legal ground
Article 12 of the Patent Law of People's Republic of China (PRC) Any unit or individual who exploits another person's patent shall conclude an exploitation license contract with the patentee and pay the patentee the royalties. The licensee has no right to allow any unit or individual other than those stipulated in the contract to exploit the patent. Article 15 Where there is an agreement on the right to apply for a patent or the exercise of the patent right, such agreement shall prevail. If there is no agreement, * * * someone can exploit the patent alone or license others to exploit it by ordinary license; Where another person is licensed to exploit the patent, the royalties collected shall be distributed among the owners. Except in the circumstances specified in the preceding paragraph, the exercise of all the patent application rights or patent rights of * * * shall be subject to the consent of the owner of * * *. Article 75 When applying for a patent and going through other formalities with the patent administration department of the State Council, the fees shall be paid in accordance with the regulations.