| Party | Signature | Provisional application |
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 |
|---|---|---|---|---|---|---|
| Argentina | 15-06-1907 (A) | 15-06-1907 | ||||
| Armenia | 23-04-2025 (A) | 23-04-2025 | ||||
| Australia | 01-04-1960 (R) | 01-04-1960 | ||||
| Austria | 12-11-1918 (R) | 12-11-1918 | ||||
| Austria/Hungary | 29-07-1899 | 04-09-1900 (R) | 04-09-1900 | |||
| Belarus | 04-06-1962 (R) | 04-06-1962 | ||||
| Belgium | 29-07-1899 | 04-09-1900 (R) | 04-09-1900 | |||
| Bolivia | 15-06-1907 (A) | 15-06-1907 | ||||
| Brazil | 15-06-1907 (A) | 15-06-1907 | ||||
| Bulgaria | 29-07-1899 | 04-09-1900 (R) | 04-09-1900 | |||
| Burkina Faso | 30-08-1961 (R) | 30-08-1961 | ||||
| Cambodia | 07-01-1956 (R) | 07-01-1956 | ||||
| Cameroon | 01-08-1961 (R) | 01-08-1961 | ||||
| Canada | 19-08-1960 (R) | 19-08-1960 | ||||
| Chile | 15-06-1907 (A) | 15-06-1907 | ||||
| China | 29-07-1899 | 21-11-1904 (R) | 21-11-1904 | |||
| Colombia | 15-06-1907 (A) | 15-06-1907 | ||||
| Croatia | 07-10-1998 (R) | 07-10-1998 | ||||
| Cuba | 15-06-1907 (A) | 15-06-1907 | ||||
| Democratic Republic of the Congo | 25-03-1961 (R) | 25-03-1961 | ||||
| Denmark | 29-07-1899 | 04-09-1900 (R) | 04-09-1900 | |||
| Dominican Republic | 15-06-1907 (A) | 15-06-1907 | ||||
| Ecuador | 03-07-1907 (A) | 03-07-1907 | ||||
| El Salvador | 20-06-1907 (A) | 20-06-1907 | ||||
| Ethiopia | 30-07-2003 (A) | 30-07-2003 | ||||
| Fiji | 02-04-1973 (R) | 02-04-1973 | ||||
| France | 29-07-1899 | 04-09-1900 (R) | 04-09-1900 | |||
| Germany | 29-07-1899 | 04-09-1900 (R) | 04-09-1900 | |||
| Greece | 29-07-1899 | 04-04-1901 (R) | 04-04-1901 | |||
| Guatemala | 15-06-1907 (A) | 15-06-1907 | ||||
| Haïti | 15-06-1907 (A) | 15-06-1907 | ||||
| Honduras | 01-12-1961 (A) | 01-12-1961 | ||||
| Hungary | 16-11-1918 (R) | 16-11-1918 | ||||
| Iceland | 08-12-1955 (R) | 08-12-1955 | ||||
| India | 29-07-1950 (R) | 29-07-1950 | ||||
| Iran | 29-07-1899 | 04-09-1900 (R) | 04-09-1900 | |||
| Iraq | 31-08-1970 (A) | 31-08-1970 | ||||
| Italy | 29-07-1899 | 04-09-1900 (R) | 04-09-1900 | |||
| Japan | 29-07-1899 | 06-10-1900 (R) | 06-10-1900 | |||
| Kingdom of Sweden and Norway | 29-07-1899 | 04-09-1900 (R) | 04-09-1900 | |||
| Kyrgyzstan | 04-06-1992 (R) | 04-06-1992 | ||||
| Laos | 18-07-1955 (R) | 18-07-1955 | ||||
| Lebanon | 14-02-1968 (A) | 14-02-1968 | ||||
| Luxembourg | 29-07-1899 | 12-07-1901 (R) | 12-07-1901 | |||
| Mauritius | 03-08-1970 (R) | 03-08-1970 | ||||
| Mexico | 29-07-1899 | 17-04-1901 (R) | 17-04-1901 | |||
| Montenegro | 01-03-2007 (R) | 01-03-2007 | ||||
| Netherlands, the Kingdom of the | 29-07-1899 | 04-09-1900 (R) | 04-09-1900 | |||
| New Zealand | 10-02-1959 (R) | 10-02-1959 | ||||
| Nicaragua | 15-06-1907 (A) | 15-06-1907 | ||||
| North Macedonia | 19-12-2000 (R) | 19-12-2000 | ||||
| Norway | 17-06-1905 (R) | 17-06-1905 | ||||
| Pakistan | 05-08-1950 (R) | 05-08-1950 | ||||
| Panama | 15-06-1907 (A) | 15-06-1907 | ||||
| Paraguay | 15-06-1907 (A) | 15-06-1907 | ||||
| Peru | 15-06-1907 (A) | 15-06-1907 | ||||
| Portugal | 29-07-1899 | 04-09-1900 (R) | 04-09-1900 | |||
| Romania | 29-07-1899 | 04-09-1900 (R) | 04-09-1900 | |||
| Russian Federation | 29-07-1899 | 04-09-1900 (R) | 04-09-1900 | |||
| Senegal | 01-08-1977 (A) | 01-08-1977 | ||||
| Serbia | 07-09-2001 (R) | 07-09-2001 | ||||
| Slovenia | 01-10-1996 (R) | 01-10-1996 | ||||
| Spain | 29-07-1899 | 04-09-1900 (R) | 04-09-1900 | |||
| Sri Lanka | 09-02-1955 (R) | 09-02-1955 | ||||
| Sweden | 17-06-1905 (R) | 17-06-1905 | ||||
| Switzerland | 29-07-1899 | 29-12-1900 (R) | 29-12-1900 | |||
| Thailand | 29-07-1899 | 04-09-1900 (R) | 04-09-1900 | |||
| Türkiye | 29-07-1899 | 12-06-1907 (R) | 12-06-1907 | |||
| Ukraine | 04-04-1962 (R) | 04-04-1962 | ||||
| United Kingdom | 29-07-1899 | 04-09-1900 (R) | 04-09-1900 | |||
| United States of America | 29-07-1899 | 04-09-1900 (R) | 04-09-1900 | |||
| Uruguay | 17-06-1907 (A) | 17-06-1907 | ||||
| Venezuela | 15-06-1907 (A) | 15-06-1907 | ||||
| Vietnam | 29-12-2011 (A) | 29-12-2011 | ||||
| Zimbabwe | 19-09-1984 (R) | 19-09-1984 |
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