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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.

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Class Ref. No. Chinese English
01 4204 多不饱和脂肪酸 Polyunsaturated fatty acids
01 4205 氰酸钾 Potassium cyanate
01 4206 用于制备水泥基组合物的聚合物 Polymers for use in the preparation of cementitious compositions
01 4207 用作纺织工业助剂的聚合物分散体 Polymer dispersions for use as auxiliaries for the textile industry
01 4208 未加工聚氨酯 Polyurethane
01 4209 氰化钾 Potassium cyanide
01 4210 工业用葡萄糖聚合物 Polymers of glucose for industrial use
01 4211 聚合物溶液 Polymer solutions
01 4212 聚氨酯粘合剂 Polyurethane adhesives
01 4213 草酸氢钾 Potassium dioxalate
01 4214 分离过程中使用的聚合物 Polymers used in separation processes
01 4215 用于化妆品行业的聚合物化学品 Polymeric chemicals for use in the cosmetic industry
01 4216 聚氨酯涂料[油漆除外] Polyurethane coatings [other than paints]
01 4217 铁氰化钾 Potassium ferricyanide
01 4218 工业用多元醇 Polyol for use in industry
01 4219 聚合物乳化剂 Polymeric emulsifiers
01 4220 用于工业涂料的聚氨酯交联剂 Polyurethane cross-linking agents for use in industrial coatings
01 4221 亚铁氰化钾 Potassium ferrocyanide
01 4222 多元醇 Polyoles
01 4223 聚合物中间体 Polymeric intermediates
01 4224 用于涂料的聚氨酯交联剂 Polyurethane cross-linking agents for use in paints
01 4225 氢氧化钾 Potassium hydroxide
01 4226 多元醇 Polyols
01 4227 塑料工业用有机化合物聚合物 Polymerisates of organic compounds for the plastics industry
01 4228 聚氨酯颗粒 Polyurethane granulate