http://www.bdt.org.br/bdt/inpi     Brazil

http://info.ic.gc.ca/opengov/cipo/    Canada

http://cipo.gc.ca    Canada

http://opic.gc.ca/  Canadian Intellectual Property Office

http://strategis.ic.gc.ca/sc_mrksv/cipo/prod_ser/patents/mopop/mopop-e.html    Canadian Intellectual Property Office

http://www.uspto.gov     U.S.A

http://ekeko.rcp.net.pe/INDECOPI/indecopi.htm     Peru 

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http://www.cpo.cn.net/     China

http://www.houston.com.hk/hkgipd     Hong Kong

http://www.patent.go.id/     Indonesia

http://www.jpo-miti.go.jp     Japan

http://www.kipo.go.kr/     Korea

http://kpdnhq.gov.my/ip/     Malaysia

http://www.gov.sg/molaw/rtmp/RTMP.html     Singapore  

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http://www.aipo.gov.au     Australia

http://www.govt.nz/com/patent/     New Zealand

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http://www.at-patent.co.at/patent/     Austria

http://www.european-patent-office.org/patlib/country/belgium/     Belgium

http://pubwww.srce.hr/patent     Croatia

http://www.dkpto.dk/     Denmark

http://www.prh.fi     Finland

http://www.inpi.fr/     France

http://www.deutsches-patentamt.de/     Germany  Willkommen beim Deutschen Patentamt

http://www.hpo.hu     Hungaria

http://www.european-patent-office.org/it/index.htm     Italy

http://www.is.lt/vpb/engl     Lithuana

http://www.etat.lu/EC/     Luxembourg

http://www.european-patent-office.org/patlib/country/monaco/     Monaco

http://saturn.ci.uw.edu.pl/up/     Poland

http://www.inpi.pt     Portugal

http://www.osim.ro/     Romania

http://www.sipo.mzt.si     Slovenia

http://www.eunet.es/InterStand/patentes/index.html     Spain

http://www.prv.se     Sweden

http://www.ige.ch/     Switzerland

http://www.patent.gov.uk/     U.K.

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