How long will the preliminary examination of utility model patent last?

Legal analysis: The authorization time of utility model patent is generally 4-8 months. If the exam is successful, there is no need for a second interview, usually about 5 months.

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

Article 3 The patent administrative department of the State Council is responsible for the management of patent work throughout the country; Accept and examine patent applications in a unified manner and grant patent rights according to law.

The departments for patent administration under the people's governments of provinces, autonomous regions and municipalities directly under the Central Government shall be responsible for patent administration within their respective administrative areas.

Article 4 Where an invention-creation applying for a patent involves national security or vital interests and needs to be kept confidential, it shall be handled in accordance with the relevant provisions of the state.

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.