Legal analysis: You can file an objection within 3 months after the announcement; even if the trademark is registered, you can file a dispute within 3 years, depending on how much the other party attaches to the trademark, because no matter whether it is an objection or a dispute, it requires fees.

Legal basis: "Regulations on the Implementation of the Trademark Law of the People's Republic of China" Article 10 If the party submits the defense and relevant evidence materials directly, the date of submission shall prevail; if it is mailed, the postmark shall be the date of submission. day shall prevail. If the postmark date is unclear or there is no postmark, the actual date of receipt by the Trademark Office shall prevail. The last legal holiday can be extended by one day.