Browse 20 prior art analysis cases decided by Federal Circuit. AI-powered summaries, holdings, and legal analysis.
CAFC Affirms Patent Validity for Eli Lilly's Antidepressant
Teva Pharmaceuticals International Gmbh v. Eli Lilly and Company, decided by Federal Circuit on April 16, 2026, resulted in a defendant win outcome. The case concerns the validity of a patent for Eli ...
Federal Circuit: Method using non-nucleic acid probe not patentable
Cash v. Collins, decided by Federal Circuit on February 5, 2026, resulted in a defendant win outcome. The case concerns the patentability of a method for detecting and quantifying nucleic acids using ...
CAFC Affirms PTAB's Non-Obviousness Finding for Adnexus Patent
Adnexus Inc. v. Meta Platforms, Inc., decided by Federal Circuit on December 5, 2025, resulted in a defendant win outcome. The Federal Circuit affirmed the Patent Trial and Appeal Board's (PTAB) decis...
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....
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 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 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 Affirms PTAB's Obviousness Finding for Patent Claims
In Re BRUNETTI, decided by Federal Circuit on August 26, 2025, resulted in a defendant win outcome. The Federal Circuit affirmed the Patent Trial and Appeal Board's (PTAB) decision that claims of Brun...
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 ...
CAFC Affirms Obviousness Finding, Invalidating MS Drug Patent
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...
Federal Circuit Affirms PTAB's Non-Obviousness Finding for IGT Patents
Igt v. Zynga Inc., decided by Federal Circuit on July 22, 2025, resulted in a defendant win outcome. The Federal Circuit affirmed the Patent Trial and Appeal Board's (PTAB) decision that claims of IGT...
CAFC Affirms Obviousness Rejection of Semiconductor Manufacturing Patent
Deal v. Collins, decided by Federal Circuit on June 27, 2025, resulted in a defendant win outcome. The case concerns whether a patent claim for a "method of manufacturing a semiconductor device" was p...
Federal Circuit Affirms PTAB's Non-Anticipation and Non-Obviousness Finding
In Re VETEMENTS GROUP AG, decided by Federal Circuit on May 21, 2025, resulted in a defendant win outcome. The Federal Circuit affirmed the Patent Trial and Appeal Board's (PTAB) decision that claims ...
Federal Circuit Affirms PTAB Finding of Obviousness for JAK Inhibitor Patents
Incyte Corporation v. Sun Pharmaceutical Industries, Inc., decided by Federal Circuit on May 7, 2025, resulted in a defendant win outcome. The Federal Circuit affirmed the Patent Trial and Appeal Boar...
Federal Circuit Upholds Merck's Januvia Patent Against Obviousness Challenge
Merck Sharp & Dohme B v. v. Aurobindo Pharma USA, Inc., decided by Federal Circuit on March 13, 2025, resulted in a defendant win outcome. The core dispute centered on whether Merck's patent for its b...
Federal Circuit Affirms Non-Infringement of Video Monitoring Patent
Technology Licensing Corp. v. Videotek, decided by Federal Circuit on March 10, 2025, resulted in a defendant win outcome. The core dispute centered on whether Videotek's "SmartView" product infringed...
Federal Circuit Affirms PTAB's Obviousness Finding for Eyelash Extension Patent
Lashify, Inc. v. Itc, decided by Federal Circuit on March 5, 2025, resulted in a defendant win outcome. The Federal Circuit affirmed the Patent Trial and Appeal Board's (PTAB) decision that certain cl...
Federal Circuit Affirms Non-Infringement of Semiconductor Manufacturing Patent
Restem, LLC v. Jadi Cell, LLC, decided by Federal Circuit on March 4, 2025, resulted in a defendant win outcome. The case concerns whether a patent for a "method of manufacturing a semiconductor devic...
CaseLawBrief currently tracks 20 prior art analysis cases from Federal Circuit. This number is updated as new opinions are published.
Outcome breakdown: Defendant Win: 20.
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.