Your design should check whether others have registered this product. If someone else has not registered it and it is not similar to someone else's registered trademark, you can use it. Of course, in order to ensure the convenience in the future, it is best to register the pattern as a new trademark separately. If the registration is approved, it means that you have two registered trademarks, which can be used in combination or separately.

China Trademark Network has a graphic query function, but most people don't check it. According to the classification of graphics, select the appropriate group to query. It is suggested to ask a professional trademark agency for help.