAGE PRODUCTS, LLC v. STEWART [OPINION] - Before Reyna, Cunningham, and Stark. Appeal from the United States Patent and Trademark Office, Patent Trial and Appeal Board. The Board did not abuse its discretion by relying on...more
It is relatively uncommon for parties to submit expert declarations in the preliminary-response phase of an IPR proceeding, but recently the Patent Owner in Imperative Care, Inc. v. Inari Medical, Inc. effectively used that...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
Over the last several years, the Federal Circuit has increasingly scrutinized patent litigants’ reliance on “comparable licenses” as a means for calculating a reasonable royalty, including whether the license needs to be...more
Following the U.S. Patent and Trademark Office’s (USPTO’s) decision to rescind the Fintiv Memo on Feb. 28, 2025, the result was that the Patent Trial and Appeal Board (PTAB) would have greater flexibility in exercising its...more
Addressing the issues of claim construction and the requisite expert qualifications to testify on obviousness and anticipation, the US Court of Appeals for the Federal Circuit vacated a Patent Trial & Appeal Board decision...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
Expert testimony plays a critical role in Patent Trial and Appeal Board (PTAB) proceedings at the U.S. Patent and Trademark Office (USPTO). Thousands of petitions for inter partes review (IPR) and post grant review have been...more
On February 12, 2025, the United States District Court for the District of Delaware denied defendant Parse Biosciences’s (“Parse”) motions for summary judgment that: (i) Parse had never actually conducted any direct or...more
The Federal Circuit rarely decides cases en banc. For example, in 2024, the Court only heard one en banc case. Stunningly, on September 25, 2024, the Federal Circuit granted Google’s petition for rehearing en banc in the case...more
2024 brought exciting developments at the Federal Circuit. The court issued its first en banc decision in a patent case in five years in LKQ, which significantly altered the standard for proving obviousness of a design...more
The US Court of Appeals for the Federal Circuit reversed a district court’s decision to admit expert testimony and remanded the case to a different judge, noting that “from the moment this case fell in his lap, the trial...more
Abuse of Process and/or Sanctions – 37 C.F.R. § 42.12 - Spectrum Solutions LLC v. Longhorn Vaccines & Diagnostics, LLC, IPR2021-00847, IPR2021-00850, IPR2021-00854, IPR2021-00857 & IPR2021-00860 - Decision...more
The U.S. Court of Appeals for the Federal Circuit (“CAFC”) recently issued its opinion in Apple Inc. v. Gesture Technology Partners, LLC, a case that focuses on obviousness under 35 U.S.C. §103, claim breadth and the...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
The Patent Trial and Appeal Board granted institution of inter partes review of a patent directed to delivery of targeted television advertisements. The board rejected patent owner’s argument that a lack of particularity as...more
Kilpatrick partners John Alemanni and Justin Krieger recently presented a CLE addressing “Building a Winning Evidentiary Record at the PTAB (and Surviving Appeal).”...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
“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
You can’t make applesauce out of oranges — and experts may not cook up opinions with contrary facts. In Lighting Defense, the patent damages expert opined that in a “hypothetical negotiation,” the parties would have agreed to...more
Director Vidal has issued two Director Review decisions related to the evaluation of expert testimony in Patent Trial and Appeal Board (PTAB) proceedings. ...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
The Federal Circuit’s decision in Kyocera Senco Industrial Tools Inc. v. International Trade Commission articulated a bright-line test for patent expert admissibility: to testify from the perspective of a “person of ordinary...more
Precedential and Key Federal Circuit Opinions - PROVISUR TECHNOLOGIES, INC. v. WEBER, INC. [OPINION] (23-1438, 10/2/24) (Moore, Taranto, Cecchi) - Moore, J. The Court reversed the denial of judgment as a matter of law...more