You can find the information you want to inquire according to the following operation methods:

Baidu searches "Trademark Office" and then finds the website with the official website label. Most websites without the official website label are advertisements. Don't enter

official website of the Trademark Office and click on the trademark query, as shown in the following figure:

Then there will be a usage prompt, and I will accept it, as shown in the following figure:

At this time, there will be various queries.

The second item is comprehensive query, which can be queried according to the applicant, name and registration number of the trademark. Among them, comprehensive query is most used by ordinary users, because the status of their own trademarks and trademarks of other companies can be found in a wide range. Click comprehensive query as shown in the figure below

and then you can find the information you want to query.