(1) If an opposition has been filed against the registration of a trade mark because of an international registration, section 43 (1) shall apply provided that one of the dates referred to in section 115 (2) shall take the place of the date from which opposition to the trade mark was no longer possible.
(2) If an application for a declaration of invalidity of a registered trade mark is filed in accordance with section 51 or such an action is brought because of an international registration, section 53 (6) and section 55 (3) shall apply provided that one of the dates referred to in section 115 (2) shall take the place of the date from which opposition to the trade mark was no longer possible.