(1) The patentee, and any person claiming an interest in the patent as exclusive licensee or otherwise, are parties to any proceedings under section 133, 134 or 138.
Note: See Part 3 for details of parties to proceedings under that Part.
(2) In any proceedings under this Chapter:
(a) the applicant must serve a copy of the application on the Commissioner; and
(b) the Commissioner may appear and be heard in the proceedings.