Article 37 Where a registered trademark is used, a "registered trademark" or a registration mark may be marked on the goods and their packages, manuals or other attachments.

Registration marks include (note plus 0) and (r plus 0). The use of a registered trademark shall be marked in the upper right corner or the lower right corner of the trademark.

Note: The R mark must be printed in the upper right corner or the lower right corner of the registered trademark.