Patents:
Article 42 of the Patent Law stipulates that the term of invention patent rights is twenty years, and the term of utility model patent rights and design patent rights is ten years, both starting from Calculated from the date of application.
Intellectual activities (if you are referring to copyright and authorship):
Article 20 of the Copyright Law: The author’s right of signature, right of modification, and right to protect the integrity of the work have no protection period. Restricted.
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 shall be protected for the lifetime of the author and Fifty years after the death of the author, it ends on December 31 of the fiftieth year after the death of the author; if it is a joint work, it ends on December 31 of the fiftieth year after the death of the last author.
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 from the completion of 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.
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