| Act(s) | Article(s) | Signature | Instrument | Entry into Force |
|---|---|---|---|---|
| Stockholm Act (1967) | July 14, 1967 | Ratification : October 31, 1974 | February 12, 1975 | |
| Lisbon Act (1958) | October 31, 1958 | Accession : June 18, 1965 | August 21, 1965 | |
| London Act (1934) | June 2, 1934 | Accession : October 24, 1939 | November 24, 1939 | |
| The Hague Act (1925) | November 6, 1925 | Accession : June 12, 1929 | July 27, 1929 | |
| Washington Act (1911) | June 2, 1911 | Accession : July 8, 1914 | August 8, 1914 | |
| Brussels Act (1900) | December 14, 1900 | Ratification : December 10, 1901 | September 14, 1902 |
Stockholm Act (1967): A notification was deposited by the Government of the Kingdom of Belgium in which that Government indicated its desire to avail itself of the provisions of Article 30(2) of the Stockholm Act of the Paris Convention. That notification entered into force on the date of its receipt, that is, on May 20, 1970. Pursuant to the said Article, the Kingdom of Belgium, which was a member of the Paris Union, could, for five years from April 26, 1970, the date of entry into force of the Convention Establishing the World Intellectual Property Organization (WIPO), exercise the rights provided under Articles 13 to 17 of the Stockholm Act of the Paris Convention, as if it were bound by those Articles. (see Paris Notification No. 21)