Section 4 Representation 18.--(1) Any person who is party to administrative or judicial proceedings provided for by this Law but who does not have a domicile or registered office in Switzerland must appoint a representative domiciled in Switzerland. ###>3) En cas de dépôt d'un design en deux dimensions (dessin) pour lequel le déposant a demandé l'ajournement de la publication conformément à l'art.