Strasbourg Agreement Concerning the International Patent Classification

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 March 24, 1971, it entered into force on October 7, 1975,[1] and was amended on September 28, 1979. The Agreement and the certified statement were registered by the World Intellectual Property Organization on 28 February 1980.[7]

Strasbourg Agreement Concerning the International Patent Classification
Signed24 March 1971 (1971-03-24)
Effective7 October 1975[1]
Conditionsee Article 13 of the Agreement[2]
Parties65[3]
DepositaryDirector-General of WIPO[4]
LanguageEnglish, French[5]

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

References
  1. Strasbourg Notification No. 17, Strasbourg Agreement Concerning the International Patent Classification
  2. 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. Article 16(1)(c) Strasbourg Agreement Concerning the International Patent Classification
  5. 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."
  6. Article 1 of the Agreement
  7. "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.
  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."
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