1. Trademarks are used in production and business activities to identify the source of goods or services;

Logo is a logo, which is not completely equivalent to a trademark. Its scope may include trademarks or some signs that are not trademarks.

2. Trademarks approved and registered by the Trademark Office are registered trademarks, including commodity trademarks, service trademarks, collective trademarks and certification trademarks;

the registrant of a trademark enjoys the exclusive right to use the trademark and is protected by law;

3. Logo may be used in internal activities of an enterprise or a study group of a university. Only the logo used in production and business activities that can distinguish the sources of goods and services can be called a trademark.

Historical development of trademarks:

1. Ancient signs: As early as ancient Egypt and Babylon, craftsmen carved marks on their products to show their differences;

2. guild system in the middle ages: in the middle ages, the rise of guild system promoted the development of trademarks, and craftsmen had to mark their products to prove their guild membership;

3. Industrial Revolution: With the advent of the industrial revolution, large-scale production and commodity circulation became possible, and trademarks became an important tool for brand recognition;

4. Modern Trademark Law: At the end of 19th century, with the enactment of Trademark Law, trademark registration and protection became possible, and the legal status of trademarks was confirmed;

5. International protection: In the 2th century, with the development of international trade, many countries signed agreements and established an international protection mechanism for trademarks.

to sum up, the difference between trademarks and logos is that trademarks are used in production and business activities to identify the source of goods or services, while logos may include trademarks or some signs that are not trademarks. A registered trademark enjoys the exclusive right to use a trademark and is protected by law. Only a logo used in production and business activities to distinguish the sources of goods and services can be called a trademark.

Legal basis:

Article 3 of the Trademark Law of the People's Republic of China

Trademarks approved and registered by the Trademark Office are registered trademarks, including commodity trademarks, service trademarks, collective trademarks and certification trademarks; Trademark registrants enjoy the exclusive right to use trademarks and are protected by law. The term "collective trademark" as mentioned in this Law refers to a sign registered in the name of a group, association or other organization for members of the organization to use in commercial activities, so as to show the membership of users in the organization. The term "certification trademark" as mentioned in this Law refers to a mark controlled by an organization that has the ability to supervise a commodity or service and used by units or individuals outside the organization to prove the origin, raw materials, manufacturing methods, quality or other specific qualities of the commodity or service. Special matters concerning the registration and management of collective trademarks and certification trademarks shall be stipulated by the administrative department for industry and commerce of the State Council.