Resource platform

Patent name	website
Official website of the State Intellectual Property Bureau	http://pss-system.cnipa.gov.cn/sipopublicsearch/portal/uiIndex.shtml
Guangdong patent big data	http://cnipsun.com/quick/quickSearch.do
Baiteng Patent	http://so.baiten.cn/
SooPAT Patent Search	http://www.soopat.com/
China Intellectual Property Network	http://search.cnipr.com/pages ! advSearch.action

Patent name	website
WIPO Patent Search	https://patentscope.wipo.int/search/en/search.jsf
European Patent Office Patent Search	https://worldwide.espacenet.com/
Official website of the United States Patent Office	https://www.uspto.gov/
Japan Franchise Office	http://www.jpo.go.jp/english/ip-rights/patents/index.html
German Patent and Trademark Office	https://www.dpma.de/english/patent/index.html
French National Industrial Property Office	https://www.inpi.fr/fr
Swiss Federal Intellectual Property Office	https://www.ige.ch/en/patents/patents-first-steps.html
British Patent Office	https://www.gov.uk/government/organisations/intellectual-property-office
Australian Intellectual Property Office	https://www.ipaustralia.gov.au/patents
Russian Patent Office	http://www.rupto.ru/

Patent name	website
National Intellectual Property Public Service Network	http://ggfw.cnipa.gov.cn:8010
Wanfang: Chinese and foreign patent database	http://c.g.wanfangdata.com.cn/PatentIndex.aspx
International Patent Classification Number Search Website	http://www.wipo.int/ipcpub/#refresh=page
Chinese Patent Classification Number Search Website	http://epub.sipo.gov.cn/ipc.jsp