Section 11B
Request for examination
1 - No application for a patent shall be examined unless the applicant or any other interested person makes a request in the prescribed manner for such examination within the prescribed period.
3 - In case of an application in respect of a claim for a patent filed under sub-section (2) of section 5 before the 1st day of January,2005 a request for its examination shall be made in the prescribed manner and within the prescribed period by the applicant or any other interested person.
4 - In case the applicant or any other interested person does not make a request for examination of the application for a patent within the period as specified under sub-section (1) or sub-section (3), the application shall be treated as withdrawn by the applicant: Provided that
4(i) - the applicant may, at any time after filing the application but before the grant of a patent, withdraw the application by making a request in the prescribed manner; and
4(ii) - in a case where secrecy direction has been issued under section 35, the request for examination may be made within the prescribed period from the date of revocation of the secrecy direction.