After purchasing the song copyright, it can generally be used for fifty years.

The personal rights and property rights included in copyright are as follows:

1. The right of publication, that is, the right to decide whether the work will be made public;

2. The right of signature, that is, the right to indicate the author identity, the right to sign on the work;

3. The right to modify, that is, the right to modify or authorize others to modify the work;

4. The right to protect the integrity of the work, that is, to protect the work from being The right to distort or tamper with;

5. The right to reproduce, that is, the right to make one or more copies of the work by printing, copying, rubbing, recording, videotaping, ripping, remaking, digitizing, etc.;

6. Distribution rights, that is, the right to provide originals or copies of works to the public by selling or donating them;

7. Rental rights, that is, allowing others to temporarily use audio-visual works, The right to originals or copies of computer software, except where the computer software is not the main subject of the lease;

8. Exhibition rights, that is, the right to publicly display originals or copies of works of art and photography;

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9. Performance rights, that is, the right to publicly perform works and publicly broadcast the performances of works by various means;

10. Screening rights, that is, public reproduction through projectors, slide projectors and other technical equipment Rights to art, photography, audio-visual works, etc.;

11. Broadcasting rights, that is, public dissemination or rebroadcasting of works by wired or wireless means, and the use of loudspeakers or other similar tools for transmitting symbols, sounds, and images The right to disseminate broadcast works to the public, but does not include the rights specified in Item 12 of this paragraph;

12. The right to disseminate information network, that is, to provide the public with wired or wireless means so that the public can The right to obtain the work at the time and place of its choosing;

13. Filming rights, that is, the right to fix the work on a carrier by filming audiovisual works;

14. Adaptation Right, that is, the right to change a work and create a new original work;

15. Translation right, that is, the right to convert a work from one language into another language;

16. The right of compilation, which is the right to assemble works or fragments of works into new works through selection or arrangement;

17. Other rights that should be enjoyed by the copyright owner.

In summary, according to the provisions of the Copyright Law, the duration of the copyright of a musical work is determined by the specific rights of the music copyright. If it is a property right, it is generally fifty years after the death of the author.

Legal basis:

Article 20 of the Copyright Law of the People's Republic of China

The author's right of signature, right of modification, and protection of the integrity of the work The term of protection of the right is not limited.

Article 21

The right to publish the works of citizens and the rights stipulated in Items (5) to (17) of Article 10, Paragraph 1 of this Law The protection period is the life of the author and fifty years after his death, ending on December 31 of the fiftieth year after the death of the author; if it is a collaborative work, it will end on December 31 of the fiftieth year after the death of the last author. day.

Works and copyrights (excluding the right of authorship) of legal persons or other organizations are enjoyed by legal persons or other organizations. The protection period of the rights stipulated in Item 17) is fifty years, ending on December 31, the fiftieth year after the work was first published. However, if the work has not been published within fifty years after its creation, this law will no longer protect it.

The rights to publish cinematographic works, works created using methods similar to filmmaking, and photographic works, and the rights stipulated in Items (5) to (17) of Article 10, Paragraph 1, of this Law The protection period is fifty years, ending on December 31, the fiftieth year after the work was first published. However, if the work has not been published within fifty years from the completion of its creation, this law will no longer protect it.