Strasbourg Agreement Concerning the International Patent Classification
| Signed | 24 March 1971 |
|---|---|
| Effective | 7 October 1975[1] |
| Condition | see Article 13 of the Agreement[2] |
| Parties | 68[3] |
| Depositary | Director-General of WIPO[4] |
| Language | English, French[5] |
The Strasbourg Agreement Concerning the International Patent Classification (or IPC), also known as the IPC Agreement, is an international treaty that established a common classification for patents for invention, inventors' certificates, utility models and utility certificates, known as the "International Patent Classification" (IPC).[6] The treaty was signed in Strasbourg, France, on 24 March 1971; it entered into force on 7 October 1975[1] and was amended on 28 September 1979. The Agreement and the certified statement were registered by the World Intellectual Property Organization on 28 February 1980.[7]
States that are parties to the Paris Convention for the Protection of Industrial Property (1883) may become party to the Strasbourg Agreement.[8] As of June 2026, there were 68 contracting parties to the Strasbourg Agreement.[3] The Holy See, the Iran and Liechtenstein signed the Agreement in 1971[9] but have not ratified it.[3]
See also
References
- 1 2 Strasbourg Notification No. 17, Strasbourg Agreement Concerning the International Patent Classification
- ↑ Article 13 Strasbourg Agreement Concerning the International Patent Classification
- 1 2 3 WIPO web site, Contracting Parties/Signatories Strasbourg Agreement (Total Members: 68). Consulted on 24 June 2026.
- ↑ Article 16(1)(c) Strasbourg Agreement Concerning the International Patent Classification
- ↑ Article 16(1)(a) Strasbourg Agreement Concerning the International Patent Classification: "This Agreement shall be signed in a single original in the English and French languages, both texts being equally authentic."
- ↑ Article 1 of the Agreement
- ↑ "Strasbourg Agreement concerning the international patent classification. Done at Strasbourg on 24 March 1971 Succession by Suriname to the above-mentioned Agreement" (PDF). United Nations Treaty Collection. Retrieved 19 April 2023.
- ↑ Article 12(1) of the Agreement
- ↑ Article 16(1)(b) of the Agreement: "This Agreement shall remain open for signature at Strasbourg until September 30, 1971."
External links
- Strasbourg Agreement Concerning the International Patent Classification in the WIPO Lex database — official website of WIPO.
- The full text of the Strasbourg Agreement Concerning the International Patent Classification(in English)
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