ngs referred to in subsection (1) are taken by a person other than the copyright owner, the copyright owner must be made a party to those proceedings, except (a) in respect of proceedings taken under section 44.1, 44.2 or 44.4; (b) in respect of interlocutory proceedings unless the court is of the opinion that the interests of justice require the copyright owner to be a party; and (c) in any other