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r.gif (109 bytes)National patent offices  : Africa  : America  : Asia  : Europe
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International organizations

African Regional Intellectual Property Organisation (ARIPO) Harare, Zimbabwe

Eurasian Patent Organization (EAPO) Moscow, Russia

European Patent Office (EPO) Munich, Germany

International Association for the Protection of Intellectual Property (AIPPI) Zurich, Switzerland

Organisation Africaine de la Propriété Intellectuelle (OAPI) Yaoundé, Cameroon

World Intellectual Property Organization (WIPO) Geneva, Switzerland
Patent Cooperation Treaty (PCT)

Patent classification

International Patent Classification (IPC)

US Patent Classification (USPC)

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