Browse 25 claim construction cases decided by Federal Circuit. AI-powered summaries, holdings, and legal analysis.
Federal Circuit Affirms PTAB Obviousness Finding
Definitive Holdings v. Powerteq, decided by Federal Circuit on April 14, 2026, resulted in a defendant win outcome. The Federal Circuit affirmed the Patent Trial and Appeal Board's (PTAB) decision tha...
Federal Circuit Affirms Patent Infringement, Reverses Damages Award
Vlsi Technology LLC v. Intel Corporation, decided by Federal Circuit on April 14, 2026, resulted in a mixed outcome. VLSI Technology LLC sued Intel Corporation for patent infringement, alleging that I...
Federal Circuit Affirms Non-Infringement of Therapeutic Device Patent
Range of Motion Products, LLC v. Armaid Company Inc., decided by Federal Circuit on February 2, 2026, resulted in a defendant win outcome. The core dispute centered on whether Range of Motion Products...
CAFC Affirms Zillow's Non-Infringement of IBM Patent
IBM v. Zillow Group, Inc., decided by Federal Circuit on December 9, 2025, resulted in a defendant win outcome. The Federal Circuit affirmed the district court's grant of summary judgment to Zillow, h...
Federal Circuit Affirms No Patent Infringement by Goodyear
Coda Development S.R.O. v. Goodyear Tire & Rubber Company, decided by Federal Circuit on December 8, 2025, resulted in a defendant win outcome. The Federal Circuit affirmed the district court's grant ...
Settlement Agreement Unenforceable Due to Lack of Mutual Assent
Colage v. Collins, decided by Federal Circuit on December 3, 2025, resulted in a defendant win outcome. The case concerns the enforceability of a settlement agreement in a patent infringement dispute....
CAFC Affirms PTAB Decision, Upholding Seagen's Cancer Drug Patent
Seagen Inc. v. Daiichi Sankyo Company, Ltd., decided by Federal Circuit on December 2, 2025, resulted in a defendant win outcome. The core dispute centered on whether Daiichi Sankyo's patent for a can...
Federal Circuit Affirms Non-Infringement of Gesture Interface Patent
In Re GESTURE TECHNOLOGY PARTNERS, LLC, decided by Federal Circuit on December 1, 2025, resulted in a defendant win outcome. The case concerns whether a patent for a gesture-based user interface was i...
Federal Circuit Affirms Non-Infringement of Smart Lighting Patent
Smartrend Manufacturing Group (Smg), Inc. v. Opti-Luxx Inc., decided by Federal Circuit on November 13, 2025, resulted in a defendant win outcome. The core dispute centered on whether Opti-Luxx's "sma...
Federal Circuit Affirms PTAB Obviousness Finding for Motorola Patents
In Re MOTOROLA SOLUTIONS, INC., decided by Federal Circuit on November 6, 2025, resulted in a defendant win outcome. The Federal Circuit affirmed the Patent Trial and Appeal Board's (PTAB) decision th...
Federal Circuit Affirms Non-Infringement of MS Drug Patent
Merck Serono S.A. v. Hopewell Pharma Ventures, Inc., decided by Federal Circuit on October 30, 2025, resulted in a defendant win outcome. The core dispute centered on whether Merck Serono's patent for...
Federal Circuit Affirms Patent Infringement Finding Against Palo Alto Networks
Centripetal Networks, LLC v. Palo Alto Networks, Inc., decided by Federal Circuit on October 22, 2025, resulted in a plaintiff win outcome. The core dispute involved Centripetal Networks' patent infri...
Federal Circuit Affirms Non-Infringement of Lens Manufacturing Patent
Inland Diamond Products Co. v. Cherry Optical Inc., decided by Federal Circuit on October 15, 2025, resulted in a defendant win outcome. The case concerns whether a patent for a "method of manufacturi...
Federal Circuit Affirms Non-Infringement of Semiconductor Manufacturing Patent
Iqe Plc v. Newport Fab, LLC, decided by Federal Circuit on October 15, 2025, resulted in a defendant win outcome. The case concerns whether a patent for a "method of manufacturing a semiconductor devi...
Federal Circuit Affirms PTAB's Finding of Non-Patent-Eligible Claims
Causam Enterprises, Inc. v. Ecobee Technologies Ulc, decided by Federal Circuit on October 15, 2025, resulted in a defendant win outcome. The Federal Circuit affirmed the Patent Trial and Appeal Board...
Federal Circuit Affirms Obviousness Finding, Invalidating Patent
Causam Enterprises, Inc. v. Itc, decided by Federal Circuit on October 15, 2025, resulted in a defendant win outcome. Causam Enterprises sued ITC for patent infringement, alleging that ITC's products ...
Federal Circuit Affirms ITC's Negative Dumping Determination for Gujarat Fluorochemicals
Gujarat Fluorochemicals Ltd. v. United States, decided by Federal Circuit on October 8, 2025, resulted in a defendant win outcome. The Federal Circuit affirmed the International Trade Commission's (IT...
CAFC Affirms Patent Invalidity for Obviousness, Remands Non-Infringement
Focus Products Group International, LLC v. Kartri Sales Co., Inc., decided by Federal Circuit on September 30, 2025, resulted in a mixed outcome. The case concerns a dispute over the validity and infr...
Federal Circuit Affirms Patent Invalidity for Erectile Dysfunction Drug
Bayer Pharma Aktiengesellschaft v. Mylan Pharmaceuticals Inc., decided by Federal Circuit on September 23, 2025, resulted in a defendant win outcome. The core dispute involved the validity of a patent...
Federal Circuit Denies Standing for Patent Infringement Claim
Future Link Systems, LLC v. Realtek Semiconductor Corporation, decided by Federal Circuit on September 9, 2025, resulted in a defendant win outcome. The case concerns whether Future Link Systems (FLS)...
CAFC Affirms Non-Infringement of Fueling System Patent
Magema Technology LLC v. Phillips 66, decided by Federal Circuit on September 8, 2025, resulted in a defendant win outcome. Magema Technology LLC sued Phillips 66 for patent infringement, alleging tha...
Federal Circuit Affirms Non-Infringement of Taction's Patent Claims
Taction Technology, Inc. v. Apple Inc., decided by Federal Circuit on August 13, 2025, resulted in a defendant win outcome. The Federal Circuit affirmed the district court's grant of summary judgment ...
Federal Circuit Affirms Non-Infringement of Patent for Drug Formulation Treatment
Wright v. Collins, decided by Federal Circuit on August 1, 2025, resulted in a defendant win outcome. The case concerns the patentability of a method for treating a patient's condition using a specifi...
Federal Circuit Affirms Patent Infringement Finding and Denies New Trial
Jiaxing Super Lighting Electric Appliance, Co. v. Ch Lighting Technology Co., Ltd., decided by Federal Circuit on July 28, 2025, resulted in a defendant win outcome. The Federal Circuit affirmed the d...
CAFC Affirms Non-Infringement Finding in MS Drug Patent Case
Acorda Therapeutics, Inc. v. Alkermes Plc, decided by Federal Circuit on July 25, 2025, resulted in a defendant win outcome. The Federal Circuit affirmed the district court's grant of summary judgment...
CaseLawBrief currently tracks 25 claim construction cases from Federal Circuit. This number is updated as new opinions are published.
Outcome breakdown: Defendant Win: 22, Mixed: 2, Plaintiff Win: 1.
Each case page on CaseLawBrief includes an AI-generated plain English summary, key holdings, and legal analysis. Click any case above to read its full analysis.