answer 1. Trademark license filing means that a trademark registrant must sign a trademark license contract to license others to use its registered trademark. The licensor and the licensee shall, within three months from the date of signing the license contract, submit a copy of the license contract to the county-level administrative department for industry and commerce where they are located for filing, and the licensor shall submit it to the Trademark Office for filing and the Trademark Office shall make an announcement. Where a registered trademark of another person is used with permission, the name of the licensee and the place of origin of the goods must be marked on the goods that share the registered trademark. 2. Materials to be submitted: copy of trademark registration certificate, trademark license contract, copy of business license or ID card of licensor and licensee, and application for filing trademark license contract. In addition, we should pay attention to the following points: (1) the entrusted agency should also be stamped with the official seal of the enterprise; For the record of the license contract for the use of pharmaceutical trademarks for human use, the valid certification documents obtained by the licensee from the health administrative department shall be attached; For the record of the trademark license contract for cigarettes, cigars and packaged cut tobacco, the valid certificate of approval of the place of production obtained by the national tobacco administration of the licensee shall be attached; Trademark information trademark license