It usually takes about 8-12 months to apply for a trademark by yourself. The Trademark Office needs to do a preliminary review. After passing the preliminary review, it will do a substantive review. If it is rejected during this period, it will also need to be rejected and reviewed. It is recommended to use a As a tool for checking trademark status in real time online, Kuaishen has opened a self-service trademark declaration tool that allows you to see the relevant status of your trademark anytime and anywhere.