| Country/Organization |
URL |
| Australia |
http://pericles.ipaustralia.gov.au/ols/auspat/ |
| Canada |
http://brevets-patents.ic.gc.ca/opic-cipo/cpd/eng/introduction.html |
| Chile |
http://ion.inapi.cl:8080/Patente/ConsultaAvanzadaPatentes.aspx |
| China |
http://www.pss-system.gov.cn/sipopublicsearch/ensearch/searchEnHomeIndexAC.do |
| Czech Republic |
http://www.upv.cz/en/client-services/online-databases/patent-and-utility-model-databases.html |
| European Patent Office |
http://www.espacenet.com |
| Eurasian Patent Organization (EAPO) |
http://www.eapatis.com/ensearch/ |
| Finland |
http://patent.prh.fi/patinfo/default2.asp |
| France |
http://bases-brevets.inpi.fr/en |
| Germany |
https://depatisnet.dpma.de/DepatisNet/ |
| Hungary |
http://www.hipo.gov.hu/kereso/ |
| India |
http://ipindiaservices.gov.in/patentsearch/search/index.aspx |
| Ireland |
http://www.patentsoffice.ie/en/patents_searching.aspx |
| Japan |
https://www.j-platpat.inpit.go.jp/ |
| Latin America |
http://lp.espacenet.com/ |
| New Zealand |
http://www.iponz.govt.nz/app/Extra/IP/PT/Qbe.aspx?sid=635310401987053816 |
| Norway |
https://search.patentstyret.no/ |
| OHIM (Office for Harmonization in the Internal Market) |
https://oami.europa.eu/ohimportal/en/databases |
| Republic of Korea |
http://www.kipris.or.kr/khome/main.jsp
(Korean Traditional Knowledge Portal) |
| Romania |
http://bd.osim.ro/cgi-bin/invsearch8 |
| Russian Federation |
http://new.fips.ru/en/informational-resources/information-retrieval-system/ |
| Singapore |
https://www.ip2.sg/RPS/WP/CM/SearchSimpleP.aspx?SearchCategory=PT |
| Slovakia |
http://www.upv.sk/?databases-and-registers |
| Slovenia |
http://www2.uil-sipo.si/dse.htm |
| Spain |
http://invenes.oepm.es |
| Switzerland |
https://www.swissreg.ch/ |
| Thailand |
http://203.209.117.243/DIP2013/simplesearch.php |
| United Kingdom |
http://www.ipo.gov.uk/types/patent/p-os/p-find.htm |
| United States of America |
http://www.uspto.gov/patft/index.html
http://tess2.uspto.gov/bin/gate.exe?f=login&p_lang=english&p_d=trmk |