WIPO-Administered Treaties

Contracting Parties > Paris Convention > Washington Act (1911) (Total Contracting Parties : 36)

Contracting PartySignatureInstrumentIn ForceDetails
Australia Accession: July 30, 1925October 10, 1925
AustriaJune 2, 1911Ratification: April 1, 1913May 1, 1913
BelgiumJune 2, 1911Accession: July 8, 1914August 8, 1914
BrazilJune 2, 1911Accession: November 17, 1914December 17, 1914
Bulgaria Accession: April 30, 1921June 13, 1921
Canada Accession: August 21, 1923September 1, 1923
CubaJune 2, 1911Accession: November 22, 1921January 3, 1922
DenmarkJune 2, 1911Accession: July 30, 1914August 30, 1914
Dominican RepublicJune 2, 1911Ratification: April 1, 1913May 1, 1913
Estonia Accession: December 18, 1923February 12, 1924
Finland Accession: August 2, 1921September 20, 1921
FranceJune 2, 1911Ratification: April 1, 1913May 1, 1913
GermanyJune 2, 1911Ratification: April 1, 1913May 1, 1913
Greece Accession: August 18, 1924October 2, 1924
HungaryJune 2, 1911Ratification: April 1, 1913May 1, 1913
Ireland Accession: October 22, 1925December 4, 1925
ItalyJune 2, 1911Ratification: April 1, 1913May 1, 1913
JapanJune 2, 1911Ratification: April 1, 1913May 1, 1913
Latvia Accession: July 6, 1925August 20, 1925
Lebanon Accession: June 18, 1924September 1, 1924
  • Accession to the Washington Act (1911) through France.
Luxembourg Accession: May 12, 1922June 30, 1922
MexicoJune 2, 1911Ratification: April 1, 1913May 1, 1913
Morocco Accession: February 27, 1917July 30, 1917
NetherlandsJune 2, 1911Ratification: April 1, 1913May 1, 1913
NorwayJune 2, 1911Ratification: April 1, 1913May 1, 1913
Poland Accession: June 24, 1919November 10, 1919
PortugalJune 2, 1911Ratification: April 1, 1913May 1, 1913
Romania Accession: August 26, 1920October 6, 1920
SpainJune 2, 1911Ratification: April 1, 1913May 1, 1913
SwedenJune 2, 1911Accession: November 21, 1916January 11, 1917
SwitzerlandJune 2, 1911Ratification: April 1, 1913May 1, 1913
Syrian Arab Republic Accession: June 18, 1924September 1, 1924
  • Accession to the Washington Act (1911) through France.
TunisiaJune 2, 1911Ratification: April 1, 1913May 1, 1913
Turkey Accession: August 6, 1925October 10, 1925
United KingdomJune 2, 1911Ratification: April 1, 1913May 1, 1913
United States of AmericaJune 2, 1911Ratification: April 1, 1913May 1, 1913
  • Extension of application of the Washington Act (1911) to Puerto Rico, the Virgin Islands, Samoa and Guam: March 5, 1963; Entry into force July 7, 1963. (see Industrial Property 1963, No.6, p.118)