Section 133.34 - Effective date, term, and cancellation of recordation(a)Effective date. Recordation of copyright and protection thereunder shall be effective on the date an application for recordation is approved, as shown on the recordation notice issued by the United States Customs Service instructing Customs officers as to the terms and conditions of import protection appropriate.(b)Term. The recordation of copyright shall remain in effect for 20 years unless the copyright ownership of the recordant expires before that time. If the ownership expires in less than 20 years, recordation shall remain in effect until the ownership expires. If the ownership has not expired after 20 years, recordation may be renewed as provided in § 133.37 .(c)Cancellation. Recordation of a copyright with the United States Customs Service shall be canceled upon request of the recordant, or if the registration in the U.S. Copyright Office is finally canceled or revoked.T.D. 72-266, 37 FR 20678, Oct. 3, 1972, as amended by T.D. 87-40, 52 FR 9475, Mar. 25, 1987