Anonymous works, photographs, cinematographic works, sound recordings, government works, and works of corporate authorship or of international organizations enter the public domain 60 years after the date on which they were first published, counted from the beginning of the following calendar year (i.e. as of 2024, works published prior to 1 January 1964 are considered public domain).
Posthumous works (other than those above) enter the public domain after 60 years from publication date, counted from the beginning of the following calendar year.
Any kind of work other than the above enters the public domain 60 years after the author's death (or in the case of a multi-author work, the death of the last surviving author), counted from the beginning of the following calendar year.
Text of laws, judicial opinions, and other government reports are free from copyright.
The Indian Copyright Act, 1957 is not retroactive, so any work in which copyright did not subsist when it commenced did not have its copyright restored, and is in the public domain per the Copyright Act 1911.
Note that this work might not be in the public domain in countries that do not apply the rule of the shorter term and have copyright terms longer than life of the author plus 60 years. In particular, Mexico is 100 years, Jamaica is 95 years, Colombia is 80 years, Guatemala and Samoa are 75 years, and Switzerland and the United States are 70 years.
Esta obra puede no estar en el dominio públicoen los Estados Unidos puesto que sus derechos de autor en EE. UU. fueron restaurados por la ley URAA debido a que todavía se encontraba protegida en su país de origen en la fecha de la ley URAA (1 de enero de 1996 en la mayoría de casos; véase «Wikipedia:Non-U.S. copyrights» para más detalles). En la mayoría de casos, está protegida por derechos de autor en los EE. UU. hasta pasados 95 años desde el año en el que fue publicada inicialmente (o al menos hasta 2047, si se publicó entre 1978 y 2002, inclusive). Por favor, no utilizar esta plantilla para archivos cargados a partir del 1 de marzo de 2012.
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