(2) The registrar shall give the applicant sixty days from the date of the invitation to furnish the missing drawings or correct the application. (3) Where the registrar determines that the applicant has not complied with an invitation referred to in section 28(2) or (3) of the Act and, treats the application as if it had not been filed under section 28(3) of the Act, the registrar shall, within fourteen days after his determination, inform the applicant of the registrar’s decision. (4) An applicant shall be entitled to only one correction of the application unless the registrar directs otherwise. 20. Filing date. Where the registrar invites the applicant to furnish missing drawing or file corrections, the filing date of the application shall be the date of receipt of the missing drawings or corrections. 21. Confidentiality of application before publication. (1) The registrar shall keep information about a patent application confidential until the application is published. (2) This regulation does not apply to— (a) the application number; (b) the name of the applicant; (c) the filing date of the application; (d) if priority is claimed, the priority date and the name of the state in which or for which the earlier application was filed and the number of the earlier application; and (e) the title of the invention. 22. Publication of application. The registrar shall publish the following particulars in respect of each application for a patent— 219