Legal basis: Measures of People's Republic of China (PRC) Municipality on Filing Patent Licensing Contracts.
Article 4 A patent licensing contract for filing shall be concluded in writing.
To conclude a patent licensing contract, you can use the model contract formulated by China National Intellectual Property Administration; Where other contract texts are adopted, they shall comply with the provisions of the Contract Law of People's Republic of China (PRC).
Article 5 The parties concerned shall go through the filing formalities within 3 months from the date when the patent licensing contract comes into effect.
Article 6 Foreigners, foreign enterprises or other foreign organizations that have no habitual residence or business office in China shall entrust a legally established patent agency to handle the filing procedures.
Units or individuals within the territory of China may entrust a legally established patent agency to handle the relevant filing procedures.