apply for a patent, you need to prepare:
1. Description, claims and abstract. The specification is a detailed description of your patented technology, and the patent claim summarizes the scope of the technical scheme you protect. The abstract is a brief description and does not need to be made in kind. Pictures can also be hand-drawn, as long as they are clear, and there is no need to draw according to drawing standards. Then download a patent application request form from China National Intellectual Property Administration website and fill it out.
2. Take these materials and apply to China National Intellectual Property Administration Patent Office; Or mail it to the acceptance office of China National Intellectual Property Administration Patent Office; Or go to the representative offices in China National Intellectual Property Administration to apply.
3. Wait for all kinds of notices issued by China National Intellectual Property Administration Patent Office and reply to the notice of examination opinions. You can authorize it if there is no problem
4. If you don't know about patent affairs, I suggest you find a patent agency to help you represent the patent. Of course, you need to pay the agency fee.