GroundRules
37 CFR 42.403: Time for filing.
Where this section sits in the code
- 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
A petition for a derivation proceeding must be filed within the one-year period beginning on the date of the first publication of a claim to an invention that is the same or substantially the same as the earlier application's claim to the allegedly derived invention.
Collected 2026-08-27T02:25:45Z. Source file · JSON