(1) Any person may, within three months from the date of advertisement or readvertisement of an application for registration or within such further period, not exceeding one month, in the aggregate, as the Registrar, on application made to him in such manner and on payment of such fee as may be prescribed allows, give notice in writing in the prescribed manner to the Registrar, of opposition to the registration.
     (2) The Registrar shall serve a copy of the notice on the applicant for registration and, within two months from the receipt by the applicant of such copy of the notice of opposition, the applicant shall sent to the Registrar in the prescribed manner a counter-statement of the grounds on which he relies for his application, and if he does not do so, he shall be deemed to have abandoned his application.
     (3) If the applicant sends such counter-statement, the Registrar shall serve a copy thereof on the person giving notice of opposition.
     (4) Any evidence upon which the opponent and the applicant may rely shall be submitted in such manner and within the such time as may be prescribed to the Registrar, and the Registrar shall give an opportunity to them to be heard, if they so desire.
     (5) The Registrar shall, after hearing the parties, if so required, and considering the evidence, decide whether and subject to what conditions or limitations, if any, the registration is to be permitted, and may take into account a ground of objection whether relied upon by the opponent or not.
     (6) Where a person giving notice of opposition or an applicant sending a counter-statement after receipt of a copy of such notice neither resides nor carries on business in India, the Registrar may require him to give security for the costs of proceeding before him, and in default of such security being duly given, may treat the opposition or application, as the case may be, as abandoned.
     (7) The Registrar may, on request, permit correction of any error in, or any amendment of, a notice of opposition or a counter-statement on such terms as he thinks just.