Strasbourg Agreement Concerning the International Patent Classification explained

Strasbourg Agreement Concerning the International Patent Classification
Date Effective:	7 October 1975^[1]
Condition Effective:	see Article 13 of the Agreement^[2]
Parties:	65^[3]
Depositor:	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 April 2023, there were 65 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

• European Convention on the International Classification of Patents for Invention (1954)

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

Notes and References

1. https://www.wipo.int/treaties/en/notifications/strasbourg/treaty_strasbourg_17.html Strasbourg Notification No. 17, Strasbourg Agreement Concerning the International Patent Classification
2. https://wipolex.wipo.int/en/text/291858 Article 13 Strasbourg Agreement Concerning the International Patent Classification
3. WIPO web site, Contracting Parties > Strasbourg Agreement (Total Contracting Parties: 65). Consulted on 18 April 2023.
4. https://wipolex.wipo.int/en/text/291858 Article 16(1)(c) Strasbourg Agreement Concerning the International Patent Classification
5. https://wipolex.wipo.int/en/text/291858 Article 16(1)(a) Strasbourg Agreement Concerning the International Patent Classification
6. Article 1 of the Agreement
7. News: Strasbourg Agreement concerning the international patent classification. Done at Strasbourg on 24 March 1971 Succession by Suriname to the above-mentioned Agreement. United Nations Treaty Collection. 2023-04-19.
8. Article 12(1) of the Agreement
9. Article 16(1)(b) of the Agreement: "This Agreement shall remain open for signature at Strasbourg until September 30, 1971."