Skip to main content
Data version: English terms are taken from the EUIPO Harmonised Database and arranged in the 45 Nice classes; this site lists 73,491 entries. Chinese terms were fully retranslated on 1 October 2026 and are J&C reference translations. The reference number is this site's own number, not an EUIPO term ID. The English entries have not yet been checked one by one against the current EUIPO data; for filings, please rely on the official EUIPO source (TMclass). Spanish coverage is being expanded: as of 13 October 2026, 6,894 reviewed Spanish names are available, from the WIPO Nice Classification and J&C reference translations; other entries are shown in English.

Filing an EU trademark? See our guide: EU trademark registration

For national registration in EU member states and the Benelux, see: Benelux trademark registration · Trademark registration in France · Trademark registration in Greece · Trademark registration in Ireland · Trademark registration in Italy · Trademark registration in Poland · Trademark registration in Spain

Class Ref. No. Chinese English
01 3854 氢氧化镍 Nickel hydroxide
01 3855 一氧化二氮 Nitrous oxide
01 3856 萘 Naphtalene
01 3857 五倍子 Nuts (Gall -)
01 3858 氧化镍 Nickel oxides
01 3859 硝酸纸 Nitrous paper
01 3860 萘 Naphthalene
01 3861 辛烷值提升燃料化学添加剂 Octane booster fuel chemical additive
01 3862 硫酸镍 Nickel sulphate
01 3863 不易燃挥发性有机化学液体 Non-flammable volatile organic chemical liquids
01 3864 萘胺 Naphthylamine
01 3865 乙酸辛酯 Octyl acetate
01 3866 硝酸铀 Nitrate of uranium
01 3867 热水浴缸用无卤氧化化合物 Non-halogenic oxidizing compound for hot tubs
01 3868 酿葡萄酒用杀菌剂(制葡萄酒用化学制剂) Oenological bactericides [chemical preparations for use in wine making]
01 3869 硝酸盐试纸 Nitrate paper
01 3870 游泳池用无卤氧化化合物 Non-halogenic oxidizing compound for swimming pools
01 3871 酿酒用杀菌剂(酿酒用化学制剂) Oenological bactericides [chemical preparations used in wine making]
01 3872 水疗池用无卤氧化化合物 Non-halogenic oxidizing compound for spas
01 3873 胶印版 Offset printing plates
01 3874 用于制造过程的除油物质 Oil removing substances for use in manufacturing processes
01 3875 油漂白化学品 Oil-bleaching chemicals
01 3876 用于工业过程的非离子洗涤剂化合物 Non-ionic detergent compounds for use in industrial processes
01 3877 油分离化学品 Oil-separating chemicals
01 3878 油性胶泥(腻子) Oil cement [putty]