§27    (15 U.S.C. §1095)  Principal registration not precluded by supplemental registration

Registration of a mark on the supplemental register, or under the Act of March 19, 1920, shall not preclude registration by the registrant on the principal register established by this chapter. Registration of a mark on the supplemental register shall not constitute an admission that the mark has not acquired distinctiveness.

(Amended Nov. 16, 1988, 102 Stat. 3943.)