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Contracting Parties adopt the annexed International Classification and may apply it as a principal or subsidiary system. The Committee of Experts on Patents oversees further elaboration and issues opinions on proposed modifications, which enter into force six months after notification unless objections are raised within the specified period.",{"@graph":69,"@context":122},[70,84,105],{"@type":71,"itemListElement":72},"BreadcrumbList",[73,77,79,82],{"item":74,"name":75,"@type":76,"position":8},"https://docshare.wps.com","Home","ListItem",{"item":78,"name":9,"@type":76,"position":14},"https://docshare.wps.com/document/",{"item":80,"name":40,"@type":76,"position":81},"https://docshare.wps.com/document/research-report/",3,{"item":83,"name":65,"@type":76,"position":19},"https://docshare.wps.com/document/european-convention-on-the-international-classification-of-patents-for-invention-treaty-series-42-october-1956/144689/",{"url":83,"name":65,"@type":85,"image":86,"author":91,"headline":65,"publisher":94,"fileFormat":97,"inLanguage":63,"description":67,"dateModified":98,"datePublished":99,"encodingFormat":97,"isAccessibleForFree":100,"interactionStatistic":101},"DigitalDocument",{"url":87,"@type":88,"width":89,"height":90},"https://docshare.wps.com/thumbnails/european-convention-on-the-international-classification-of-patents-for-invention-treaty-series-42-october-1956/144689.png","ImageObject",300,407,{"name":92,"@type":93},"Skyler","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-09-20","2026-08-26",true,{"@type":102,"interactionType":103,"userInteractionCount":39},"InteractionCounter",{"@type":104},"ViewAction",{"@type":106,"mainEntity":107},"FAQPage",[108,114,118],{"name":109,"@type":110,"acceptedAnswer":111},"What system do Contracting Parties adopt under this Convention?","Question",{"text":112,"@type":113},"Each Contracting Party adopts the patent classification system set out in the Annex, together with elaborations or modifications that enter into force under Article 2.","Answer",{"name":115,"@type":110,"acceptedAnswer":116},"Can the International Classification be used in different ways?",{"text":117,"@type":113},"Yes. 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 \nConsidering that the adoption of a uniform system of classification ofpatents for inventions is in the common interest and likely to contribute tothe harmonisation of national legislation;  \nHaving regard to the Resolution of the Committee of Ministers of theCouncil of Europe of 12th September,1952,relating to the generalisation ofthe practice of examination of patent applications for novelty;  \nHaving regard to Article 15 of the Convention for the Protection ofIndustrial Property signed at Paris on 20th March,1883,(¹)revised at Brusselson 14th December,1900,(“)at Washington on 2nd June,1911,(³)at The Hagueon 6th November,1925,(⁴)and at London on 2nd June,1934,(5)  \nHave agreed as follows:一  \n## ARTICLE 1\n\n1.Subject to the provisions of this Convention,each Contracting Partyshall adopt the systerm of classification of patents for inventions set out inthe Annex hereto,together with any elaborations or modifications which shallhave entered into force in accordance with paragraph 2 of Article 2.Thissystem,including the said elaborations and modifications,is hereinafterreferred to as the\"International Classification.\"  \n2.Each Contracting Party shall be at liberty to apply the InternationalClassification either as a principal or as a subsidiary system.  \n## ARTICLE 2\n\n1.The Committee of Experts on Patents of the Council of Europe shallbe responsible for the further elaboration of the International Classificationand shall give its opinion to the Contracting Parties on any modificationthereof which may be proposed by any of them.  \n2.Any elaboration or modification approved by that Committee shallenter into force six months after all the Contracting Parties have been notifiedof such approval,unless two at least of the Parties have informed theSecretary-General of the Council of their objection to the proposed elaborationor modification not less than one month before the expiry of the said periodof six months.  \n(1)“Commercial No.28(1884)”C.4043.  \n(2)“Treaty Series No.I5(1902)”Cd.1084.  \n3)“Treaty Series No.8(1913)”Cd:6805.  \n(1)\"Treaty Series No.16(1928)\"Cmd.3167.()“Treaty Series No.55(1938)”Cmd.5833.  \n561  \n# CONVENTION EUROPEENNE SUR LA CLASSIFICATIONINTERNATIONALE DES BREVETS D'INVENTION\n\nParis,le 19 décembre 1954  \nLes Gouvernements signataires,Membres du Conseil de I'Europe,  \nConsidérant que le but du Conseil de I'Europe est de réaliser une unionplus étroite entre ses Membres,afin notamment de favoriser le progreseconomique et social par la conclusion d'accords et par Yadoption d'une actioncommune dans les domaines économique,social,culturel,scientifique,juridique,et administratif;  \nConsidérant que Iadoption d'une classification uniforme des brevetsd'invention répond à l'intéret général et parait de nature à favoriserI'harmonisation des systèmes juridiques nationaux;  \nVu la résolution du Comite des Ministres du Conseil de I'Europe en datedu 12 septembre 1952,relative à la généralisation de I'examen de nouveautédes demandes de brevets;  \nVu I'article 15 de la Convention pour la Protection de la PropriétéIndustriele,signée à Paris le 20 mars 1883,revisee à Bruxelles le14 décembre 1900,a Washing","cbCaidktvS3k5fbB","https://ap.wps.com/l/cbCaidktvS3k5fbB","pdf",1886807,44,"English","# Article 1\n## Adoption of the International Classification\n# Article 2\n## Role of the Committee of Experts","[{\"question\":\"What system do Contracting Parties adopt under this Convention?\",\"answer\":\"Each Contracting Party adopts the patent classification system set out in the Annex, together with elaborations or modifications that enter into force under Article 2.\"},{\"question\":\"Can the International Classification be used in different ways?\",\"answer\":\"Yes. A Contracting Party may apply the International Classification either as a principal or as a subsidiary system.\"},{\"question\":\"How are modifications to the International Classification handled?\",\"answer\":\"The Committee of Experts on Patents elaborates it and gives opinions on proposed modifications; approved changes enter into force six months after notification unless at least two Parties object within the required timeframe.\"}]","European Convention on the International Classification of Patents for Invention - Treaty Series 42 - October 1956 | PDF",111]