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	042-981	计算机主机托管服务，即提供将计算机服务器与他人设备一起放置的设施	Computer co-location services, namely, providing facilities for the location of computer servers with the equipment of others
42	042-979	{确定领域，例如计算机硬件系统}技术领域的技术咨询	Technological consultation in the technology field of {identify the field, e.g., computer hardware systems}
42	042-977	为他人提供计算机硬件和软件系统的选择、实施和使用方面的咨询服务	Consulting services in the fields of selection, implementation and use of computer hardware and software systems for others
42	042-976	提供以计算机技术和编程信息为特色的网站	Providing a web site that features information on computer technology and programming
42	042-974	为医疗目的进行科学调查	Scientific investigations for medical purposes
42	042-973	计算机服务，即对他人网站的互联网流量控制和内容控制进行监控、测试、分析和报告（质量控制）	Computer services, namely, monitoring, testing, analyzing, and reporting on the Internet traffic control and content control of the web sites of others [quality control]
42	042-972	癌症治疗和诊断领域的医学和科学研究	Medical and scientific research in the field of cancer treatment and diagnosis
42	042-971	计算机服务，即监控和报告他人网站的性能、可用性和错误（质量控制）	Computer services, namely, monitoring and reporting on the performance, availability, and errors of web sites of others [quality control]
42	042-969	计算机服务，即监控他人的网站以提高其可扩展性和性能（质量控制）	Computer services, namely, monitoring the web sites of others to improve their scalability and performance [quality control]
42	042-964	计算机病毒的防护服务	Computer virus protection services
42	042-960	{指明空间类型，例如洁净室环境、零售商业机构的内部空间等}的规划和布局设计服务	Planning and layout design services for {specify type of space, e.g., cleanroom environments, interior space of retail business establishments, etc.}
42	042-958	开展工程测量	Conducting engineering surveys
42	042-957	计算机服务，即创建基于计算机网络的信息、网站和资源索引	Computer services, namely, creating computer network-based indexes of information, websites and resources
42	042-956	为他人进行计算机网络设计	Computer network design for others
42	042-953	生物克隆服务	Biological cloning services
42	042-949	数据库开发服务	Database development services
42	042-947	计算机系统分析	Computer systems analysis
42	042-946	计算机软件维护	Maintenance of computer software
42	042-945	城市规划	Urban planning
42	042-943	恢复计算机数据	Recovery of computer data
42	042-941	在线批处理计算机服务，即将多个文件配置为一组	On-line batch computer services, namely, configuration of multiple files into a single group
42	042-940	油井测试	Oil well testing
42	042-938	产品研发	Product research and development
42	042-937	计算机分时服务	Computer time-sharing services
42	042-936	消费品安全测试	Consumer product safety testing

US Trademark Classification

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