(1) Copyright in anonymous and pseudonymous works expires 70 years after publication. However, it expires 70 years after the creation of the work if the work was not published within this period.
(2) If the author reveals his or her identity within the period designated in subsection (1) sentence 1 or if the pseudonym adopted by the author leaves no doubt as to his or her identity, the term of protection is calculated in accordance with sections 64 and 65. The same applies if an application is made for the author’s real name to be entered in the register of anonymous and pseudonymous works (section 138) within the period designated in subsection (1) sentence 1.
(3) The author, after his or her death the author’s successor in title (section 30) or the executor (section 28 (2)), is authorised to perform the acts as referred to in subsection (2).