The USPTO maintains two registers of trademarks. The main register is the principal register while the other is the supplemental register. Most trademark applications seek registration on the principal register. Registration on the principal register provides the trademark owner with more rights and benefits than the supplemental register.
The advantages of owning a registration on the Principal Register, include that the registration on the Principal Register:
- Provides exclusive nationwide right to use the mark in commerce on or in connection with the goods/services listed in the registration where there was no prior use by others (15 U.S.C. §§ 1057(b), 1115(a));
- Is constructive notice to the public of the registrant’s claim of ownership of the mark (15 U.S.C. §1072);
- Provides a legal presumption of the registrant’s ownership of the mark (15 U.S.C.