________________ 10 COPYRIGHT ACT, 1957 (S. 21 Explanation. In this section, the expression "manuscript" means the original document embodying the work, whether written by hand or not. 21. Right of author to relinquish copyright. ---(1) The author of a work may relinquish all or any of the rights comprised in the copyright in the work by giving notice in the prescribed form to the Registrar of Copyrights and thereupon such rights shall, subject to the provisions of sub-section (3), cease to exist from the date of the notice. (2) On receipt of a notice under sub-section (1), the Registrar of Copyrights shall cause it to be published in the official Gazette and in such other manner as he may deem fit. (3) The relinquishment of all or any of the right comprised in the copyright in a work shall not affect any rights subsisting in favour of any person on the date of the notice referred to in sub-section (1). CHAPTER V Term of Copyright 22. Term of copyright in published literary, dramatic, musical and artistic works.-Except as otherwise hereinafter provided, copyright shall subsist in any literary, dramatic, musical or artistic work (other than a photograph) published within the lifetime of the author until fifty years from the beginning of the calendar year next following the year in which the author dies. Explanation.--In this section the reference to the author shall, in the case of a work of joint authorship, be construed as a reference to the author who dies last. 23. Term of copyright in anonymous and pseudonymous works.--In the case of a literary, dramatic, musical or artistic work (other than a photograph), which is published anonymously or pseudonymously, copyright shall subsist until fifty years from the beginning of the calendar year next following the year in which the work in first published : Provided that where the identity of the author is disclosed before the expiry of the said period, copyright shall subsist until fifty years from the beginning of the calendar year next following the year in which the author dies. (2) In sub-section (1), references to the author shall, in the case of an anonymous work of joint authorship, be construed, - (a) where the identity of one of the authors is disclosed, as references to that author ; (b) where the identity of more authors than one is disclosed as references to the author who dies last from amongst such authors. (3) In sub-section (1), references to the author shall, in the case of a pseudonymous work of joint authorship, be construed, (a) where the names of one or more (but not all) of the authors are pseudonymous and his or their identity is not disclosed, as references to the author whose name is not a pseudonym, or, if the names of two or more of the authors are not pseudonyms, as references to such of those authors who dies last; (b) where the names of one or more (but not all) of the authors are pseudonyms and the identity of one or more of them is disclosed, references to the authors who dies last from amongst the authors whose names are not pseudonyms and the authors whose names are preudonyme and are discloned ; and
