To check the time for applying for a trademark, you can go to the official website of the Trademark Office. If you know the registration application number, you can directly query it with the application number. The application number, category, applicant and other information will appear. Click on any information and enter the verification code. The first line will have the application date. If it is a registered trademark , the registration period will be reflected below, the first one is the registration date, and the last one is the expiration date.