US Trademark Classification (Classes 01–45)

Data version: USPTO Trademark ID Manual (Acceptable Identification of Goods and Services), applying the Nice Classification, 13th edition (NCL 13-2026). Official data retrieved on 1 October 2026 and published on this site the same day: 71,543 entries (including 2,932 example entries). Term IDs, classes, English descriptions, status and effective dates follow the USPTO; Chinese terms are J&C reference translations. The "version" shown for each entry is the Nice edition under which it was added or last modified. We synchronise with the USPTO periodically; the next update is planned for January 2027. Translation revision: 13 October 2026. Reviewed Chinese reference notes are available for 6,984 entries; other substantive notes are shown in the official English.

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Class	Item No.	Chinese	English
42	042-3078	赛马场设计	Design of racecourses
42	042-3079	为修理目的检查建筑物	Inspecting buildings for repair purposes
42	042-3080	为翻新目的检查建筑物	Inspecting buildings for renovation purposes
42	042-3081	为修复目的检查建筑物	Inspecting buildings for restoration purposes
42	042-3082	为改造目的检查建筑物	Inspecting buildings for remodeling purposes
42	042-3083	电子数据湖存储	Electronic data lake storage
42	042-3084	电子数据湖云存储服务	Cloud storage services for electronic data lakes
42	042-3085	提供使用区块链技术、用于{指明软件功能，例如处理加密货币交易、管理智能合约等}的不可下载在线软件	Providing online, non-downloadable software for {specify the function of the software, e.g., processing cryptocurrency transactions, managing smart contracts, etc.} using blockchain technology
42	042-3086	机器人流程自动化技术研究	Research on robotic process automation technology
42	042-3087	磁光记录领域的技术研究	Technical research in the field of magneto-optical recording
42	042-3088	流计算领域的研究	Research in the field of stream computing
42	042-3089	提供临时使用不可下载的在线软件开发工具包（SDK）	Providing temporary use of online non-downloadable software development kits (SDKs)
42	042-3090	温室气体领域的科学研究	Scientific research in the field of greenhouse gases
42	042-3091	去除废水中甲烷的技术设计	Design of technologies for removing methane from wastewater
42	042-3092	储能领域的科学研究	Scientific research in the field of energy storage
42	042-3093	可持续能源领域的科学研究	Scientific research in the field of sustainable energy
42	042-3094	手机解锁	Unlocking of mobile telephones
42	042-3095	手机解锁	Unlocking of cell phones
42	042-3096	手机解锁	Unlocking of cellular telephones
42	042-3097	手机解锁	Unlocking of cellular phones
42	042-3098	加密货币电子存储	Electronic storage of cryptocurrency
42	042-3099	加密货币挖矿	Mining of cryptocurrency
42	042-3100	加密挖矿服务	Cryptomining services
42	042-3102	为他人提供用于生物制造的细胞培养服务	Cell culture services for others for biomanufacturing
42	042-3103	为他人培养用于生物制造的细胞	Culturing of cells for others for biomanufacturing

US Trademark Classification

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