Conditions for invalidation of a registered trademark obtained by cheating or other improper means; The agent or representative registers the trademark of the principal or the principal in his own name, and the principal or the principal raises an objection. The term is generally five years, and the owner of a well-known trademark is not restricted by the five-year period of malicious registration.

Legal objectivity:

Article 45 of the Trademark Law of People's Republic of China (PRC) violates the provisions of Article 13, paragraphs 2 and 3, Article 15, Article 16, paragraph 1, Article 30, Article 31 and Article 32 of this Law. Within five years from the date of registration of a trademark, the prior obligee or interested party may request the Trademark Review and Adjudication Board to declare the registered trademark invalid. For malicious registration, the owner of a well-known trademark is not limited by five years.