Federal Circuit IP Blog

Federal Circuit IP Blog

“2” Does Not Provide Written Description Support for “1”: Federal Circuit Affirms District Court’s Invalidation of Patent “2” Does Not Provide Written Description Support for “1”: Federal Circuit Affirms District Court’s Invalidation of Patent

Federal Circuit IP Blog

Federal Circuit Vacates and Remands Infringement and Damages Judgment After Erroneous Verdict Form and Eligibility Analysis Federal Circuit Vacates and Remands Infringement and Damages Judgment After Erroneous Verdict Form and Eligibility Analysis

Federal Circuit IP Blog

Federal Circuit Affirms Noninfringement Ruling in Hatch-Waxman Litigation Based on Claim Construction, Prosecution History Estoppel, and the Disclosure-Dedication Rule Federal Circuit Affirms Noninfringement Ruling in Hatch-Waxman Litigation Based on Claim Construction, Prosecution History Estoppel, and the Disclosure-Dedication Rule

Federal Circuit IP Blog

Mere Invalidity of Asserted Claims Does Not Render Patent Infringement Case Exceptional or Warrant Sanctions Mere Invalidity of Asserted Claims Does Not Render Patent Infringement Case Exceptional or Warrant Sanctions

Federal Circuit IP Blog

Redesigns Done Right at the ITC: Federal Circuit Affirms ITC Determination of Noninfringement of Redesigned Products Redesigns Done Right at the ITC: Federal Circuit Affirms ITC Determination of Noninfringement of Redesigned Products

Federal Circuit IP Blog

Federal Circuit Holds Defend Trade Secrets Act Claim Untimely Filed Federal Circuit Holds Defend Trade Secrets Act Claim Untimely Filed

Federal Circuit IP Blog

Federal Circuit Affirms Indefiniteness of the Term “About” Federal Circuit Affirms Indefiniteness of the Term “About”

Federal Circuit IP Blog

Federal Circuit Reinforces Injury-in-Fact Requirement in Appeals from Post-Grant Proceedings Federal Circuit Reinforces Injury-in-Fact Requirement in Appeals from Post-Grant Proceedings

Federal Circuit IP Blog

Spotlight on Upcoming Oral Arguments – June 2026 Spotlight on Upcoming Oral Arguments – June 2026

Federal Circuit IP Blog

Federal Circuit Affirms § 102(b) Invalidity; Source Code Commands Are Not Hearsay Federal Circuit Affirms § 102(b) Invalidity; Source Code Commands Are Not Hearsay

Federal Circuit IP Blog

When “and” and “e.g.” Matter: Federal Circuit Revives VLSI vs. Intel Case When “and” and “e.g.” Matter: Federal Circuit Revives VLSI vs. Intel Case

Federal Circuit IP Blog

Federal Circuit Affirms District Court’s Invalidation of Patents Because Inventorship Could Not Be Corrected Without Giving All Inventors Notice and an Opportunity to Be Heard Federal Circuit Affirms District Court’s Invalidation of Patents Because Inventorship Could Not Be Corrected Without Giving All Inventors Notice and an Opportunity to Be Heard

Federal Circuit IP Blog

Federal Circuit Reverses Eligibility of Software Claims Where Technical Improvements Were Not Reflected in Claims Federal Circuit Reverses Eligibility of Software Claims Where Technical Improvements Were Not Reflected in Claims

Federal Circuit IP Blog

Federal Circuit Reverses Indefiniteness Ruling on Means-Plus-Function Claim Federal Circuit Reverses Indefiniteness Ruling on Means-Plus-Function Claim

Federal Circuit IP Blog

Spotlight on Upcoming Oral Arguments – April 2026 Spotlight on Upcoming Oral Arguments – April 2026

Federal Circuit IP Blog

Federal Circuit: Unaccused Products “Tethered” to Infringement Can Be Used to Calculate Damages Federal Circuit: Unaccused Products “Tethered” to Infringement Can Be Used to Calculate Damages

Federal Circuit IP Blog

Federal Circuit Affirms Noninfringement Where Expert’s Analysis of Means-Plus-Function Claim Failed to Account for Disclosed Structure Federal Circuit Affirms Noninfringement Where Expert’s Analysis of Means-Plus-Function Claim Failed to Account for Disclosed Structure

Federal Circuit IP Blog

The Power of Policy: Fintiv Remains Intact at the PTAB The Power of Policy: Fintiv Remains Intact at the PTAB

Federal Circuit IP Blog

Fast‑Forward to Ineligibility: Federal Circuit Invalidates Web‑Conferencing Patent Under § 101 Fast‑Forward to Ineligibility: Federal Circuit Invalidates Web‑Conferencing Patent Under § 101

Federal Circuit IP Blog

Federal Circuit Reverses JMOL and Exclusion of Experts under Daubert Federal Circuit Reverses JMOL and Exclusion of Experts under Daubert

Federal Circuit IP Blog

Motion to Dismiss Vacated for Implicit Claim Construction Against Non-Movant Motion to Dismiss Vacated for Implicit Claim Construction Against Non-Movant

Federal Circuit IP Blog

Federal Circuit Upholds Director Deinstitution Despite Sotera Stipulation Federal Circuit Upholds Director Deinstitution Despite Sotera Stipulation

Federal Circuit IP Blog

Spotlight on Upcoming Oral Arguments – March 2026 Spotlight on Upcoming Oral Arguments – March 2026

Federal Circuit IP Blog

$85 million Verdict Affirmed: Federal Circuit Shuts Down Ingevity’s Challenge to Antitrust Verdict $85 million Verdict Affirmed: Federal Circuit Shuts Down Ingevity’s Challenge to Antitrust Verdict

Federal Circuit IP Blog

Nearest Referent, Nearest Resolution: Federal Circuit Clarifies Encryption Claim Language Nearest Referent, Nearest Resolution: Federal Circuit Clarifies Encryption Claim Language