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Federal Circuit IP Blog

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

April 15, 2026

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

March 17, 2026

Seminar

Evolving Patent Strategies: Recent PTAB Trends, AI Challenges, and Biotech Innovations

Evolving Patent Strategies: Recent PTAB Trends, AI Challenges, and Biotech Innovations Evolving Patent Strategies: Recent PTAB Trends, AI Challenges, and Biotech Innovations

May 22, 2025

Tokyo

Prosecution First Blog

Means-Plus-Function and Step-Plus-Function Claim Limitations (35 U.S.C. 112(f)): Memo to Examiners from the USPTO Means-Plus-Function and Step-Plus-Function Claim Limitations (35 U.S.C. 112(f)): Memo to Examiners from the USPTO

May 3, 2024

Federal Circuit IP Blog

When to Consider Expert Testimony for Special Purpose Computer-Implemented Means-Plus-Function Claims When to Consider Expert Testimony for Special Purpose Computer-Implemented Means-Plus-Function Claims

October 20, 2023

Prosecution First Blog

Life Sciences Patent Drafting Tool: MPF Claims Life Sciences Patent Drafting Tool: MPF Claims

September 15, 2023

Webinar

Means–Plus–Function and Antibody Patent Claims: Preparing, Defending, and Enforcing MPF Claims Means–Plus–Function and Antibody Patent Claims: Preparing, Defending, and Enforcing MPF Claims

September 14, 2023

Webinar

At the PTAB Blog

Bringing Down the IPR Petition: Lack of Specification Citations Proves Fatal in Addressing Means-Plus-Function Claims Bringing Down the IPR Petition: Lack of Specification Citations Proves Fatal in Addressing Means-Plus-Function Claims

May 2, 2023

News

1 result

Media Mention

The Biggest Patent Cases of 2015 The Biggest Patent Cases of 2015

December 14, 2015

Law360

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