The corresponding IPC symbols are indicated on patented documents (published patent applications and granted patents), of which more than 2 million are granted each year. The corresponding symbols are assigned by the national or regional institute of industrial property that publishes the patent document. For PCT applications, the IPC symbols are assigned by the International Searching Authority. The entry into force of this Agreement shall be noted separately when the required number of ratifications or accessions is reached. . `Ireland declares, in accordance with Article 4(4)(i), that it does not undertake to include symbols relating to classification groups or subgroups in the notifications referred to in paragraph 3, which shall be accessible only to the public, or in the notices relating thereto.` The Director General of the World Intellectual Property Organisation (WIPO) congratulates the Minister for Foreign Affairs and, in accordance with Article 16(5) of that international convention, is responsible for informing him that the Irish Government, with reference to Article 19 theref. The instrument of accession deposited on April 1, 1972 indicates that the following declaration is to be understood as part of this instrument: although only 62 States are parties to the Convention, the IPC is used by the patent offices of more than 100 States, four regional offices and the WIPO Secretariat in the management of the Treaty on International Cooperation in the Field of Patents (PCT) (1970). To keep the CPI up to date, it is constantly revised and a new edition is released every year on January 1. This agreement will enter into force on 7 March 2007 for Turkmenistan. Classification is essential for the consultation of patented documents during prior art searches. Such a call is needed from patent granting authorities, potential inventors, research and development units and others involved in the application or development of the technology. The Strasbourg agreement defines the International Patent Classification (IPC), which divides the technology into eight sections, with about 70,000 subdivisions. Each subdivision is characterized by a symbol composed of Arabic numbers and letters of the Latin alphabet.
. The Strasbourg Agreement created a Union that has an assembly. Every Member State of the Union shall be a member of the Assembly. One of the main tasks of the Assembly is the adoption of the biennial programme and budget of the Union. The review of the ICC is carried out by the IPC Committee of Experts established under the agreement. All States Parties to the Convention are members of the Committee of Experts. The Director General of WIPO wishes to draw attention to the fact that all signatures have been affixed subject to ratification. In addition, at the time of signature, the Spanish Government declared that it intended to exercise the right provided for in Article 4(4) of the Agreement. The agreement – commonly known as the IPC agreement – was concluded in 1971 and was amended in 1979.