International trademark classification, and the headings of the international trademark classes, are established by the Committee of Experts of the Nice Union and set forth in the International Classification of Goods and Services for the Purposes of the Registration of Marks (Nice Classification), published by the World Intellectual Property Organization (“WIPO”). Click on the links below to view archived versions of the 11th and 10th Editions of the Nice Classification and information regarding changes under 7th and 8th Editions. All editions and versions of the Nice Classification are available on the WIPO website.