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WIPO-Administered Treaties > Contracting Parties/Signatories >
Patent Cooperation Treaty (Total Contracting Parties : 148)
Contracting
Parties/Signatories Signature Instrument In Force Details
Albania Accession: July 4,
1995 October 4,1995
Algeria June 19, 1970 Ratification:
December 8, 1999 March 8,2000 Details
Angola Accession:
September 27, 2007
December 27, 2007
Antigua and Barbuda Accession:
December 17, 1999
March 17, 2000
Argentina December 21,
1970
Armenia Declaration of
Continued Application: May 17, 1994
December 25, 1991
Details
Australia Accession:
December 31, 1979
March 31, 1980
Austria December 22,
1970
Ratification: January 23, 1979
April 23, 1979
September 25, 1995
1995
Bahrain Accession:
December 18, 2006
March 18, 2007
Details
Barbados Accession:
December 12, 1984
March 12, 1985
Belarus Declaration of
Continued Application: April 14, 1993
December 25, 1991
Details
Belgium December 30,
1970 Ratification:September 14, 1981
December 14, 1981
Belize Accession: March
17, 2000
June 17, 2000
Benin Accession:
November 26, 1986
February 26, 1987
Bosnia and Herzegovina Accession: June 7,
1996
September 7, 1996
Botswana Accession: July 29,
2003
October 30, 2003
Brazil June 19, 1970 Ratification:
January 9, 1978
April 9, 1978
Brunei Darussalam Accession: April 24,
2012 July 24, 2012
Bulgaria Accession:
February 21, 1984 May 21, 1984 Details
Burkina Faso Accession:
December 21, 1988
March 21, 1989
Cameroon Accession: March
15, 1973
January 24, 1978
Canada June 19, 1970 Ratification:
October 2, 1989
Central African Republic Accession: September 15, 1971
January 24, 1978
Chad Accession:
February 12, 1974
January 24, 1978
Chile Accession: March
2, 2009
June 2, 2009 Details
China Accession: October
1, 1993
January 1, 1994
Details
Colombia Accession:
November 29, 2000
February 28, 2001
Comoros Accession: January
3, 2005
April 3, 2005
Congo Accession: August
8, 1977
January 24, 1978
Costa Rica Accession: May 3,
1999
August 3, 1999
Côte d'Ivoire December 3,
1970
Ratification: January 31, 1991
April 30, 1991
Croatia Ratification: April 1,
1998
July 1, 1998 Details
Cuba Accession: April 16,
1996 July 16, 1996 Details
Cyprus Accession: January
1, 1998
April 1, 1998
Czech Republic Declaration of
Continued Application: December 18, 1992
January 1, 1993
Details
Democratic People's Republic of Korea
Accession: April 8, 1980
July 8, 1980
Denmark June 19, 1970 Ratification:
September 1, 1978
December 1, 1978
Details
Dominica Accession: May 7,
1999
Dominican Republic Accession:
February 28, 2007
May 28, 2007
Ecuador Accession:
February 7, 2001
May 7, 2001
Egypt June 19, 1970 Ratification: June 6,
2003
September 6, 2003
Details
El Salvador Accession: May 17,
2006
August 17, 2006
Equatorial Guinea Accession: April 17,
2001
July 17, 2001
Estonia Accession: May 24,
1994
August 24, 1994
Finland June 19, 1970 Ratification: July 1,
1980
October 1, 1980
Details
France December 31,
1970
Ratification:
November 25, 1977
February 25, 1978
Details
Gabon Accession: March
6, 1975 January 24,1978
Gambia Accession:
September 9, 1997 December 9,1997
Georgia Declaration of
Continued Application: January 18, 1994
December 25,
1991 Details
Germany June 19, 1970 Ratification: July
19, 1976
January 24, 1978
Details
Ghana Accession:
November 26, 1996
February 26, 1997
Greece Accession: July 9,
1990
October 9, 1990
Details
Grenada Accession: June
22, 1998
September 22, 1998
Guatemala Accession: July 14,
2006
October 14, 2006
February 27, 1991
Guinea-Bissau Accession:
September 12, 1997
December 12, 1997
Holy See June 19, 1970
Honduras Accession: March
20, 2006
June 20, 2006
Hungary June 19, 1970 Ratification: March
27, 1980 June 27,1980 Details
Iceland Accession:
December 23, 1994
March 23, 1995
India Accession:
September 7, 1998
December 7, 1998
Details
Indonesia Accession: June 5,
1997
September 5, 1997
Details
Iran (Islamic Republic of) July 7, 1970 Ratification: July 4,
2013
October 4, 2013
Details
Ireland June 19, 1970 Ratification: May 1,
1992
August 1, 1992
Israel June 19, 1970 Ratification: March
1, 1996
June 1, 1996
Italy June 19, 1970 Ratification:
December 28, 1984
March 28, 1985
Japan June 19, 1970 Ratification: July 1,
1978
October 1, 1978
Details
Kazakhstan Declaration of
Continued Application:
February 16, 1993
December 25, 1991
Details
Kenya Accession: March
8, 1994
June 8, 1994
Kyrgyzstan Declaration of
Continued Application:
December 25, 1991
February 14, 1994
Lao People's Democratic Republic
Accession: March 14, 2006
June 14, 2006
Details
Latvia Accession: June 7,
1993
September 7, 1993
Lesotho Accession: July 21,
1995
October 21, 1995
Liberia Accession: May 27,
1994 August 27,1994
