Time for filing.
37 C.F.R. § 42.403
in effectEffective: 2024-07-01A 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.
Source: eCFRURL: https://www.ecfr.gov/api/versioner/v1/full/2024-07-01/title-37.xmlFetched: 7/26/2026
