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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 2429 用于奶酪制作的浓缩蛋白酸 Concentrated proteinic acid for use in cheese making
01 2430 混凝土添加剂 Concrete additives
01 2431 混凝土外加剂 Concrete admixtures
01 2432 混凝土充气用化学品 Concrete-aeration chemicals
01 2433 混凝土用胶结剂 Concrete (Agglutinants for -)
01 2434 混凝土粘结化合物 Concrete bonding compounds
01 2435 混凝土养护剂 Concrete curing agents
01 2436 混凝土硬化化合物 Concrete hardening compounds
01 2437 混凝土用除油漆和油外的保护剂 Concrete preservatives, except paints and oils
01 2438 混凝土防腐剂(油漆和油除外) Concrete preservatives, except paints and oil
01 2439 化学缩合制剂 Condensation preparations (Chemical -)
01 2440 防冷凝化学品 Condensation-preventing chemicals
01 2441 冷却系统调理剂 Conditioners for cooling systems
01 2442 导电粘合剂[家用或文具用除外] Conductive adhesives [other than for household or stationery use]
01 2443 导电树脂 Conductive resins
01 2444 固结促进剂 Consolidation accelerators
01 2445 固结缓凝剂 Consolidation retarders
01 2446 建筑行业粘合剂 Construction industry adhesives
01 2447 用于层压板的接触胶 Contact cement for use with laminates
01 2448 用于木材的接触胶 Contact cement for use with wood
01 2449 接触型胶粘剂 Contact cements
01 2450 连铸粉末 Continuous casting powders
01 2451 用于分子成像的造影剂 Contrast agents for use in molecular imaging
01 2452 造影剂,非用于医学成像 Contrast media, other than for use in medical imaging
01 2453 工业用促进蒸煮制剂 Cooking (Preparations for stimulating -) for industrial purposes