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United States Code

Subchapter I

The Principal Register

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