What is the application process of invention patent in Changsha?

What is the application process of invention patent in Changsha? Invention as mentioned in the patent law refers to a new technical scheme proposed for a product, method or its improvement. The following small series introduces the application process of Changsha invention patent for everyone. Changsha invention patent application process What is the application process of Changsha invention patent (1)? Determine the entrustment relationship (2) Write the patent application document and review it (3) Customer confirmation (4) Submit the application to the Patent Office (5) Preliminary review by the Patent Office (6) Publish it (about 6 months in advance, otherwise 18 months) (7) The examiner issues a notice of substantive review (8). If rejected: you can apply for a review and further file a lawsuit with the court. What is the application process of invention patent in Changsha?