| Act(s) | Article(s) | Signature | Instrument | Entry into Force |
|---|---|---|---|---|
| Additional Act of Stockholm (1967) | Articles 1 and 2 | July 14, 1967 | Accession : May 8, 1973 | August 14, 1973 |
| Lisbon Act (1958) | October 31, 1958 | Accession : May 8, 1973 | August 14, 1973 | |
| London Act (1934) | June 2, 1934 | Accession : December 20, 1955 | March 2, 1956 | |
| The Hague Act (1925) | November 6, 1925 | Ratification : May 1, 1928 | June 1, 1928 | |
| Washington Act (1911) | June 2, 1911 | Ratification : April 1, 1913 | May 1, 1913 |
Accession to the Hague Act (1925) for Spanish colonies: October 29, 1947; Entry into force: December 15, 1947. (see La Propriété Industrielle 1947, No.11, p.194)
Accession to the Hague Act (1925) for the Spanish zone of Morocco: September 15, 1928; Entry into force: November 5, 1928. (see La Propriété Industrielle 1928, No.10, p.214)
Pursuant to Article 4 of the Additional Act of Stockholm (1967), Spain is bound by Articles 1 and 2 of this Act as from the date of effect of its accession to the Lisbon Act (1958), that is, on August 14, 1973. (see Madrid (Indications of Source) Notification No. 14)