There are 4 major categories:

(1) Classified according to the structure of the trademark, it can be divided into word trademarks, graphic trademarks, and combination trademarks of graphics and words.

(2) Classification according to the purpose and function of trademarks can be divided into commodity trademarks and service trademarks.

(3) According to the different owners and users of trademarks, they can be divided into manufacturing trademarks, sales trademarks and collective trademarks.

(4) Classified according to the management of trademarks, they can generally be divided into registered trademarks and unregistered trademarks.

Extended information:

Scope of application of trademarks:

After a trademark brand or part of a brand is registered by the relevant government department in accordance with the law, it is called a "trademark". Trademarks are protected by law, and the registrant has exclusive rights. Well-known trademarks in the international market are often registered in many countries.

There is a distinction between "registered trademarks" and "unregistered trademarks" in China. Registered trademarks are trademarks that are protected by law after being registered with relevant government departments. Unregistered trademarks are not protected by trademark laws.

Baidu Encyclopedia-Trademark