Notwithstanding anything contained in any law for the time being in force, no person shall, except in such cases and under such conditions as may be prescribed by the Central Government, use, or continue to use, for the purpose of any trade, business, calling or profession, or in the title of any patent, or in any trade mark or design, any name or emblem specified in the Schedule or any colourable imitation thereof without the previous permission of the Central Government or of such officer of Government as may be authorised in this behalf by the Central Government.