Federal Circuit IP Blog

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

Federal Circuit IP Blog

“Template for Tailoring” Falls on Losing Side of Computer-Based Patent Eligibility Divide “Template for Tailoring” Falls on Losing Side of Computer-Based Patent Eligibility Divide

Federal Circuit IP Blog

Federal Circuit Split over “Plainly Dissimilar” Design, Affirms Summary Judgement of Non-infringement Federal Circuit Split over “Plainly Dissimilar” Design, Affirms Summary Judgement of Non-infringement

Federal Circuit IP Blog

Federal Circuit Says PTAB’s Delay Is Not a Reviewable “Shenanigan” Under APA Federal Circuit Says PTAB’s Delay Is Not a Reviewable “Shenanigan” Under APA

Federal Circuit IP Blog

Spotlight on Upcoming Oral Arguments – February 2026 Spotlight on Upcoming Oral Arguments – February 2026

Federal Circuit IP Blog

Federal Circuit Affirms Finding that “Best” or “Optimal” Language in Claims Is Indefinite Federal Circuit Affirms Finding that “Best” or “Optimal” Language in Claims Is Indefinite