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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
42 72029 杀虫剂相关研究 Research relating to insecticides
42 72030 畜牧业相关研究 Research relating to animal husbandry
42 72031 种子生产相关研究 Research relating to the production of seeds
42 72032 头发护理领域的研究 Research in the field of hair care
42 72033 海洋勘测相关研究 Research relating to marine surveying
42 72034 建筑学相关研究 Research relating to architecture
42 72035 计算机程序和软件开发相关研究 Research relating to the development of computer programs and software
42 72036 有关机械工程的研究 Research relating to mechanical engineering
42 72037 细菌学相关研究 Research relating to bacteriology
42 72038 计算机硬件开发相关研究 Research relating to the development of computer hardware
42 72039 药物相关研究 Research relating to medicines
42 72040 生物技术相关研究 Research relating to biotechnology
42 72041 计算机软件开发相关研究 Research relating to the development of computer software
42 72042 医学相关研究 Research relating to medicine
42 72043 建筑物相关研究 Research relating to buildings
42 72044 工业流程计算机化自动化相关研究 Research relating to the computerised automation of industrial processes
42 72045 金属相关研究 Research relating to metals
42 72046 化学相关研究 Research relating to chemistry
42 72047 废物分析相关研究 Research relating to waste analysis
42 72048 矿产资源相关研究 Research relating to mineral resources
42 72049 计算机程序相关研究 Research relating to computer programs
42 72050 科学研究 Research (Scientific -)
42 72051 分子科学相关研究 Research relating to molecular sciences
42 72052 计算机编程相关研究 Research relating to computer programming
42 72053 研究服务 Research services

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