Notwithstanding anything contained in this Act, till the establishment of the Tribunal under section 54, the Intellectual Property Appellate Board established under section 83 of the Trade Marks Act, 1999 (47 of 1999) shall exercise the jurisdiction, powers and authority conferred on the Tribunal under this Act subject to the modification that in any Bench of such Intellectual Property Appellate Board constituted for the purposes of this section, for the Technical Member referred to in sub-section (2) of section 84 of the said Trade Marks Act, the Technical Member shall be appointed under this Act and he shall be deemed to be the Technical Member for constituting the Bench under the said sub-section (2) of section 84 for the purposes of this Act.