WIPO Lex

No	Notification Title	Treaty	Notification Date
46	Accession by Turkmenistan	Patent Law Treaty	April 19, 2021
45	Ratification by Canada	Patent Law Treaty	July 30, 2019
44	Accession by Antigua and Barbuda	Patent Law Treaty	March 25, 2019
43	Ratification by the Democratic People's Republic of Korea	Patent Law Treaty	May 22, 2018
42	Ratification by the Republic of Liberia	Patent Law Treaty	October 4, 2016
41	Accession by the Republic of Belarus	Patent Law Treaty	July 21, 2016
40	Accession by Japan	Patent Law Treaty	March 11, 2016
39	Ratification by the United States of America	Patent Law Treaty	September 18, 2013
38	Ratification by the Kingdom of Spain	Patent Law Treaty	August 6, 2013
37	Accession by the Republic of Armenia	Patent Law Treaty	June 17, 2013
36	Accession by the Kingdom of Saudi Arabia	Patent Law Treaty	May 3, 2013
35	Ratification by Ireland	Patent Law Treaty	February 27, 2012
34	Accession by Bosnia and Herzegovina	Patent Law Treaty	February 9, 2012
33	Accession by Montenegro	Patent Law Treaty	December 9, 2011
32	Accession by the Republic of Lithuania	Patent Law Treaty	November 3, 2011
31	Accession by the Republic of Kazakhstan	Patent Law Treaty	July 19, 2011
30	Communication of the Government of the United Kingdom of Great Britain and Northern Ireland Relating to Rule 8(2)(b) of the Patent Law Treaty	Patent Law Treaty	July 29, 2011
29	Ratification by the Kingdom of the Netherlands	Patent Law Treaty	September 27, 2010
28	Accession by the Republic of Serbia	Patent Law Treaty	May 20, 2010
27	Ratification by the Republic of Latvia	Patent Law Treaty	March 12, 2010
26	Accession by the Republic of Albania	Patent Law Treaty	February 17, 2010
25	Accession by the former Yugoslav Republic of Macedonia	Patent Law Treaty	January 22, 2010
24	Ratification by the French Republic	Patent Law Treaty	October 5, 2009
23	Accession by the Principality of Liechtenstein	Patent Law Treaty	September 18, 2009
22	Accession by the Russian Federation	Patent Law Treaty	May 12, 2009
21	Accession by Australia	Patent Law Treaty	December 16, 2008
20	Ratification by the Swiss Confederation	Patent Law Treaty	March 31, 2008
19	Ratification by the Republic of Hungary	Patent Law Treaty	December 12, 2007
18	Ratification by the Kingdom of Sweden	Patent Law Treaty	September 27, 2007
17	Accession by the Sultanate of Oman	Patent Law Treaty	July 16, 2007
16	Accession by the Republic of Uzbekistan	Patent Law Treaty	April 19, 2006
15	Ratification by the United Kingdom of Great Britain and Northern Ireland	Patent Law Treaty	December 22, 2005
14	Accession by the Republic of Finland	Patent Law Treaty	December 6, 2005
13	Accession by the Kingdom of Bahrain	Patent Law Treaty	September 15, 2005
12	Entry into Force	Patent Law Treaty	January 28, 2005
11	Ratification by Romania	Patent Law Treaty	January 28, 2005
10	Ratification by the Republic of Croatia	Patent Law Treaty	December 20, 2004
9	Ratification by the Kingdom of Denmark	Patent Law Treaty	March 16, 2004
8	Ratification by the Republic of Estonia	Patent Law Treaty	April 14, 2003
7	Accession by Ukraine	Patent Law Treaty	March 31, 2003
6	Ratification by the Federal Republic of Nigeria	Patent Law Treaty	December 19, 2002
5	Accession by the Slovak Republic	Patent Law Treaty	July 16, 2002
4	Ratification by the Republic of Slovenia	Patent Law Treaty	May 8, 2002
3	Ratification by the Kyrgyz Republic	Patent Law Treaty	April 24, 2002
2	Ratification by the Republic of Moldova	Patent Law Treaty	September 27, 2001
1	Signatories	Patent Law Treaty	June 1, 2001

WIPO-Administered Treaties