Libya Accession: June
15, 2005 September15, 2005 Details
Liechtenstein Accession:
December 19, 1979
March 19,
1980 Details
Lithuania Accession: April 5,
1994
July 5, 1994
Luxembourg December 30,
1970
Ratification: January 31, 1978
April 30, 1978 Details
Madagascar December 10,
1970
Ratification: March 27, 1972
January 24, 1978
Malawi Accession: May 16,
1972
January 24, 1978
Malaysia Accession: May 16,
2006
August 16, 2006
Details
Mali Accession: July 19,
1984 October 19,1984
Malta Accession:
December 1, 2006 March 1,2007 Details
Mauritania Accession: January
13, 1983 April 13, 1983
Mexico Accession: October
1, 1994 January 1,1995
Monaco December 31,
1970 Ratification: March22, 1979 June 22,1979
February 27, 1991
Montenegro Declaration of
Continued Application:
December 4, 2006
June 3, 2006 Details
Morocco Accession: July 8,
1999
October 8, 1999
Mozambique Accession:
February 18, 2000
May 18, 2000 Details
Namibia Accession: October
1, 2003
January 1, 2004
Netherlands December 31,
1970
Ratification: April 10, 1979
July 10, 1979 Details
New Zealand Accession:
September 1, 1992
December 1, 1992
Nicaragua Accession:
December 6, 2002
March 6, 2003
Niger Accession:
December 21, 1992
March 21, 1993
Nigeria Accession:
February 8, 2005
May 8, 2005
Norway June 19, 1970 Ratification:
October 1, 1979
January 1, 1980
Details
Oman Accession: July 26,
2001
October 26, 2001
Details
Panama Accession: June 7,
2012
September 7, 2012
Papua New Guinea Accession: March
14, 2003
June 14, 2003
Peru Accession: March
6, 2009
June 6, 2009
Philippines June 19, 1970 Ratification: May
17, 2001
August 17, 2001
September 25, 1990
1990
Portugal Accession: August
24, 1992
November 24, 1992
Qatar Accession: May 3,
2011
August 3, 2011
Details
Republic of Korea Accession: May 10,
1984
August 10, 1984
Details
Republic of Moldova Declaration of
Continued Application:
February 14, 1994
December 25, 1991
Details
Romania December 28,
1970
Ratification: April 23, 1979
July 23, 1979 Details
Russian Federation December 23,
1970
Ratification: December 29, 1977
March 29, 1978
Details
Rwanda Accession: May 31,
2011
August 31, 2011
Saint Kitts and Nevis Accession: July 27,
2005
October 27, 2005
Saint Lucia Accession: May 30,
1996
August 30, 1996
Details
Saint Vincent and the Grenadines
Accession: May 6, 2002
August 6, 2002
Details
San Marino Accession:
September 14, 2004
December 14, 2004
Sao Tome and Principe Accession: April 3,
2008
July 3, 2008
Saudi Arabia Accession: May 3,
2013
August 3, 2013
Senegal December 29,
1970
Ratification: March 8, 1972
January 24, 1978
Serbia June 19, 1970 Ratification:
November 1, 1996
February 1, 1997
Seychelles Accession: August 7, 2002
November 7, 2002
Sierra Leone Accession: March
17, 1997
June 17, 1997
Singapore Accession:
November 23, 1994
February 23, 1995
Slovakia Declaration of
Continued Application: December 30, 1992
January 1, 1993
Details
Slovenia Accession:
December 1, 1993
March 1, 1994
South Africa Accession:
December 16, 1998
March 16, 1999
Details
Spain Accession: August
16, 1989
November 16, 1989
Details
Sri Lanka Accession:
November 26, 1981
February 26, 1982
Sudan Accession: January
16, 1984
April 16, 1984
Swaziland Accession: June
20, 1994
September 20, 1994
Sweden June 19, 1970 Ratification:
February 17, 1978
May 17, 1978 Details
Switzerland June 19, 1970 Ratification:
September 14, 1977
January 24, 1978
Details
Syrian Arab Republic December 29,
1970
Ratification: March 26, 2003
June 26, 2003
Tajikistan Declaration of
Continued Application:
February 14, 1994
December 25, 1991
Details
Thailand Accession:
September 24,
December 24, 2009
2009
the former Yugoslav Republic of Macedonia
Accession: May 10, 1995
August 10, 1995
Togo December 23,
1970
Ratification: January 28, 1975
January 24, 1978
Trinidad and Tobago Accession:
December 10, 1993
March 10, 1994
Tunisia Accession:
September 10, 2001
December 10, 2001
Details
Turkey Accession: October
1, 1995
January 1, 1996
Turkmenistan Declaration of
Continued
Application: March 1, 1995
December 25, 1991
Details
Uganda Accession:
November 9, 1994
February 9, 1995
Ukraine Declaration of
Continued Application: September 21, 1992
December 25, 1991
Details
United Arab Emirates Accession:
December 10, 1998
March 10, 1999
United Kingdom June 19, 1970 Ratification:
October 24, 1977
January 24, 1978
Details
United Republic of Tanzania Accession: June
14, 1999
September 14, 1999
United States of America June 19, 1970 Ratification:
November 26, 1975
January 24, 1978
Details
Uzbekistan Declaration of
Continued
Application: August 18, 1993
December 25, 1991
Viet Nam Accession: December 10, 1992
March 10, 1993
Zambia Accession: August
15, 2001
November 15, 2001
Zimbabwe Accession: March
11, 1997
