Frix
Try Donna

§ 42.402 Who may file a petition for a derivation proceeding.

FederalRegulations

Ask Donna

How this section applies to your facts.

Title 37—Patents, Trademarks, and Copyrights > CHAPTER I—UNITED STATES PATENT AND TRADEMARK OFFICE, DEPARTMENT OF COMMERCE > SUBCHAPTER A—GENERAL > PART 42—TRIAL PRACTICE BEFORE THE PATENT TRIAL AND APPEAL BOARD > Subpart E—Derivation

This text was captured on Sep 22, 2026. It is a snapshot, not a live feed, so check the official code before relying on it.

Text

An applicant for patent may file a petition to institute a derivation proceeding in the Office.

This is a copy of a public record, reproduced as it was published. It is not legal advice, and it may not be the version a court would rely on. Check the official source before you cite it.

A word about cookies

We need a few to keep you signed in and the library working. The rest help us see which pages people use and where they get stuck. They stay off unless you say yes.

§ 42.402 Who may file a petition for a derivation proceeding. · 37 CFR § 42.402 | Frix