The country of convention priority is identified by a two-letter code conforming to the World Intellectual Property Office (WIPO) Standard ST.3 "Recommended Standard on Two-Letter Codes for the Representation of States, Other Entities and Intergovernmental Organizations".
The code for convention countries is as follows:
|
Code |
Country |
|
AD
|
Andorra
|
|
AE
|
United Arab Emirates
|
|
AG
|
Antigua and Barbuda
|
|
AL
|
Albania
|
|
AM
|
Armenia
|
|
AO
|
Angola
|
|
AP
|
African Regional Intellectual Property Organisation (ARIPO)
|
|
AR
|
Argentina
|
|
AT
|
Austria
|
|
AU
|
Australia
|
|
AZ
|
Azerbaijan
|
|
BA
|
Bosnia and Herzegovina
|
|
BB
|
Barbados
|
|
BD
|
Bangladesh
|
|
BE
|
Belgium
|
|
BF
|
Burkina Faso
|
|
BG
|
Bulgaria
|
|
BH
|
Bahrain
|
|
BI
|
Burundi
|
|
BJ
|
Benin
|
|
BN
|
Brunei Darussalam
|
|
BO
|
Bolivia
|
|
BR
|
Brazil
|
|
BS
|
Bahamas
|
|
BT
|
Bhutan
|
|
BW
|
Botswana
|
|
BQ
|
Bonaire, Saint Eustatius and Saba |
|
BX
|
Benelux Office
|
|
BY
|
Belarus
|
|
BZ
|
Belize
|
|
CA
|
Canada
|
|
CD
|
Democratic Republic of Congo
|
|
CF
|
Central African Republic
|
|
CG
|
Congo
|
|
CH
|
Switzerland
|
|
CI
|
Cote d'Ivoire
|
|
CL
|
Chile
|
|
CM
|
Cameroon
|
|
CN
|
China
|
|
CO
|
Colombia
|
|
CR
|
Costa Rica
|
|
CU
|
Cuba
|
|
CV
|
Cape Verde
|
|
CW
|
Curacao
|
|
CY
|
Cyprus
|
|
CZ
|
Czechia
|
|
DE
|
Germany
|
|
DJ
|
Djibouti
|
|
DK
|
Denmark
|
|
DM
|
Dominica
|
|
DO
|
Dominican Republic
|
|
DZ
|
Algeria
|
|
EA
|
Eurasian Patent Organisation (EAPO)
|
|
EC
|
Ecuador
|
|
EE
|
Estonia
|
|
EG
|
Egypt
|
|
EM
|
European Union Intellectual Property Office (EUIPO)
|
|
EP
|
European Patent Office
|
|
ES
|
Spain
|
|
EU
|
European Union
|
|
FI
|
Finland
|
|
FJ
|
Fiji
|
|
FR
|
France
|
|
GA
|
Gabon
|
|
GB
|
United Kingdom
|
|
GC
|
Patent Office for the Cooperation Council for the Arab States of the Gulf (GC)
|
|
GD
|
Grenada
|
|
GE
|
Georgia
|
|
GH
|
Ghana
|
|
GM
|
Gambia
|
|
GN
|
Guinea
|
|
GQ
|
Equatorial Guinea
|
|
GR
|
Greece
|
|
GT
|
Guatemala
|
|
GW
|
Guinea-Bissau
|
|
GY
|
Guyana
|
|
HK
|
Hong Kong, China
|
|
HN
|
Honduras
|
|
HR
|
Croatia
|
|
HT
|
Haiti
|
|
HU
|
Hungary
|
|
ID
|
Indonesia
|
|
IE
|
Ireland
|
|
IL
|
Israel
|
|
IN
|
India
|
|
IQ
|
Iraq
|
|
IR
|
Islamic Republic of Iran
|
|
IS
|
Iceland
|
|
IT
|
Italy
|
|
JM
|
Jamaica
|
|
JO
|
Jordan
|
|
JP
|
Japan
|
|
KE
|
Kenya
|
|
KG
|
Kyrgyz Republic
|
|
KH
|
Cambodia
