On August 11, 2025, the Federal Circuit reversed the District of Utah’s ruling that all but one of the claims in PowerBlock Holdings, Inc.’s U.S. Patent No. 7,578,771 were invalid under 35 U.S.C. § 101. PowerBlock Holdings,...more
In a pivotal ruling for patent damages and standard-essential patent (SEP) litigation, the Federal Circuit vacated a $300 million award against Apple in a long-standing dispute with Optis Cellular Technology, LLC. See Optis...more
7/8/2025
/ Appeals ,
Apple ,
CAFC ,
Corporate Counsel ,
Damages ,
Evidence ,
Expert Testimony ,
FRAND ,
Patent Infringement ,
Patent Litigation ,
Section 101 ,
Standard Essential Patents
In what is certain to become a landmark decision, the Federal Circuit has resolved a long-standing question that divided patent litigators and judges alike: does IPR estoppel apply to physical systems (“system art”) described...more
5/9/2025
/ Appeals ,
CAFC ,
Estoppel ,
Inter Partes Review (IPR) Proceeding ,
Judicial Authority ,
Litigation Strategies ,
Patent Invalidity ,
Patent Litigation ,
Patent Trial and Appeal Board ,
Prior Art ,
Statutory Interpretation
The Federal Circuit issued a precedential opinion on March 4, 2025, that serves as valuable guidance for product-by-process claims, particularly in the context of inherency in claim construction. In Restem, LLC v. Jadi Cell,...more
4/24/2025
/ Appeals ,
Biotechnology ,
Claim Construction ,
Inherency ,
Inter Partes Review (IPR) Proceeding ,
Obviousness ,
Patent Litigation ,
Patent Trial and Appeal Board ,
Patent Validity ,
Patents ,
Pharmaceutical Patents ,
Prior Art