What is the definition of invention patent?

An invention patent is an invention referred to in the patent law, which refers to a new technical scheme proposed for a product, method or its improvement. The term of protection of the invention patent shall be counted from the date of application. As long as I pay the annual fee on time, it can reach 20 years, and the protection period of the utility model is 10 years. The term of the invention patent right is 20 years, and the term of the utility model patent right and the design patent right is 10 years, both counting from the date of application.

patent law of the people's republic of china

Article 42

The term of patent right for invention is 20 years, the term of patent right for utility model is 10 year, and the term of patent right for design is 15 year, all of which are counted from the date of application.

Where a patent for invention is granted for four years from the date of application for a patent for invention and three years from the date of request for substantive examination, the patent administration department of the State Council shall, at the request of the patentee, compensate for the unreasonable delay of the invention patent in the process of authorization, except for the unreasonable delay caused by the applicant.

In order to compensate for the time occupied by the review and approval of new drugs, the patent administration department of the State Council shall compensate the patentee for the patent term of new drug-related invention patents that have been approved for listing in China. The compensation period shall not exceed five years, and the total effective patent right period after the new drug is approved for marketing shall not exceed fourteen years.