Legal subjectivity:
Intellectual property rights have time limits, including patent rights, copyrights and trademark rights. Their terms vary, as follows: Patent rights: 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 calculated from the filing date. Copyright: The author's right of signature, right of modification, and right to protect the integrity of the work are not limited in terms of protection period. For a citizen's work, the right to publish and the rights stipulated in Items (5) to (17) of Article 10, Paragraph 1 of this Law shall be protected for the life of the author and fifty years after his death, ending after the death of the author. December 31 of the fiftieth year; if it is a joint work, the deadline is December 31 of the fiftieth year after the death of the last author. Trademark rights: The validity period of a registered trademark is ten years, calculated from the date of approval of registration. If a registered trademark expires and needs to be continued to be used, the trademark registrant shall go through the renewal procedures in accordance with the regulations within twelve months before expiration; if it fails to do so during this period, a six-month extension period may be granted. Each renewal of registration is valid for ten years, starting from the day after the expiration of the previous term of validity of the trademark. If renewal procedures are not completed upon expiration, the registered trademark will be cancelled. "Copyright Law" Article 21 "Copyright Law" Article 21 "Trademark Law of the People's Republic of China" Article 39 "Trademark Law of the People's Republic of China" Article 40 "China Trademark Law" Article 42 of the Patent Law of the People's Republic of China is legally objective:
Article 22 of the Copyright Law of the People's Republic of China: Author's right of signature, right of modification, protection of works The term of protection of the right of integrity is unlimited. Article 23 of the "Copyright Law of the People's Republic of China" for the works of natural persons, the right to publish 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 collaborative work, it ends on December 31 of the fiftieth year after the death of the last author. Article 37 of the Copyright Law of the People's Republic of China: Publishers have the right to permit or prohibit others from using the layout designs of books and periodicals they publish. The protection period of the rights stipulated in the preceding paragraph is ten years, ending on December 31 of the tenth year after the books or periodicals using the format design are first published.