|
|
KM
|
Comoros
|
|
KN
|
Saint Kitts and Nevis
|
|
KP
|
Democratic People's Republic Korea
|
|
KR
|
Republic of Korea
|
|
KW
|
Kuwait
|
|
KZ
|
Kazakhstan
|
|
LA
|
Lao People's Democratic Republic
|
|
LB
|
Lebanon
|
|
LC
|
Saint Lucia
|
|
LI
|
Liechtenstein
|
|
LK
|
Sri Lanka
|
|
LR
|
Liberia
|
|
LS
|
Lesotho
|
|
LT
|
Lithuania
|
|
LU
|
Luxembourg
|
|
LV
|
Latvia
|
|
LY
|
Libyan Arab Jamahiriya
|
|
MA
|
Morocco
|
|
MC
|
Monaco
|
|
MD
|
Republic of Moldova
|
|
ME
|
Montenegro
|
|
MG
|
Madagascar
|
|
MK
|
Former Yugoslav Republic of Macedonia
|
|
ML
|
Mali
|
|
MM
|
Myanmar
|
|
MN
|
Mongolia
|
|
MO
|
Macau, China
|
|
MR
|
Mauritania
|
|
MT
|
Malta
|
|
MU
|
Mauritius
|
|
MV
|
Maldives
|
|
MW
|
Malawi
|
|
MX
|
Mexico
|
|
MY
|
Malaysia
|
|
MZ
|
Mozambique
|
|
NA
|
Namibia
|
|
NE
|
Niger
|
|
NG
|
Nigeria
|
|
NI
|
Nicaragua
|
|
NL
|
Netherlands
|
|
NO
|
Norway
|
|
NP
|
Nepal
|
|
NZ
|
New Zealand
|
|
OA
|
African Intellectual Property Organization (OAPI)
|
|
OM
|
Oman
|
|
PA
|
Panama
|
|
PE
|
Peru
|
|
PG
|
Papua New Guinea
|
|
PH
|
Philippines
|
|
PK
|
Pakistan
|
|
PL
|
Poland
|
|
PT
|
Portugal
|
|
PY
|
Paraguay
|
|
QA
|
Qatar
|
|
QZ
|
Community Plant Variety Office (European Union) (CPVO)
|
|
RO
|
Romania
|
|
RS
|
Serbia
|
|
RU
|
Russian Federation
|
|
RW
|
Rwanda
|
|
SA
|
Saudi Arabia
|
|
SB
|
Solomon Islands
|
|
SC
|
Seychelles
|
|
SD
|
Sudan
|
|
SE
|
Sweden
|
|
SG
|
Singapore
|
|
SI
|
Slovenia
|
|
SK
|
Slovak Republic
|
|
SL
|
Sierra Leone
|
|
SM
|
San Marino
|
|
SN
|
Senegal
|
|
SR
|
Suriname
|
|
SS
|
South Sudan
|
|
ST
|
Sao Tome and Principe
|
|
SV
|
El Salvador
|
|
SX
|
Saint Maarten
|
|
SY
|
Syrian Arab Republic
|
|
SZ
|
Eswatini
|
|
TD
|
Chad
|
|
TG
|
Togo
|
|
TH
|
Thailand
|
|
TJ
|
Tajikistan
|
|
TM
|
Turkmenistan
|
|
TN
|
Tunisia
|
|
TO
|
Tonga
|
|
TR
|
Turkey
|
|
TT
|
Trinidad and Tobago
|
|
TW
|
Taiwan
|
|
TZ
|
Tanzania, United Republic of
|
|
UA
|
Ukraine
|
|
UG
|
Uganda
|
|
US
|
United States of America
|
|
UY
|
Uruguay
|
|
UZ
|
Uzbekistan
|
|
VA
|
Holy See (Vatican City)
|
|
VC
|
Saint Vincent and Grenadines
|
|
VE
|
Venezuela
|
|
VN
|
Vietnam
|
|
WS
|
Samoa
|
|
XN
|
Nordic Patent Institute (NPI)
|
|
XU
|
International Union for the Protection of New Varieties of Plants (UPOV)
|
|
XV
|
Visegrad Patent Institute (VPI)
|
|
XX
|
Unknown
|
|
YE
|
Yemen
|
|
ZA
|
South Africa
|
|
ZM
|
Zambia
|
|
ZW
|
Zimbabwe
|