Patents Act, 1970
133. Notification as to convention countries
(1) With a view to the fulfillment of a treaty, convention or arrangement with any country outside India which affords to applicants for patents in India or to citizens of India similar privileges as are granted to its own citizens in respect of the grant of patents and the protection of patent rights, the Central Government may, by notification in the Official Gazette, declare such country to be a convention country for the purposes of this Act.
(2) A declaration under sub-section (1) may be made for the purposes either of all or of some only of the provisions of this Act, and a country in the case of which a declaration made for the purposes of some only of the provisions of this Act is in force shall be deemed to be a convention country for the purposes of those provisions only.