This depends on the specific situation. There are generally two situations:
1. If the other party is already using the trademark before the date of application by the applicant, but has not registered it, wait for you During the announcement period or after obtaining the certificate, the other party can file an objection during the announcement period or apply for invalidation after obtaining the certificate. The applicant's trademark rights may be canceled based on the other party's prior right to use the trademark, and the other party obtains the exclusive right to use the trademark. .
2. If the other party uses the trademark after the date of application, you can protect your rights after you get the certificate.