1601.04 1881 and 1905 Act Registrations
Registrations that were issued under the Acts of 1881 and 1905 may be renewed under §9 of the Act of 1946, 15 U.S.C. §1059. These registrations are subject to, and entitled to the benefits of, the provisions of the Act of 1946 as though registered on the Principal Register of the Act, except with certain limitations that are set out in §46(b), 15 U.S.C. §1051 note. Some of these limitations can be removed if the registrant claims the benefits of the Act of 1946 under §12(c), 15 U.S.C. §1062(c). See TMEP §1603.
Marks registered under the "10-year proviso" of §5 of the Act of 1905 are deemed to have become distinctive under §2(f) of the Act of 1946, 15 U.S.C. §1052(f). Trademark Act §46(b), 15 U.S.C. §1051 note.
See TMEP §1602.02 regarding the duration of and requirements for maintaining registrations issued under the Acts of 1881 and 1905.