83. If at any time after the expiry of six months from the commencement of this section it is made to appear to the Government that any Government outside Bangladesh has made satisfactory provision for the protection within its territories of trade marks in respect of which an application for registration has been made in Bangladesh, the Government may, by notification in the official Gazette, make provision with regard to trade marks in respect of which an application for registration has been made within the territories of that Government to enable any person who has applied within such territories for registration of a trade mark or his legal representative or assignee to obtain registration of the trade mark in Bangladesh under this Act on his making an application for registration in Bangladesh, within such period as may be fixed in this behalf by the notification as if an application for registration under this Act had been made in respect of that trade mark at the date at which the application for registration was made within the territories of that Government.