19 C.F.R. § 133.11 Trade names eligible for recordation.
Title 19 - Customs Duties
The name or trade style used for at least 6 months to identify a manufacturer or trader may be recorded with the United States Customs Service. Words or designs used as trademarks, whether or not registered in the U.S. Patent and Trademark Office shall not be accepted for recordation as a trade name. Generally, the complete business name will be recorded unless convincing proof establishes that only a part of the complete name is customarily used. [T.D. 72–266, 37 FR 20678, Oct. 3, 1972, as amended by T.D. 91–77, 56 FR 46115, Sept. 10, 1991]
Title 19: Customs Duties
PART 133—TRADEMARKS, TRADE NAMES, AND COPYRIGHTS
Subpart B—Recordation of Trade Names
§ 133.11 Trade names eligible for recordation.

