Patent Rules

Marginal note:Acknowledgment by Commissioner

12 A written communication submitted to the Commissioner in respect of a filing under section 34.1 of the Act and a written communication submitted to the Commissioner before the granting of a patent with the stated or apparent intention of protesting against the granting of that patent must be acknowledged, but information must not be given as to the action taken unless the application for the patent is open to public inspection at the Patent Office.