How long is the copyright term of the paper?
Fifty years.
legal provision
Article 20 of the Copyright Law The term of protection of an author's right of authorship, right of revision and right of protecting the integrity of a work is unlimited.
Article 21 The protection period of citizens' right of publication and the rights stipulated in Item (5) to Item (17) of Paragraph 1 of Article 10 of this Law shall be the author's life and fifty years after his death, and shall end on 65438+February 3 1 day in the fiftieth year after his death; If it is a cooperative work, the deadline is 65438+February 3 1 50 years after the death of the last dead author.
The term of protection for the works of a legal person or other organization and the works in which a legal person or other organization enjoys the right to publish and the rights stipulated in Items (5) to (17) of Paragraph 1 of Article 10 of this Law is fifty years, ending at 65438+February 3 1 day in the fiftieth year after the first publication of the works, but the works have not been published within fifty years after the completion of the creation.
For cinematographic works and works created by similar cinematographic or photographic methods, the term of protection of the right of publication and the rights specified in Item (5) to Item (17) of Paragraph 1 of Article 10 of this Law is fifty years, ending at 65438+February 3 1 day in the fiftieth year after the first publication of the works. However, if the work is not published within 50 years after the creation is completed, this law will no longer protect it.
How long the copyright of the paper will be used depends on the actual situation. At this time, it is best to ask a professional doctor to do it. When you can't solve the problem of long-term use of paper copyright or the use of paper copyright, you should ask a professional lawyer to help you.