Metro protects its intellectual property, such as the sound of the railcar door chimes and voice announcements, Metro's "M" logo, and the SmarTrip® service mark. For example, the "M" logo and SmarTrip® service mark are registered with the U.S. Patent and Trademark Office, and Metro's copyrighted Metrorail system map is registered with the Library of Congress Copyright Office.
Permission/licenses can be granted to use Metro's intellectual property, provided Metro officials approve the proposed use and the requester agrees to comply with stipulated conditions in advance. Regardless of any permit/license granted, Metro retains exclusive ownership of all its intellectual property rights captured in any scenes/photographs subject to the rights granted to the licensee in the approved permit/license.
If permission is granted, licensees must adhere to the following conditions when using Metro's intellectual property:
The grant of permission to use Metro's intellectual property is nonexclusive. Also, Metro has the right to revoke permission to use its intellectual property if any of the above conditions are violated.