R used in trademarks means registered trademarks.

R is the abbreviation of REGISTER, with a circle R, which is the mark of "registered trademark", which means that the trademark has been applied for registration with the National Trademark Office and has been reviewed and approved by the Trademark Office to become a registered trademark.

The R trademark has the characteristics of exclusivity, exclusivity, and uniqueness. It is exclusively owned by the owner of the registered trademark and is protected by law. No enterprise or individual may use it without the permission or authorization of the owner of the registered trademark. , otherwise you will bear infringement liability.

A trademark is a sign used to identify and distinguish the source of goods or services. It is any sign that can distinguish the goods of a natural person, legal person or other organization from the goods of others, including words, graphics, letters, numbers, Three-dimensional logos, color combinations, sounds, etc. can all be applied for registration as trademarks.

The concept of trademark:

A trademark is a mark used to distinguish one operator’s brand or service from the goods or services of other operators. It is stipulated in my country’s Trademark Law and approved by the Trademark Office Registered trademarks include commodity trademarks, service marks, collective trademarks, and certification marks. The trademark registrant enjoys the exclusive right to use the trademark and is protected by law. If it is a well-known trademark, it will receive legal protection from the exclusive right to use the trademark across categories.

Answer from the official website of the World Intellectual Property Organization: A trademark is a distinctive sign that identifies a certain product or service as being produced or provided by a specific individual or enterprise. The origin of a trademark can be traced back to ancient times. Craftsmen of the time would imprint their signatures or "marks" on their works of art or utilitarian products.

As the years have passed, these marks have evolved into today's trademark registration and protection system. This system helps consumers identify and purchase a product or service because it is indicated by a unique trademark on the product or service. The nature and quality of the product or service meet their needs.

According to the Trademark Law of the People's Republic of China (2013 Amendment), signs (including text, graphics, letters, numbers, sounds, Three-dimensional logos and color combinations, as well as combinations of the above elements).