The specific process of filing a trademark infringement case in an intellectual property court is: 1. Sue: Submit a complaint to a court with jurisdiction. 2. Filing a case: If the court considers that it meets the conditions for filing a case, it shall notify the parties to pay the legal fees within 7 days, and file a case after paying the fees. 3. After the court accepts the complaint, it will send a copy of the complaint to the other party within 5 days, and the other party will reply within 15 days. 4. Exchange evidence. If the trademark owner feels it necessary to preserve the evidence of the infringer's infringement before the lawsuit, he needs to submit an application for evidence preservation. 5. Hold a trial. If it is a well-known trademark, a well-known trademark certificate is required. 6. If the collegial panel makes a collegial ruling and refuses to accept the ruling, it shall appeal to the people's court at a higher level within 10 days from the date of service; Those who refuse to accept the judgment shall appeal to the people's court at a higher level within 15 days from the date of service.