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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 4954 石作蚀刻用物质 Substances for the etching of stonework
01 4955 二苯乙烯 Stilbene
01 4956 控制水草生长的物质 Substances for controlling the growth of aquatic weeds
01 4957 混凝土蚀刻用物质 Substances for the etching of concrete
01 4958 防止长袜抽丝用物质 Stockings (Substances for preventing runs in -)
01 4959 用于填充表面孔洞的聚酯糊剂物质 Substances of polyester paste for use in the filling of holes in surfaces
01 4960 控制水生植物生长的物质 Substances for controlling the growth of aquatic plants
01 4961 砖砌体蚀刻用物质 Substances for the etching of brickwork
01 4962 砂浆蚀刻用物质 Substances for the etching of mortar
01 4963 无土生长培养基(农业) Substrates for soil-free growing [agriculture]
01 4964 草浆 Straw pulp
01 4965 基因工程生产的园艺用物质 Substances for horticultural use produced by genetic engineering
01 4966 气体净化物质 Substances for the purification of gases
01 4967 农业、园艺和林业中使用的基质 Substrates used in agriculture, horticulture and forestry
01 4968 草浆 Straw pulp
01 4969 土壤改良物质 Substances for improving the soil
01 4970 用于净化液体的物质 Substances for the purification of fluids
01 4971 琥珀酸 Succinic acid
01 4972 实验室用物质 Substances for laboratory use
01 4973 种子处理用物质(不属别类) Substances for treating seeds, not included in other classes
01 4974 蔗糖化学品 Sucro chemicals
01 4975 酸的蔗糖酯 Sucrose esters of acids
01 4976 糖醇 Sugar alcohols
01 4977 化学糖替代品 Sugar substitutes (Chemical -)
01 4978 水产养殖用物质(药品除外) Substances for use in aquaculture [other than pharmaceutical]