How long does it take to apply for a patent?

It usually takes more than 18 months to apply for an invention patent. If quick review is needed, the fastest authorization is 12 months. The application time of utility model patent generally takes about 6 months to authorize. General patents take about 45 days. It usually takes about 15 months to get the power of attorney after the China National Intellectual Property Administration Patent Office of the State Administration of Market Supervision issued the Notice of Preliminary Examination of Invention Patents. Patents include appearance patents, utility model patents and invention patents, of which it takes about 3 to 6 months from application to acceptance; It takes a little longer to patent an invention, usually about one year. This is a relatively smooth situation. Do not meet the requirements, returned by the examiner.

From the date of payment, you will receive the authorization notice 4-6 months, and you will receive the certificate more than 2 months after payment. Total * * * is about 8 months. After designing and providing drawings, it can be declared on the same day and authorized in 3-4 months. Issue a certificate more than 2 months after paying the money. It will take about six months altogether. The time of the invention patent is uncertain. If it is required to be disclosed in advance, the authorization time will exceed 1 year or two years. If it is not required to be made public in advance, there are also 4-5 years of authorization, and there are more than 6 years, but not many.

The time for the Patent Office to substantially examine the invention patent documents is about one and a half to two years, during which the examiner communicates with the applicant on the substantive content of the invention, namely novelty, creativity and practicality (entrusting the agency to communicate with the agency to determine the appropriate protection scope of the invention), and this communication may be repeated many times until it is revised to the satisfaction of the examiner.

Legal basis: Article 34 of the Patent Law of People's Republic of China (PRC). After receiving an application for a patent for invention, the administrative department for patent in the State Council, after preliminary examination, finds that it conforms to the provisions of this Law, and shall publish it within 18 months from the date of application. The patent administration department of the State Council may publish its application at an early date upon the request of the applicant. Article 35 Within 3 years from the date of filing, the administrative department for patent in the State Council may, upon the request of the applicant at any time, make a substantive examination of the application; If the applicant fails to request substantive examination within the time limit without justifiable reasons, the application shall be deemed to have been withdrawn. The patent administrative department of the State Council may, when it deems it necessary, examine the application for a patent for invention on its own.