At least 70 years have elapsed since the death of its author. When there is more than one author, the copyright expires 70 years after the death of the last surviving co-author.
This is an anonymous or pseudonymous work, and at least 70 years have elapsed since its first legal disclosure (publication).
This is an audiovisual or collective work, and at least 70 years have elapsed since its first legal disclosure (publication.
This is a work that has been created over 70 years ago, but its term does not run from the death of the author or the authors, and it has not been legally disclosed (published) within 70 years from its creation.
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