1. Trademark objection means that the prior obligee or interested party thinks that the trademark preliminarily approved by the Trademark Office to be announced is not legal, and puts forward the opinion that it should not be registered to the Trademark Office within 3 months from the date of announcement. If the objection is justified and established, the trademark originally preliminarily approved will not be registered.

2. Declaration of Invalidity Article 44 of China's Trademark Law stipulates that if a registered trademark violates the provisions of Articles 1, 11 and 12 of this Law, or is registered by deception or other improper means, the Trademark Office shall declare the registered trademark invalid; Other units or individuals may request the Trademark Review and Adjudication Board to declare the registered trademark invalid. A registered trademark that is declared invalid in accordance with the provisions of Articles 44 and 45 of the Trademark Law shall be announced by the Trademark Office, and the exclusive right to use the registered trademark shall be regarded as nonexistent from the beginning.