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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 2454 用于化妆品的胶原蛋白基成分 Collagen based ingredients for cosmetic preparations
01 2455 工业用胶原蛋白 Collagen for industrial purposes
01 2456 胶原蛋白作为化妆品制造的原料 Collagen used as a raw ingredient in the manufacture of cosmetics
01 2457 火棉胶 Collodion
01 2458 用于制造的胶体制剂 Colloid preparations for use in manufacture
01 2459 胶体二氧化硅 Colloidal silica
01 2460 胶体硅分散剂 Colloidal silicon dispersants
01 2461 工业用增色化学品 Color-brightening chemicals for industrial purposes
01 2462 工业用颜色增亮化学品 Color- [colour-] brightening chemicals for industrial purposes
01 2463 比色化学品 Colorimetric chemicals
01 2464 金属着色用盐 Coloring metal (Salts for -)
01 2465 工业用增色化学品 Colour-brightening chemicals for industrial purposes
01 2466 颜色稳定剂 Colour stabilizers
01 2467 彩色纸[感光] Coloured paper [sensitised]
01 2468 金属着色用盐 Colouring metal (Salts for -)
01 2469 易燃制剂(发动机燃料用化学添加剂) Combusting preparations [chemical additives to motor fuel]
01 2470 助燃剂[化学品] Combustion enhancers [chemicals]
01 2471 助燃化学品 Combustion promoting chemicals
01 2472 商用粘合剂(文具或家用除外) Commercial adhesives [other than for stationery or household use]
01 2473 商用胶水(文具或家用除外) Commercial glues [other than for stationery or household use]
01 2474 保存用普通盐(食品除外) Common salt for preserving [other than foodstuffs]
01 2475 复合肥 Complex fertilizer
01 2476 络盐 Complex salts
01 2477 修补密封件用粘合剂和填料组合物 Composition of adhesives and fillers for repairing seals
01 2478 用于加速混凝土凝固的组合物 Compositions for accelerating the setting of concrete