1, design patent application (6 months -8 months)
To apply for a patent for design, you need to prepare the six-sided appearance view of the product, fill in the application for a patent for design together with a brief description of the design, and submit the application documents to China National Intellectual Property Administration. After submitting the application, you can get the patent acceptance notice in about a week; About half a year later, the Intellectual Property Office issued the Notice of Granting Patent Right for Design and the Notice of Handling Registration Procedures. After paying the patent registration fee and annual fee, the license can be issued in about two months. Therefore, the application for design patent generally ranges from 6 months to 1 year, depending on the examination by the patent office.
2. Patent of utility model (10 month-1 year)
Both utility model patents and invention patents need to be submitted to the patent office together with written patent application documents such as the request, the claim and the specification, among which the application process for invention patents is the most complicated. According to the Patent Law, the invention patent will be examined in substance only after the specification of the application is made public. The purpose of submitting an early public statement is to enter the substantive examination as soon as possible, thus shortening the period of patent application. Therefore, if it is necessary to shorten the application period, it is best to submit two documents at the same time when applying for the invention patent, that is, the request for early public statement and the request for substantive examination.
The authorization period of utility model patent application is generally about 1 year. After submitting the application, you can get the patent acceptance notice in about two weeks; About six to eight months, the patent office will issue a notice of granting the patent right for utility models and a notice of handling registration procedures; After paying the patent registration fee and annual fee, the license can be issued in about two months. If an application for a patent for utility model is processed after 1 month from the date of filing, it will generally be granted in about 6 months.
3. Invention patents (2 -3 years)
The authorization period of an application for a patent for invention is generally about 3-5 years, and there is no clear time limit for examination and approval in law. After submitting the application, you can get the patent acceptance notice in about a week; In the preliminary examination stage, if it is qualified, the specification of the patent application will be made public according to the early public statement, and it will enter the substantive examination stage; Those who pass the actual examination shall be issued with the Notice of Granting Invention Patent Right and the Notice of Handling Registration Procedures; After timely payment, the certificate will be issued in about two months, so it usually takes about three years for the invention patent application process to be smooth.