Legal basis: Article 14 of the Detailed Rules for the Implementation of the Patent Law of People's Republic of China (PRC). Where a unit or individual in China transfers the patent application right or patent right to a foreigner, it shall be approved by the foreign economic relations and trade department of the State Council in conjunction with the administrative department of science and technology of the State Council. According to the above provisions, the patentee can transfer his patent right to foreigners. However, a written contract must be signed with the transferee, approved by the relevant departments of the State Council, registered and announced in the State Patent Office, and the transferor has legal effect.