Subchapter I - THE PRINCIPAL REGISTER

Section 1051 - Application for registration; verification
Section 1052 - Trademarks registrable on principal register; concurrent registration
Section 1053 - Service marks registrable
Section 1054 - Collective marks and certification marks registrable
Section 1055 - Use by related companies affecting validity and registration
Section 1056 - Disclaimer of unregistrable matter
Section 1057 - Certificates of registration
Section 1058 - Duration, affidavits and fees
Section 1059 - Renewal of registration
Section 1060 - Assignment
Section 1061 - Execution of acknowledgments and verifications
Section 1062 - Publication
Section 1063 - Opposition to registration
Section 1064 - Cancellation of registration
Section 1065 - Incontestability of right to use mark under certain conditions
Section 1066 - Interference; declaration by Director
Section 1066a - Ex parte expungement
Section 1066b - Ex parte reexamination
Section 1067 - Interference, opposition, and proceedings for concurrent use registration or for cancellation; notice; Trademark Trial and Appeal Board
Section 1068 - Action of Director in interference, opposition, and proceedings for concurrent use registration or for cancellation
Section 1069 - Application of equitable principles in inter partes proceedings
Section 1070 - Appeals to Trademark Trial and Appeal Board from decisions of examiners
Section 1071 - Appeal to courts
Section 1072 - Registration as constructive notice of claim of ownership