Under what circumstances is the patent invalid?

Legal analysis: 1. The subject of a patent is not an invention, utility model or design prescribed by law. 2. Patents are inventions that violate laws, social morality or harm public interests. 3. It violates the principle of applying for a patent for invention. 4, in violation of the provisions of the confidentiality review. 5. Inventions and utility models are not novel, creative and practical. 6. The design is not novel. 7. The patent subject belongs to the object that is not protected by the patent law. 8. The technical contents are not fully disclosed in the manual. 9. This statement cannot be described.

Legal basis: People's Republic of China (PRC) Patent Law.

Article 5 No patent right shall be granted for inventions and creations that violate laws, social ethics or harm public interests.

No patent right shall be granted to inventions and creations obtained or utilized in violation of laws and administrative regulations and completed by relying on genetic resources.

Article 25 No patent right shall be granted to the following projects:

(1) scientific discoveries; (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; (6) Designs that mainly indicate patterns, colors or a combination of the two on printed matter.

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.