How much does it cost to apply for patent in Chengdu?

It depends on whether you are applying for invention, new model or appearance; This invention is more expensive, because the application time is longer, the protection period is 20 years, and it costs about 4500 yuan. If it is new, it needs about 1800 yuan, and the appearance is the cheapest, which needs about 800 yuan. You can ask Chengdu Huantai Intellectual Property Agency for details.