What should I pay attention to in zipper patent application? What processes do you need to go through?

What should I pay attention to in zipper patent application? Zipper is a connector that connects or separates articles through continuously arranged chain teeth. Now it is widely used in clothes, bags, tents and so on. With the development of human society, economy and science and technology, zipper has developed from the initial metal material to non-metal material, from single variety and single function to multi-variety and multi-specification comprehensive function. After a long evolution process, what should be done in the patent application for zipper? What should I pay attention to when applying for a zipper patent? The performance, structure and materials of zipper patent are changing with each passing day, and it is widely used, which has penetrated into aerospace, aviation, military, medical and civil fields. Small zipper plays an increasingly important role in people's lives, showing its importance and vitality. As one of the ten most practical inventions in this century, zipper has gone down in history. The next step is related to the zipper patent process. The general patent application process includes these: application: upload complete information, submit an application to China National Intellectual Property Administration on the same day, and return a copy of the patent application document and the patent number the next day. Acceptance: China National Intellectual Property Administration will issue an acceptance notice within 7 working days, and the application fee should be paid within 2 months from the date of receiving the acceptance notice. Preliminary examination: the preliminary examination is relatively simple, and the Patent Office will issue a notice of correction for the above matters, and the applicant will make corrections. Substantive examination: substantive examination begins after the invention application is made public. Examining the novelty, creativity and practicality of patent applications. Point out substantive defects.