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]

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]

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. 1 2 Strasbourg Notification No. 17, Strasbourg Agreement Concerning the International Patent Classification
  2. ↑ Article 13 Strasbourg Agreement Concerning the International Patent Classification
  3. 1 2 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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