According to the effect of trademarks, they are mainly divided into flat trademarks and solid trademarks:

Flat trademarks refer to words, graphics and a combination or composition of words and graphics; three-dimensional trademarks are composed of Trademarks consisting of product packaging, physical appearance, and other three-dimensional or multi-dimensional signs with a three-dimensional appearance.

Trademarks can be divided into commodity trademarks and service trademarks according to the use of trademarks

Commodity trademarks refer to the display trademarks on goods, which are different from other product providers or origins, such as " Qingdao Haier Group", "Sorbonne International Intellectual Property Agency", etc. Service trademarks refer to iconic trademarks used on services to distinguish other service providers.

Special classification of trademarks: collective trademarks and certification marks. Collective trademarks are trademarks registered in the name of a group, association or other organization. The ownership of the trademark belongs to the organization, and individuals are not allowed to use collective trademarks. Certification trademarks refer to trademarks that have supervisory effect on goods or services and are used by specific organizations or individuals for their goods or services. The effect is to certify the unique raw materials or manufacturing methods of the goods or services.