According to the laws of our country, different types of intellectual property rights (copyright, patent rights, trademark rights) have different protection periods

Copyright "Copyright Law"

Article 20 The protection period of the author's right of signature, right of modification, and right of protecting the integrity of the work 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 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 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.

Patent Rights "Patent Rights Law"

Article 42 The term of invention patent rights is twenty years, and the term of utility model patent rights and design patent rights is ten years. , are calculated from the date of application.

Article 43 The patentee shall pay annual fees starting from the year when the patent right is granted.

Article 44 If any of the following circumstances occurs, the patent right shall be terminated before the expiration of the term:

(1) Failure to pay annual fees in accordance with regulations; (2) Patent right A person has given up his patent rights in a written statement.

Trademark Rights "Trademark Rights Law"

Article 37 The validity period of a registered trademark is ten years, calculated from the date of approval of registration.

Article 38 If a registered trademark expires and needs to be continued to be used, an application for renewal of registration shall be made within six months before expiration; if the application is not made during this period, a six-month period may be granted of extension period. If an application has not been made before the extension period expires, the registered trademark will be cancelled.

Each renewal of registration is valid for ten years.

After the registration renewal is approved, an announcement will be made.