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    PATENT:PCT: AE - United Arab Emirates , AG - Antigua and Barbuda , AL - Albania , AM - Armenia , AO - Angola , AT - Austria , AU - Australia , AZ - Azerbaijan , BA - Bosnia and Herzegovina , BB - Barbados , BG - Bulgaria , BH - Bahrain , BR - Brazil , BW - Botswana , BY - Belarus , BZ - Belize , CA - Canada , CH - Switzerland , CL - Chile , CN - China , CO - Colombia , CR - Costa Rica , CU - Cuba , CZ - Czech Republic , DE - Germany , DK - Denmark , DM - Dominica , DO - Dominican Republic , DZ - Algeria , EC - Ecuador , EE - Estonia , EG - Egypt , ES - Spain , FI - Finland , GD - Grenada , GE - Georgia , GH - Ghana , GM - Gambia , GT - Guatemala , HN - Honduras , HR - Croatia , HU - Hungary , ID - Indonesia , IL - Israel , IN - India , IS - Iceland , JP - Japan , KE - Kenya , KG - Kyrgyzstan , KM - Comoros , KP - North Korea , KR - South Korea , KZ - Kazakhstan , LR - Liberia , LS - Lesotho , LT - Lithuania , LU - Luxembourg , LV - Latvia , LY - Libya (Libyan Arab Jamahiriya) , MA - Morocco , MD - Republic of Moldova , ME - Montenegro , MG - Madagascar , MK - The former Yugoslav Republic of Macedonia , ML - Mali , MW - Malawi , MX - Mexico , MY - Malaysia , MZ - Mozambique , NA - Namibia , NG - Nigeria , NI - Nicaragua , NO - Norway , NZ - New Zealand , OM - Oman , PE - Peru , PG - Papua New Guinea , PH - Philippines , PT - Portugal , RO - Romania , RS - Serbia , RU - Russian Federation , SD - Sudan , SE - Sweden , SG - Singapore , SK - Slovakia , SL - Sierra Leone , SM - San Marino , ST - Sao Tome and Principe , SV - El Salvador , TJ - Tajikistan , TM - Turkmenistan , TR - Turkey , UA - Ukraine , UG - Uganda , UK - United Kingdom , US - United States of America , UZ - Uzbekistan , VN - Viet Nam , ZM - Zambia , ZW - Zimbabwe
EPO: AT - Austria , BE - Belgium , BG - Bulgaria , CH - Switzerland , CY - Cyprus , CZ - Czech Republic , DE - Germany , DK - Denmark , EE - Estonia , ES - Spain , FI - Finland , FR - France , GR - Greece , HR - Croatia , HU - Hungary , IE - Ireland , IS - Iceland , IT - Italy , LT - Lithuania , LU - Luxembourg , LV - Latvia , MC - Monaco , MK - The former Yugoslav Republic of Macedonia , MT - Malta , NL - Netherlands , NO - Norway , PL - Poland , PT - Portugal , RO - Romania , RS - Serbia , SE - Sweden , SI - Slovenia , SK - Slovakia , SM - San Marino , TR - Turkey , UK - United Kingdom
    EAPO: AM - Armenia , AZ - Azerbaijan , BY - Belarus , KG - Kyrgyzstan , KZ - Kazakhstan , MD - Republic of Moldova , RU - Russian Federation , TJ - Tajikistan , TM - Turkmenistan
OAPI: BF - Burkina Faso , BJ - Benin , CD - Congo (Democratic Republic of..) , CF - Central African Republic , CI - Cote d'Invoire , CM - Cameroon , GA - Gabon , GN - Guinea , GQ - Equatorial Guinea , GW - Guinea-Bissau , ML - Mali , MR - Mauritania , NE - Niger , SN - Senegal , TD - Chad , TG - Togo
    ARIPO: BW - Botswana , GH - Ghana , GM - Gambia , KE - Kenya , LS - Lesotho , MW - Malawi , MZ - Mozambique , NA - Namibia , SD - Sudan , SL - Sierra Leone , SZ - Swaziland , TZ - United Republic of Tanzania , UG - Uganda , ZM - Zambia , ZW - Zimbabwe
Nations: KY - Cayman Islands 
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