Patents

Fed. Circuit Upholds Gene Patents Under Section 101 in REGENXBIO

The patent eligibility of genetically engineered products remains a highly litigated issue in intellectual property law.

Feb 20 • PatentRiff

CAFC Plays with Means-Plus-Function Claims in GET v. Sony

Evidence and experts are crucial with MPF language

Feb 20 • PatentRiff

USPTO Hour Talks Central Reexamination Unit

A Surge in Electrical Ex Parte Reexamination Filings

Feb 19 • PatentRiff

Federal Circuit Finds Ineligible 'Template' in GoTV v. Netflix

Tailoring content to one-size-fits-most appears to backfire

Feb 10 • PatentRiff

USPTO Aims to Ignite Participation in Standards with New SPARK Pilot Program

In conjunction with the new SEP Working Group

Jan 15 • PatentRiff

Federal Circuit Insulates PTAB in Ethanol Boosting Systems Opinion

A High Bar for Challenging PTAB 'Shenanigans'

Dec 26, 2025 • PatentRiff

CAFC Clarifies Doctrine of Equivalents and Injunction Standards in Wonderland v. Evenflo

Plus, the "Dracula Project" Emails

Dec 19, 2025 • PatentRiff

WSJ Op-Ed Pleas for Anti-Troll Measures After 'Patent Bounty' Case

The Risk of Overcorrection in the Patent System

Dec 9, 2025 • PatentRiff

USPTO Formalizes Role of Rule 132 Subject-Matter Eligibility Declarations (SMEDs)

Memos: Evidence Over Abstraction

Dec 4, 2025 • PatentRiff

'Optimal' Trap: CAFC Affirms Indefiniteness of Subjective Routing Criteria

Precision in patent drafting is not merely a stylistic preference; it is a statutory requirement.

Nov 25, 2025 • PatentRiff

Function & Design: CAFC Reverses Utility Patent Infringement and Remands Design Patent Dispute

Nov 14, 2025 • PatentRiff

CAFC Greenlights Immediate Appeals of Anti-SLAPP Denials, Confirms Patent Filing is ‘Protected Activity’

In an interesting ruling for intellectual property litigators operating under California law, the U.S.

Oct 20, 2025 • PatentRiff

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