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	042-3003	药物制剂领域的研究和开发服务	Research and development services in the field of pharmaceutical preparations
42	042-3004	物理学领域的研究和开发服务	Research and development services in the field of physics
42	042-3005	新药产品研究和开发服务	Research and development services of new pharmaceutical products
42	042-3006	与药品相关的研究和开发服务	Research and development services relating to medicines
42	042-3007	药品研究和开发	Research and development of medicines
42	042-3008	与疫苗相关的研究和开发服务	Research and development services relating to vaccines
42	042-3009	在线数据存储	Online data storage
42	042-3010	移动支付技术领域的研究	Research in the field of mobile payment technology
42	042-3011	细胞遗传学领域的研究	Research in the field of cytogenetics
42	042-3012	DNA数据存储技术领域的研究	Research in the field of DNA data storage technology
42	042-3013	管道设计	Design of pipelines
42	042-3014	手表设计	Designing of watches
42	042-3015	计算机语言设计	Design of computer languages
42	042-3016	电路板设计	Design of electric circuit boards
42	042-3017	气流测量服务	Air flow measurement services
42	042-3018	与细菌学相关的科学研究	Scientific research relating to bacteriology
42	042-3019	提供数字货币领域的技术建议服务	Providing technology advisory services in the field of digital currency
42	042-3020	提供虚拟货币领域的技术建议服务	Providing technology advisory services in the field of virtual currency
42	042-3021	为他人更新网站类无障碍改造	Accessibility remediation in the nature of updating websites for others
42	042-3022	建筑咨询服务类无障碍改造	Accessibility remediation in the nature of architectural consultancy services
42	042-3023	出租用于{指明程序功能，例如用于数据库管理、用作电子表格、用于文字处理等；如软件针对特定内容或领域，指明内容或使用领域}的软件	Rental of software for {specify the function of the programs, e.g., use in database management, use as a spreadsheet, word processing, etc. and, if software is content- or field-specific, the content or field of use}
42	042-3024	出租可离线运行、用于{指明程序功能，例如用于数据库管理、观看电影、运行计算机系统等；如软件针对特定内容或领域，指明内容或使用领域}的软件	Rental of software, capable of functioning offline, for {specify the function of the programs, e.g., use in database management, watching movies, operating computer systems, and, if software is content- or field-specific, the content or field of use}
42	042-3025	与牲畜相关的生物技术研究	Biotechnological research relating to livestock
42	042-3026	光互连技术领域的技术研究	Technical research in the field of optical interconnection technology
42	042-3027	车联网领域的技术研究	Technological research in the field of Internet of Vehicles

US Trademark Classification

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