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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 4504 皮革翻新化学品 Renovating chemicals (Leather- -)
01 4505 石膏用缓凝剂 Retarders for use with plaster
01 4506 再生纸浆 Recycled paper pulp
01 4507 分析用试剂(非医用或兽医用) Reagents for use in analysis [other than for medical or veterinary purposes]
01 4508 唱片修复制剂 Renovating preparations for phonograph records
01 4509 鼠李糖 Rhamnose
01 4510 赤泥 Red mud
01 4511 生物加工用试剂(医用或兽医用除外) Reagents for use in biological processing [other than for medical or veterinary purposes]
01 4512 修补轮胎用组合物 Repairing tires [tyres] (Compositions for -)
01 4513 铼 Rhenium
01 4514 纺织工业用还原剂 Reducing agents for the textile industry
01 4515 诊断测试用试剂(医用或兽医用除外) Reagents for use in diagnostic tests [other than for medical or veterinary purposes]
01 4516 拒液剂 Repellents for liquids
01 4517 工业用流变添加剂 Rheological additives for use in industry
01 4518 摄影用还原剂 Reducing agents for use in photography
01 4519 环境检测用试剂 Reagents for use in environmental testing
01 4520 拒水剂 Repellents for water
01 4521 流变添加剂(非医用) Rheological additives, other than for medical use
01 4522 用于化学过程的还原剂 Reducing agents for use in chemical processes
01 4523 环境分析用试剂 Reagents for use in environmental analysis
01 4524 感光复制胶片(未曝光) Reprographic films (sensitised -) [unexposed]
01 4525 流变改性组合物(非医用) Rheology modifying compositions, other than for medical use
01 4526 科学用标准物质(化学品) Reference standards [chemicals] for use in science
01 4527 地球物理测试用试剂 Reagents for use in geophysical testing
01 4528 感光复制版(未曝光) Reprographic plates (sensitised -) [unexposed]