877.0.2. The applications referred to in articles 877 and 877.0.1 and any expert reports in support thereof must also be served on or notified to the Public Curator, who may take part in the proceedings, on his own initiative and without notice, as though he were a party thereto. If the Public Curator has not been served or notified, the clerk must suspend the proceedings until proof of service or notification is received at the office of the court.