Any party to whom section 5F (3) of the Act applies (which section relates to appeals against interlocutory judgments or orders) desiring to appeal to the Court, or to obtain the leave of the Court to appeal from any interlocutory judgment or order, shall give notice of appeal or notice of application for leave to appeal within 14 days of the date of the judgment or order or within such extended time as may in any case be allowed by the Court.