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Treaty

Patent Law Treaty

PartiesParties with a link have a reservation.

Party Signature RatificationS=Signature without reservation or requirement of ratification R=Ratification, Acceptance, Approval or Notification A=Accession Su=Succession NK=Not Known Entry into force Renunciation Termination
Albania 17-02-2010 (A) 17-05-2010
Algeria 02-06-2000
Antigua and Barbuda 25-03-2019 (A) 25-06-2019
Armenia 17-06-2013 (A) 17-09-2013
Australia 16-12-2008 (A) 16-03-2009
Austria 02-06-2000
Bahrain 15-09-2005 (A) 15-12-2005
Belarus 21-07-2016 (A) 21-10-2016
Belgium 02-06-2000
Bosnia and Herzegovina 09-02-2012 (A) 09-05-2012
Brazil 02-06-2000
Burkina Faso 11-05-2001
Burundi 02-06-2000
Canada 21-05-2001 30-07-2019 (R) 30-10-2019
Côte d'Ivoire 20-07-2000
Croatia 02-06-2000 20-12-2004 (R) 28-04-2005
Cuba 02-06-2000
Czech Republic 02-06-2000
Democratic People's Republic of Korea 02-06-2000 22-05-2018 (R) 22-08-2018
Denmark 02-06-2000 16-03-2004 (R) 28-04-2005
EPO (European Patent Organisation) 17-05-2001
Estonia 02-06-2000 14-04-2003 (R) 28-04-2005
Eswatini 02-06-2000
Finland 06-12-2005 (A) 06-03-2006
France 14-09-2000 05-10-2009 (R) 05-01-2010
Gambia, The 02-06-2000
Germany 29-05-2001
Ghana 02-06-2000
Greece 02-06-2000
Haïti 02-06-2000
Hungary 02-06-2000 12-12-2007 (R) 12-03-2008
Ireland 31-05-2001 27-02-2012 (R) 27-05-2012
Israel 02-06-2000
Italy 02-06-2000
Japan 11-03-2016 (A) 11-06-2016
Kazakhstan 19-07-2011 (A) 19-10-2011
Kenya 02-06-2000
Kyrgyzstan 02-06-2000 24-04-2002 (R) 28-04-2005
Latvia 02-06-2000 12-03-2010 (R) 12-06-2010
Lebanon 02-06-2000
Liberia 02-06-2000 04-10-2016 (R) 04-01-2017
Liechtenstein 18-09-2009 (A) 18-12-2009
Lithuania 03-11-2011 (A) 03-02-2012
Luxembourg 02-06-2000
Madagascar 02-06-2000
Malawi 02-06-2000
Moldova 02-06-2000 27-09-2001 (R) 28-04-2005
Monaco 28-06-2000
Montenegro 09-12-2011 (A) 09-03-2012
Netherlands, the Kingdom of the 31-05-2001 27-09-2010 (R) 27-12-2010
Nigeria 02-06-2000 19-12-2002 (R) 28-04-2005
North Macedonia 22-01-2010 (A) 22-04-2010
Oman 16-07-2007 (A) 16-10-2007
Poland 02-06-2000
Portugal 02-06-2000
Romania 02-06-2000 28-01-2005 (R) 28-04-2005
Russian Federation 12-05-2009 (A) 12-08-2009
San Marino 10-10-2000
São Tomé e Principe 02-06-2000
Saudi Arabia 03-05-2013 (A) 03-08-2013
Serbia 20-05-2010 (A) 20-08-2010
Slovakia 16-07-2002 (A) 28-04-2005
Slovenia 02-06-2000 08-05-2002 (R) 28-04-2005
Spain 02-06-2000 06-08-2013 (R) 06-11-2013
Sudan 02-06-2000
Sweden 17-05-2001 27-09-2007 (R) 27-12-2007
Switzerland 02-06-2000 31-03-2008 (R) 01-07-2008
Togo 02-06-2000
Türkiye 02-06-2000
Turkmenistan 19-04-2021 (A) 19-07-2021
Uganda 02-06-2000
Ukraine 31-03-2003 (A) 28-04-2005
United Kingdom 02-06-2000 22-12-2005 (R) 22-03-2006
United States of America 02-06-2000 18-09-2013 (R) 18-12-2013
Uzbekistan 19-04-2006 (A) 19-07-2006
Zambia 02-06-2000

Extensions

United Kingdom

Extended to Entry into force Termination
Man, Isle of 22-03-2006

Parties with reservations, declarations and objections

Party Reservations / Declarations Objections
Kazakhstan Yes No
Russian Federation Yes No
United States of America Yes No

Kazakhstan

19-07-2011

With the reservation under Article 23(1).

Russian Federation

12-05-2009

With the reservation under Article 23(1).

United States of America

18-09-2013

With the reservation under Article 23(1).

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