43.5. Where the name or whereabouts of a person, in respect of whom the court has dispensed with intimation on a ground specified in rule 43.2(c) (dispensing with intimation to connected persons), subsequently becomes known to the pursuer while the action is depending before the court, the pursuer shall apply by motion under rule 13.8(1) (warrants after signeting) for a warrant for intimation to such a person; and such intimation shall be made in accordance with rule 43.3(2).