In EcoFactor, Inc. v. Google LLC, the en banc United States Court of Appeals for the Federal Circuit reversed a district court’s denial of a new trial on damages because EcoFactor’s expert’s opinion was unreliable under Fed....more
On May 21, 2025, the United States Court of Appeals for the Federal Circuit, sitting en banc, reversed a $20 million damages award against Google LLC in a patent infringement dispute with EcoFactor, Inc. EcoFactor, Inc. v....more
In response to the rapidly increasing presence of AI-generated outputs in litigation, on June 10, 2025, the U.S. Judicial Conference’s Advisory Committee on Evidence Rules approved for publication for public comment a...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
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
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 February 7, 2025, Judge Walker, sitting in the United States District Court for the Eastern District of Virginia, ruled that the Plaintiff (a subsidiary of a parent company engaged in nationwide talcum powder litigation)...more
In a significant decision for plaintiffs litigating traumatic brain injury (TBI) claims, the U.S. District Court for the Northern District of Oklahoma has denied a defense motion to exclude expert testimony based on diffusion...more
[DISCLOSURE: Although I do not represent the defendant hospital in Jabbi v. Adventist Healthcare, Inc. No. 2071 (Sept. Term, 2023) (March 5, 2025) (reported), I often represent Maryland hospitals seeking to exclude causation...more
Earlier this month, the Supreme Court declined to hear an appeal from the Ninth Circuit’s decision in Lytle v. Nutramax Laboratories, Inc. affirming the certification of a class of owners of elderly dogs, alleging that the...more
For anyone following the evolving admissibility standards for expert opinions relating to patent damages, the EcoFactor v. Google case is one to watch. In December 2024, the Federal Circuit granted Google’s petition for...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
February 11, 2025 Types : Alerts Meta Platforms, Inc. recently defeated certification of a class of consumers who claim the company lied about its user privacy safeguards and violated antitrust laws. ...more
U.S. Eleventh Circuit Court of Appeals - Isaac Indus v. PDVSA - personal jurisdiction, foreign sovereign immunity, breach of contract - USA v. Schwarzbaum - foreign bank accounts, IRS form FBAR, penalties, Excessive...more
In a toxic tort case, plaintiffs must establish general causation. If a substance is incapable of causing the type of injury plaintiff claims, then it certainly didn’t cause theirs. Under Texas law, toxic tort plaintiffs must...more
From medical devices to OTC drugs, preemption to expert preclusion, New York state and federal courts issued decisions in 2024 which further shaped the landscape in the medical and life sciences legal world. To prepare the...more
Takeaway: The Sixth Circuit recently emphasized how demanding Rule 23’s commonality requirement can be. In In re Nissan North America, Inc. Litigation, --- F.4th ----, No. 23-5950, 2024 WL 4864339 (6th Cir. Nov. 22, 2024),...more
Class certification decisions under Rule 23 of the Federal Rules of Civil Procedure mark a critical stage in any putative class action lawsuit. Rule 23(a) requires plaintiffs to prove, among other things, that “there are...more
Federal Rule of Civil Procedure 26(a)(2) requires parties to disclose the opinions of experts who may present evidence at trial. If the disclosures are inadequate, Rule 37(c) requires exclusion of the opinions “unless the...more
One of the biggest barriers to using AI successfully is bias, which is one of the terms we defined last time, as follows: Bias, in a general context, refers to a predisposition or inclination towards a particular viewpoint,...more
Multidistrict litigation is meant to “promote the just and efficient conduct” of actions “involving one or more common questions of fact” by transferring those actions to a single district court “for coordinated or...more
As Nobel laureate Richard Feynman once observed, “[w]isdom is knowing when to ask the right questions.” A related proposition is that wise jurists know how to identify and focus on the right questions. Motion practice can...more
U.S. Eleventh Circuit Court of Appeals - Siples v. BR Exploration – Daubert, causation testimony, toxic exposure - Lozman v. Riviera Bch – eminent domain, comprehensive plan, ripeness - Hidroelectrica Santa Rita v....more
Court: Superior Court of Rhode Island, Providence - In this asbestos action, plaintiffs claim decedent, Bonnie J. Bonito, developed mesothelioma from exposure to asbestos from laundering her late ex-husband’s work clothing...more