1. Approval process of invention patent application Patent application-acceptance-preliminary examination-publication-substantive examination request-substantive examination-authorization
2. Documents to be submitted when applying for a patent for invention
(1) request: including the name of the invention patent, the name of the inventor or designer, the name and address of the applicant, etc.
(2) Description: including the name of the invention patent, its technical field, background technology, invention content, attached drawings and specific implementation methods.
(3) Claim: explain the technical features of the invention, and clearly and concisely state the content to be protected.
(4) Illustration: Invention patents often have drawings. If only words are enough to describe the technical scheme clearly and completely, there is no need for drawings.
Legal basis: People's Republic of China (PRC) Patent Law.
Article 27 To apply for a patent for design, a written request, a picture or photograph of the design, a brief description of the design and other documents shall be submitted.
The relevant pictures or photographs submitted by the applicant shall clearly indicate the design of the product for which patent protection is required.
Article 28 The date when the patent administrative department in the State Council receives the patent application documents shall be the filing date. If the application documents are mailed, the postmark date of mailing shall be the application date.