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5400 Shawnee Road, Suite 310, Alexandria, VA 22312-2300 USA
Tel: 1.703.415.0012, Fax: 1.703.415.0013

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Patent Search Links

The USPTO provides free searching of the Full Text of US patents and published applications:
www.uspto.gov/patft/index.html

The World Intellectual Property Organization's Intellectual Property Digital Library Database:
www.wipo.int/ipdl/en/

The European Patent Office, the executive body of the European Patent Organization, also provides free patent document searching:
ep.espacenet.com

JAPIO - Patent Abstracts of Japan:
library.dialog.com/bluesheets/html/bl0347.html

The Food and Drug Administration Electronic Orange Book lists Approved Drug Products with Therapeutic Equivalence Evaluations:
www.fda.gov/cder/ob/default.htm

The USPTO Genetic Sequence Database, USGENE®:
www.sequencebase.com

National Patent Web Sites and Additional Searchable Databases by Country/Organization
(sites are in English unless noted)

Argentina (in Spanish): www.inpi.gov.ar

Australia: https://www.ipaustralia.gov.au/patents

Austria (in German): www.patentamt.at/Home/index.html

Belgium (esp@cenet, in Dutch, French, German, English): be.espacenet.com

Brazil (in Portuguese): www.inpi.gov.br

Bulgaria (esp@cenet, in Bulgarian): at.espacenet.com

Canada: http://www.ic.gc.ca/opic-cipo/cpd/eng/introduction.html

Chile (in Spanish): www.inapi.cl

Denmark (in Danish, English): www.dkpto.dk

Denmark (esp@cenet, in Danish): dk.espacenet.com

Estonia (in Estonian, English): www.epa.ee

Eurasian Patent Office (EAPO) (esp@cenet, in Russian): ea.espacenet.com

Finland (esp@cenet, in Finnish): fi.espacenet.com

France (esp@cenet, in French): fr.espacenet.com

Finland (esp@cenet, in Finnish): fi.espacenet.com

Germany (in German): www.dpma.de/english/patent/search/index.html

Germany (in German, English): depatisnet.dpma.de/DepatisNet/depatisnet?window=1&space=main&content=index&action=index

Patent Office of the Cooperation Council for the Arab States of the Gulf (GCC, in Arabic): www.gccpo.org

Hellenic Republic (in Greek): gr.espacenet.com

Hong Kong (in Chinese, English): http://ipsearch.ipd.gov.hk/index.html

Hungary: www.hpo.hu/English/index.html

Hungary (esp@cenet, in Hungarian): hu.espacenet.com

Iceland (esp@cenet, in Icelandic): is.espacenet.com

Ireland: www.patentsoffice.ie/en/patents_searching.aspx

Ireland (esp@cenet): ie.espacenet.com

Israel (in Hebrew, English): http://www.ilpatsearch.justice.gov.il/UI/MainPage.aspx

Japan: https://www.j-platpat.inpit.go.jp/web/all/top/BTmTopEnglishPage

Korea: eng.kipris.or.kr

Latin American countries (esp@cenet, in Spanish, Portuguese): lp.espacenet.com

Latvia (in English): www.lrpv.lv/index.php?lang=EN

Lithuania: www.vpb.lt

Lithuania (esp@cenet, in Lithuanian): lt.espacenet.com

Luxembourg (esp@cenet, in French): lu.espacenet.com

Mexico (in Spanish): www.impi.gob.mx/wb/impi_en/Home/_lang/en

Moldova: www.agepi.md/en/noutati/index.php

New Zealand: http://www.iponz.govt.nz/app/Extra/Default.aspx?sid=635963653617233951

Netherlands (esp@cenet, in Dutch): nl.espacenet.com

Phillipines: ipophil.gov.ph

Poland (esp@cenet, in Polish): pl.espacenet.com

Portugal (esp@cenet, in Portuguese): pt.espacenet.com

Romania (in Rumanian): www.osim.ro

Romania (esp@cenet, in Rumanian): ro.espacenet.com

Rospatent (esp@cenet, in Russian): ru.espacenet.com

Russia: www1.fips.ru/wps/wcm/connect/content_en/en/main/article_empty

Slovakia (esp@cenet, in Slovakian): sk.espacenet.com

Slovenia (esp@cenet, in Slovenian): si.espacenet.com

Spain (in Spanish): www.oepm.es

Spain (esp@cenet, in Spanish): es.espacenet.com

Sweden (esp@cenet, in Swedish): se.espacenet.com

Interpat Sweden, a part of the Swedish Patent and Registration Service (in Swedish): www.prv.se

Switzerland (in English, French, German, Italian): www.ige.ch

Switzerland (esp@cenet, in French, German, Italian, English): ch.espacenet.com

Taiwan: www.tipo.gov.tw/en/index.aspx

Thailand: www.ipthailand.org

Turkey (esp@cenet, in Turkish): tr.espacenet.com

United Kingdom: https://www.ipo.gov.uk/p-ipsum.htm

United Kingdom (esp@cenet): gb.espacenet.com


Former Soviet Union States

Eurorasian Patent Organization (English and non English): www.eapo.org

Belarus (Not English): www.belgospatent.org.by/eng/

Estonia (English and non English): www.epa.ee

Georgia (English and non English): www.sakpatenti.org.ge

Kazakhstan (English and non English): www.kazpatent.kz/index.php?lang=eng

Lithuania (English and non English): www.vpb.lt

Trilateral Co-operation Database: www.trilateral.net

Patent Portals

A project of a New Zealand IP firm:
www.ipmenu.com

A patent portal of a New Zealand IP firm:
www.Piperpat.com

A patent portal project of Singapore:
www.SurfIP.com

A United States patent portal:
www.PatentCafe.com

Defensive Publications Databases

ResearchDisclosure.com
www.researchdisclosure.com/RD/Login.aspx?ReturnUrl=%2frd%2fsearch%2fquick.aspx

Designs Databases

WIPO's International Industrial Designs: http://www.wipo.int/hague/en/

UK Designs: www.ipo.gov.uk/design.htm

USPTO information