A trademark is a mark used to distinguish one operator’s brand or service from the goods or services of other operators. Only after a trademark has been registered does it have the exclusive right to register a trademark. 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 need to be distinctive and well-known through use before they are protected. my country's Trademark Law stipulates that for trademarks approved and registered by the Trademark Office, including commodity trademarks, service marks, collective trademarks, and certification marks, the trademark registrant enjoys exclusive rights to the trademark and is protected by law. If it is a well-known trademark, he will obtain a cross-category trademark. Legal protection of exclusive rights. According to the Trademark Law of the People's Republic of China and the State Trademark Law, marks that can distinguish one's own goods or services from those of others include words, graphics, letters, numbers, sounds, three-dimensional marks and color combinations, as well as combinations of the above elements. combination. The query method is also very simple. Search "Trademark Office" on Baidu and enter the trademark name in the comprehensive trademark query. If the query is found, it proves that it has been registered. If there is no record, it has not been registered. Legal basis: Article 3 of the Trademark Law of the People's Republic of China A trademark approved and registered by the Trademark Office is a registered trademark, including commodity trademarks, service trademarks, collective trademarks, and certification trademarks; the trademark registrant enjoys the exclusive right to use the trademark and is subject to Legal protection.