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Stephen E. Zweig, PhD JD, Patent Attorney

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35 USC 101

Ex Parte Desjardins: The USPTO makes AI Patents easier

March 19, 2026
Ex parte Desjardins

USPTO Director Squires issued a precedential decision, further opening the door for patents on AI inventions. Here’s what this decision means. Prosecuting … Read more

Categories Alice Issues, Patents

PERA: Congress attempts to fix Patent Eligibility

March 18, 2026
Tux in front of Congress

The courts have spent a decade telling inventors their ideas are “abstract.” Congress is finally tired of it too. If you have … Read more

Categories Alice Issues, Patents

Machine Learning is Generic

March 14, 2026April 24, 2025
Judicial Decision: Designed by Wannapik

In Recentive Analytics vs Fox, the Federal Circuit determined that absent more, machine learning methods are now considered “generic.” Patentability is always … Read more

Categories Alice Issues, IP Strategy

Contour vs GoPro: limiting “Alice” abstraction

March 14, 2026November 23, 2024
Rube Goldberg Self Operating Napkin Invention

SCOTUS’s “Alice” analysis encourages analyzing patent claims at a high level of abstraction. The Contour vs GoPro decision helps limit this. When … Read more

Categories Alice Issues, Litigation

12(b)(6) motion to dismiss as abstract

August 3, 2025July 23, 2023
Federal 12(b)(6) motion to dismiss a patent as abstract

In the recent Trinity vs. Covalent decision, the Federal Circuit gave patent infringers a new defensive weapon: a 12(b)(6) motion to dismiss … Read more

Categories Alice Issues, Litigation

Patentability of LLM and AI

August 3, 2025June 15, 2023
LLM and AI equipped robot reading a book

LLM (Large Language Model) and AI (artificial intelligence) inventions are patentable in the US. But since AI is no longer new, their … Read more

Categories Alice Issues, IP Strategy, Patents
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