(1) Subject to the following provisions of this section, copyright in a literary, dramatic, musical, or artistic work expires at the end of the period of 50 years from the end of the calendar year in which the author dies.
(2) If the work is computer-generated, copyright expires at the end of the period of 50 years from the end of the calendar year in which the work is made.
(3) If the work is of unknown authorship, copyright expires at the end of the period of 50 years from the end of the calendar year in which it is first made available to the public by an authorised act.
(4) For the purposes of subsection (3), the circumstances in which a work may be made available to the public include,—
(5) If—
subsection (1) of this section does not apply to revive copyright in the work.
(6) In relation to a work of joint authorship,—
(7) This section does not apply to copyright in a work to which section 26 or section 28 of this Act applies.
Compare: Copyright, Designs and Patents Act 1988, s 12 (UK); 1962 No 33 s 8(1)
Section 22(4): substituted, on 31 October 2008, by section 14 of the Copyright (New Technologies) Amendment Act 2008 (2008 No 27).