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WIPO-Administered Treaties

Export to Excel Contracting Parties Nairobi Treaty (Total Members: 56)
Member Signature Instrument In Force Details
Algeria
Accession: July 16, 1984
August 16, 1984
Argentina
October 24, 1981
Ratification: December 10, 1985
January 10, 1986
Austria
October 24, 1981
Azerbaijan
Accession: August 20, 2010
September 20, 2010
Barbados
Accession: January 30, 1986
February 28, 1986
Belarus
Declaration of Continued Application: April 14, 1993
December 25, 1991
 Details
Benin
June 28, 1983
Bolivia (Plurinational State of)
Accession: July 11, 1985
August 11, 1985
Bosnia and Herzegovina
Accession: January 24, 2012
February 24, 2012
Brazil
December 15, 1982
Ratification: July 10, 1984
August 10, 1984
Bulgaria
Accession: April 6, 1984
May 6, 1984
 Details
Chile
October 24, 1981
Ratification: November 14, 1983
December 14, 1983
Colombia
June 24, 1983
Congo
October 24, 1981
Ratification: February 8, 1983
March 8, 1983
 Details
Côte d'Ivoire
October 24, 1981
Croatia
Accession: October 20, 2004
November 20, 2004
Cuba
Accession: September 21, 1984
October 21, 1984
Cyprus
Accession: July 11, 1985
August 11, 1985
Czech Republic
December 22, 1982
 Details
Democratic People's Republic of Korea
June 28, 1983
Ratification: January 30, 2024
February 29, 2024
Egypt
Accession: September 1, 1982
October 1, 1982
El Salvador
Accession: September 14, 1984
October 14, 1984
Equatorial Guinea
Accession: August 25, 1982
September 25, 1982
Estonia
Accession: May 31, 2006
June 30, 2006
Ethiopia
Accession: February 17, 1982
September 25, 1982
 Details
Ghana
October 24, 1981
Greece
October 24, 1981
Ratification: July 29, 1983
August 29, 1983
Guatemala
Accession: January 21, 1983
February 21, 1983
Hungary
October 24, 1981
Ratification: November 28, 2008
December 28, 2008
India
June 30, 1983
Ratification: September 19, 1983
October 19, 1983
Indonesia
October 24, 1981
Israel
October 24, 1981
Italy
June 15, 1983
Ratification: September 25, 1985
October 25, 1985
Jamaica
Accession: February 17, 1984
March 17, 1984
Kazakhstan
Accession: February 9, 2011
March 9, 2011
Kenya
October 24, 1981
Ratification: November 18, 1981
September 25, 1982
Kyrgyzstan
Accession: October 18, 2004
November 18, 2004
Lithuania
Accession: February 9, 2021
March 9, 2021
Madagascar
June 30, 1983
Mexico
October 24, 1981
Ratification: April 16, 1985
May 16, 1985
Mongolia
Accession: July 25, 2002
August 25, 2002
Montenegro
Declaration of Continued Application: December 4, 2006
June 3, 2006
 Details
Morocco
May 16, 1983
Ratification: October 11, 1993
November 11, 1993
New Zealand
May 18, 1982
North Macedonia
Accession: May 27, 2014
June 27, 2014
Oman
Accession: February 26, 1986
March 26, 1986
Paraguay
Accession: November 25, 2022
December 25, 2022
Peru
May 20, 1983
Poland
October 24, 1981
Ratification: October 22, 1996
November 22, 1996
Portugal
October 24, 1981
Qatar
June 23, 1983
Ratification: June 23, 1983
July 23, 1983
Republic of Moldova
Declaration of Continued Application: February 14, 1994
December 25, 1991
 Details
Romania
October 24, 1981
Ratification: June 20, 2005
July 20, 2005
Russian Federation
October 24, 1981
Ratification: March 17, 1986
April 17, 1986
 Details
San Marino
Accession: February 18, 1986
March 18, 1986
Saudi Arabia
Accession: October 8, 2021
November 8, 2021
Senegal
October 24, 1981
Ratification: July 6, 1984
August 6, 1984
Serbia
Accession: February 18, 2000
March 18, 2000
 Details
Slovakia
December 22, 1982
 Details
Slovenia
Accession: April 14, 1998
May 14, 1998
Spain
October 24, 1981
Sri Lanka
October 24, 1981
Ratification: January 19, 1984
February 19, 1984
Switzerland
October 24, 1981
Syrian Arab Republic
Accession: March 13, 1984
April 13, 1984
Tajikistan
Declaration of Continued Application: February 14, 1994
December 25, 1991
 Details
Togo
March 25, 1983
Ratification: November 8, 1983
December 8, 1983
Trinidad and Tobago
October 24, 1981
Tunisia
December 29, 1981
Ratification: April 21, 1983
May 21, 1983
Turkmenistan
Accession: December 16, 2015
January 16, 2016
Uganda
Accession: September 21, 1983
October 21, 1983
Ukraine
Accession: November 20, 1998
December 20, 1998
Uruguay
June 30, 1983
Ratification: March 16, 1984
April 16, 1984
Zambia
July 21, 1982