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Appeals Patent Litigation

Venable LLP

Federal Circuit Issues Rare En Banc Decision on Patent Damages

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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

Baker Botts L.L.P.

Patent Apportionment: Anything You Say in a License Agreement May Be Used Against You in a Court of Law - UPDATED May 2025

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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

Alston & Bird

Patent Case Summaries | Week Ending May 23, 2025

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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

McDermott Will & Emery

En Banc Federal Circuit Cools Damages Award Because of Improper Expert Testimony

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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

Fitch, Even, Tabin & Flannery LLP

Federal Circuit Emphasizes Gatekeeper Role of Court in Damages Expert Evidence

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

K&L Gates LLP

Estoppel Estopped?

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The Federal Circuit recently resolved a split among the district courts whether patent infringement defendants who bring inter partes review (IPR) challenges are estopped from raising new prior art challenges in a co-pending...more

Sterne, Kessler, Goldstein & Fox P.L.L.C.

Broadening on Reissue is Based on the Scope of the Language of the Claims, Not the Original Intention of the Applicant

Takeaways: - Claim construction for determining whether reissue claims are improperly broadened is based on fundamental claim construction cannons and not applicant intentions. - Patent Owners should check patented claims...more

A&O Shearman

Court Of Appeals For The Federal Circuit Holds That Conception Does Not Require Certainty of Success

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On May 12, 2025, the Court of Appeals for the Federal Circuit vacated-in-part and remanded a Patent Trial and Appeal Board (“PTAB”) decision in an interference proceeding concluding that the Broad Institute, Inc. (“Broad...more

Schwabe, Williamson & Wyatt PC

Latest Federal Court Cases: EcoFactor, Inc. v. Google LLC

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

Sheppard Mullin Richter & Hampton LLP

Biopharmaceutical Patent Litigation: Regeneron’s Defense Against Biosimilar Launches

This case involves an appeal from Regeneron Pharmaceuticals, Inc.’s (Regeneron) efforts to prevent defendants from marketing biosimilar versions of EYLEA®, a drug used to treat eye diseases, by asserting patent infringement....more

White & Case LLP

Federal Circuit Clarifies Standard for Patent Conception in Ongoing CRISPR Dispute

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On May 12, 2025, the U.S. Court of Appeals for the Federal Circuit issued a long-awaited decision in Regents of the University of California v. Broad Institute (Nos. 22-1594, 22-1653) addressing priority for disputed...more

Sterne, Kessler, Goldstein & Fox P.L.L.C.

Federal Circuit in EcoFactor, Inc. v. Google LLC Probes the Limits for Gatekeeping Damages Testimony

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

Irwin IP LLP

CAFC Cleaves ‘Conception’ from ‘Reduction to Practice’: Conception Requires Neither Certainty Invention Will Work Nor Successful...

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Regents of the Univ. of California v. Broad Inst., Inc., No. 2022-1594, 2025 WL 1363125 (Fed. Cir. May 12, 2025) - On May 12, 2025, the U.S. Court of Appeals for the Federal Circuit vacated the Patent Trial and Appeals...more

Fish & Richardson

En Banc Federal Circuit Grants Google a New Trial in EcoFactor Case

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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

Womble Bond Dickinson

ITC Seeks En Banc Rehearing of the Federal Circuit’s Lashify Decision

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The U.S. International Trade Commission (“ITC”) is seeking an en banc rehearing of the Federal Circuit’s recent Lashify v. ITC decision, contending that the panel’s statutory interpretation focused on the statute’s terms in...more

Proskauer - The Patent Playbook

EcoFactor v. Google: The Federal Circuit Clarifies Damages Expert Admissibility

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

Foley Hoag LLP

Reshaped IPR Landscape: Narrower Estoppel and Fewer New Cases

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Key Takeaways - - A recent Federal Circuit decision in a case involving an inter partes review (IPR) significantly narrowed a patentee’s ability to rely on estoppel to block a defendant from raising invalidity grounds. -...more

BakerHostetler

Gatekeeping Reasserted: The Federal Circuit’s En Banc Ruling in EcoFactor v. Google

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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

Sheppard Mullin Richter & Hampton LLP

No Credit Where It Isn’t Due: The Importance of Preemption and Inventorship in Patent Law

Mr. Storms, an individual with significant experience with Bitcoin mining, is the founder and sole employee of BearBox LLC. Mr. McNamara and Dr. Cline co-founded Lancium in November 2017 with the intention of co-locating...more

Holland & Knight LLP

Section 101 Patent Eligibility Roundup: An Informative PTAB Decision, Squires Speaks

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The Patent Trial and Appeal Board designated a recent decision as informative. In the decision, Coke Morgan Stewart, Acting Director of the U.S. Patent and Trade Office (USPTO), ended the petitioner's challenges, noting that...more

Sheppard Mullin Richter & Hampton LLP

Federal Circuit Addresses District Court Oversight of Expert Testimony on Infringement

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

Sheppard Mullin Richter & Hampton LLP

The Importance of Preserving Issues for Appeal

This Federal Circuit opinion analyzes claim construction arguments and requests for remittitur in the context of preserving issues for appeal. Background - Belanger is a manufacturer of car wash systems. Belanger owns...more

Haug Partners LLP

Federal Circuit Clarifies Safe Harbor from Injunctive Relief in Jazz v. Avadel

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On May 6, 2025, the U.S. Court of Appeals for the Federal Circuit refined the boundaries of injunctive relief under the Hatch-Waxman Act in its precedential opinion in Jazz Pharms., Inc. v. Avadel CNS Pharms. The decision...more

Sheppard Mullin Richter & Hampton LLP

Federal Circuit Provides Clarity on Use of Applicant Admitted Prior Art (“AAPA”) in IPRs

Qualcomm Incorporated v. Apple Inc., No. 23-1208 (Fed. Cir. 2025)—On April 23, 2025, the Federal Circuit reversed the Patent Trial and Appeal Board’s finding that claims of Qualcomm’s U.S. Patent No. 8,063,674 (“the ’674...more

Sheppard Mullin Richter & Hampton LLP

Is it Prior Art? Check the Provisional Application!

This Federal Circuit Opinion analyzed collateral estoppel and the extent to which the non-provisional document would benefit from the provisional application’s priority date, as it relates to Pre-AIA 35 U.S.C. § 102(e)....more

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