Current location - Information Consultation Platform - Patent Search - Does anyone have a website for searching domestic patents and downloading them in batches for free? The best speed is also fast.
Does anyone have a website for searching domestic patents and downloading them in batches for free? The best speed is also fast.
www.soopat.com/
pat/cn_patent.asp
Both of these can download soopat for free. There is a certain limit on the number of downloads per IP per day. But it’s fast and patented