Is there a patent for utility model in Japan? Do you need substantive review?

Yes There are three kinds of Japanese patents: invention patents, utility model patents and design patents.

Among them, Japanese utility model is a new technical scheme suitable for practical use by improving the shape, structure or combined technical characteristics of products. There is no substantive examination of the utility model patent.

The protection period of Japanese utility model patent: from the date of filing 10 year.

Japanese utility model patent authorization time: about 6- 12 months.