He also has an important post that you really should read if you use Trademark
Electronic Application System, or TEAS, in your work: The U.S. Patent and Trademark Office is proposing a couple of rule changes, including a provision for TEAS users who want «to file a trademark or service mark application for
registration on the Principal Register
under section 1 and / or 44 of the act to pay a reduced fee
under certain circumstances.»