The intermediate people's court where the defendant is located or where the infringement occurred, it is best to choose the local place of prosecution.
Second, the general steps of patent infringement litigation:
Collect evidence, including product photos, product manuals, physical objects, or invoices and contracts for previous production and sales, or previously published patent documents and technical data;
Write a complaint and submit it to the people's court.
Three, the plaintiff needs to provide materials:
1. Personal identification certificate or business license of the plaintiff.
2. The plaintiff's patent certificate, patent announcement documents (specifications and claims), the invoice for paying the annual fee in the current year, and the search report of the utility model patent issued by China National Intellectual Property Administration.
3. The defendant's personal identity certificate or business license of the enterprise and the identity certificate of the legal representative.
4. The physical objects, photos or product manuals of the infringing products involved by the defendant.
5. Description of the production and operation of the defendant's infringing products and their illegal gains or the plaintiff's normal economic losses.
6. The sales invoice or receipt of the defendant's infringing products, the address, telephone number, postal code and other related materials of the sales department.