(a) IN GENERAL.-The owner of a patent may have relief by civil action against the owner of another patent that claims the same invention and has an earlier effective filing date, if the invention claimed in such other patent was derived from the inventor of the invention claimed in the patent owned by the person seeking relief under this section. (b) FILING LIMITATION.-An action under this section may be filed only before the end of the 1-year period beginning on the date of the issuance of the first
(a)Interfering subject matter. An interference exists if the subject matter of a claim of one party would, if prior art, have anticipated or rendered obvious the subject matter of a claim of the opposing party and vice versa. (b)Notice of declaration. An administrative patent judge declares the patent interference on behalf of the Director. A notice declaring an interference identifies: (1) The interfering subject matter; (2) The involved applications, patents, and claims; (3) The accorded benefit