Time and place of hearing of application

The time and place of hearing the application shall be fixed by the judge but shall not be less than a week after the application for leave to withdraw has been left at the office of the Registrar as hereinbefore provided, and notice of the time and place appointed for the hearing shall be given to such person or persons, if any, as shall have given notice to the Registrar of an intention to apply to be substituted as petitioners, and otherwise in such manner and such time as the judge directs.