The regional offices carry out administrative functions such as arranging trade plates for garages, vehicle inspections and personalised registrationmark transfers.
Of course, and this is a topic for another day, no one is required to own a federal registration to use a trademark, and the absence of a registration does not prove a mark is unlawful.
Despite the gauntlet that is the United States Patent and Trademark Office, many of the trademarks which are allowed by the Trademark Office are opposed by some competitor in an administrative law tribunal because they feel the mark violated one of the rules of registration.
The company identified the aircraft, based at Goodwood, as a privately-owned Mark IX version of the famous wartime fighter with the registration G-TRIX.