627. Hearings in public.

627.     Hearings in public.

Any hearing1 before the comptroller2 in proceedings relating to an application for a patent, or a patent, must be held in public3. However, any party to the proceedings may apply to the comptroller for a hearing to be held in private4. The comptroller may grant such an application where (1) he considers there is good reason for the hearing to be held in private; and (2) all the parties to the proceedings have had an opportunity to be heard on the matter, and where the application is granted the