What inventions cannot be patented in China?

According to Articles 5 and 25 of the Chinese Patent Law, the following items are not patentable in China:

  • any invention-creation that is contrary to the law or social morality or that is detrimental to public interest
  • invention-creations relying on genetic resources of which the acquisition or use is not consistent with the provisions of the laws and regulations
  • scientific discoveries
  • rules and methods for mental activities
  • methods for the diagnosis or treatment of diseases
  • animal and plant varieties
  • substances obtained by means of nuclear transformation
  • two-dimensional designs of images or colours or combinations of the two that mainly serve as indicators