Podcast - How Do You Define Success?
Podcast - Part II: Being an Expert Is a Lonely Business
Follow the Rules … Most of the Time
Podcast - Part I: Being an Expert Is a Lonely Business
Podcast: Don't Just Say It – Show It
Podcast - Expert Witnesses, Special Issues
Podcast - Direct Examination of Expert Witnesses
Chemical Engineering Expert Witness Experience & Discovery – IMS Insights Podcast Episode 48
Podcast: Science in the Courtroom
Bar Exam Toolbox Podcast Episode 159: Listen and Learn -- Evidence: Expert vs. Lay Witness Testimony
Podcast: What Witness Preparation Means
Podcast: Seven Witness Preparation Mistakes Lawyers Make
Podcast: Raise Your Right Hand, Miss Lillian
Jones Day Talks Intellectual Property: Blurrier Lines and Narrow Grounds—Implications of the Ninth Circuit’s Blurred Lines Decision
Episode 015: Confessions of a Business Appraiser: A Conversation with Chris Mercer
Inter Partes Review: Validity Before the PTAB
Supreme Court Raises the Bar for Class Certification in Comcast Corp. v. Behrend
ECOFACTOR, INC. V. GOOGLE LLC - Before the en banc court, Moore, Lourie, Dyk, Prost, Reyna, Taranto, Chen, Hughes, Stoll, and Stark. Appeal from the United States District Court for the Western District of Texas. A district...more
Sterne Kessler’s U.S. IP Update is a newsletter delivering the latest developments in U.S. intellectual property law, tailored for companies and legal counsel in Korea. Stay informed on key court decisions, policy changes,...more
Complex damages analyses require skilled professionals who understand the law and facts of each case to navigate to success. The Federal Circuit’s recent en banc ruling in EcoFactor v. Google reiterates that point. The...more
The Federal Circuit's recent en banc decision in EcoFactor, Inc. v. Google LLC has already been touted as a landmark decision on expert damages testimony in patent cases. In EcoFactor, the Federal Circuit weighed in on the...more
On May 21, 2025, the Federal Circuit en banc banished the notion that the reliability of an expert’s methodology under Federal Rule of Evidence 702 (“Rule 702”) is a question of weight, not admissibility. The en banc Court...more
On May 21, 2025, in an en banc decision, the U.S. Court of Appeals for the Federal Circuit vacated its earlier panel ruling and remanded the case of EcoFactor Inc. v. Google LLC for further proceedings. The court focused on...more
On May 21, 2025, the Federal Circuit issued an en banc decision in EcoFactor, Inc. v. Google LLC, highlighting the critical gatekeeping role of district courts under Federal Rule of Evidence 702 and Daubert standards,...more
Precedential and Key Federal Circuit Opinions - ECOFACTOR, INC. v. GOOGLE LLC [OPINION] (2023-1101, 5/21/2025) (Lourie, Dyk, Prost, Reyna, Taranto, Chen, Hughes, Stoll, Stark) - Moore, C.J. The en banc Court reversed...more
In the first en banc decision for a utility patent case since 2018, the Federal Circuit reversed a district court's denial of a new trial on damages in EcoFactor, Inc. v. Google LLC and held that EcoFactor's damages expert's...more
On May 21, 2025, the Federal Circuit “reverse[d] the district court’s denial of Google’s motion and remand[ed] for a new trial on damages.” The decision resulted in an 8-2 vote, with Judges Reyna and Stark dissenting. The...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
In an en banc decision in EcoFactor, Inc. v. Google LLC, the US Court of Appeals for the Federal Circuit concluded that the district court abused its discretion by admitting testimony from a damages expert that a lump-sum...more
On May 21, in EcoFactor, Inc. v. Google LLC, the Federal Circuit issued an en banc ruling in which the court remanded the case for a new trial on damages. In so doing, the Federal Circuit emphasized the role of the court in...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
Last week, in EcoFactor, Inc. v. Google LLC, the Federal Circuit issued its first en banc decision in a utility patent case in several years. The case involves the gatekeeping function of district courts vis-à-vis expert...more
On May 21, the U.S. Court of Appeals for the Federal Circuit, sitting en banc, released its opinion in EcoFactor, Inc. v. Google, LLC. In an 8-2 decision, the court reversed a $20 million jury verdict, holding that the...more
Admissibility standards for patent damages experts has come under scrutiny. Previously, we highlighted the EcoFactor v. Google case regarding Google’s petition for rehearing en banc to address the admissibility of EcoFactor’s...more
The Federal Circuit issued its long-awaited en banc opinion in EcoFactor v. Google, which provides further clarity on the admissibility standards for damages experts under Rule 702. This decision reverses the original panel’s...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
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
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 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
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
EcoFactor, Inc. v. Google LLC, Appeal No. 2023-1101 (Fed. Cir. Sept. 25, 2024) The Federal Circuit’s only precedential opinion this week was a rare order that granted en banc review of a prior panel decision. Here, the...more