According to the provisions of Article 5 of the Patent Law, no patent right shall be granted for inventions that violate laws, social morality or harm public interests. According to Article 25 of the Patent Law, no patent right shall be granted to the following objects: (1) Scientific discovery; (2) rules and methods of intellectual activities; (3) Methods of diagnosis and treatment of diseases; (4) Species of animals and plants; (5) substances obtained by nuclear transformation; (six) the design of the pattern, color or the combination of the two of the flat printed matter mainly used for marking; The production method of the products listed in Item (4) of the preceding paragraph may be granted a patent right in accordance with the provisions of this Law.
legal ground
People's Republic of China (PRC) patent law.