19 CFR § 133.35 - Change of ownership of recorded copyright.
(a) Application. If the ownership of a recorded copyright is transferred and the owner wishes to continue the recordation with the CBP, he shall make written application to the IPR & Restricted Merchandise Branch as follows:
(1) Comply, as appropriate, with § 133.32; and
(2) Describe any time limit on the rights of ownership transferred.
(b) Document and fee. The application shall be accompanied by:
(1) A certified copy of any assignment, exclusive license, or other document recorded in the U.S. Copyright Office showing the applicant has acquired an ownership interest in the copyright; and
(2) A fee of $80, which covers all copyrights included in the application which have been previously recorded with the U.S. Customs and Border Protection. A check or money order shall be made payable to the U.S. Customs and Border Protection.