(1) A patentee or an exclusive licensee may file a petition for trial to confirm the scope of rights in the patent to have the scope of protection of the patented invention confirmed. <Amended on Feb. 29, 2016>
(2) Any interested party may file a petition for trial to confirm the scope of rights in the patent to have the scope of protection of any other person's patented invention confirmed. <Newly Inserted on Feb. 29, 2016>
(3) If a petition is filed for trial to confirm the scope of at least two claims in a petition under paragraph (1) or (2), a petition may be filed for each claim separately. <Amended on Feb. 29, 2016>[This Article Wholly Amended on Jun. 11, 2014]