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	042-1896	开发定制网页和其他具有用户定义信息的数据馈送格式	Developing customized web pages and other data feed formats featuring user-defined information
42	042-1895	开发包含用户定义信息的定制网页	Developing customized web pages featuring user-defined information
42	042-1894	开发定制网页和其他数据馈送格式，其中包含{指明领域或主题，例如个人兴趣和爱好等}领域的用户定义信息	Developing customized web pages and other data feed formats featuring user-defined information in the field of {indicate field or subject matter, e.g., personal interests and hobbies, etc.}
42	042-1891	提供具有用户自定义信息（包括搜索引擎和指向其他网站的在线链接）的定制在线网页	Providing customized on-line web pages featuring user-defined information, which includes search engines and on-line web links to other web sites
42	042-1890	提供具有用户自定义信息的定制在线网页和数据馈送，包括博客文章、新媒体内容、其他在线内容以及指向其他网站的在线链接	Providing customized on-line web pages and data feeds featuring user-defined information, which includes blog posts, new media content, other on-line content, and on-line web links to other websites
42	042-1889	提供定制的计算机搜索服务，即根据客户的特定要求通过{指明通信媒介，例如电话、全球计算机网络等}搜索和检索信息	Providing customized computer searching services, namely, searching and retrieving information at the customer's specific request via {specify communications medium, e.g., telephone, global computer networks, etc.}
42	042-1888	提供定制的计算机搜索服务，即通过互联网根据客户的具体要求搜索和检索信息	Providing customized computer searching services, namely, searching and retrieving information at the customer's specific request via the Internet
42	042-359	评估和检测房地产中是否存在危险物质	Evaluation and testing of real estate for the presence of hazardous material
42	042-349	机械研究	Mechanical research
42	042-348	机械工程	Mechanical engineering
42	042-347	{指明具体领域或行业}的测量评估	Measurement evaluations in the {indicate specific field or industry}
42	042-2046	慈善服务，即向{指明团体或个人，例如贫困儿童、退伍军人等}提供计算机设备	Charitable services, namely, providing computer equipment to {indicate group or individual, e.g., needy children, veterans, etc.}
42	042-2045	基于互联网的应用服务提供商，即托管、管理、开发、分析和维护他人网站的代码、应用程序和软件	Internet-based application service provider, namely, hosting, managing, developing, analyzing, and maintaining the code, applications, and software for web sites of others
42	042-2039	服务器托管	Server hosting
42	042-2035	诊断消费电子产品问题性质的故障排除	Troubleshooting in the nature of diagnosing problems with consumer electronics
42	042-2034	开发和管理应用软件，用于传送博物馆和其他旅游场所提供的多媒体内容，供多种类型的无线移动设备使用	Developing and managing application software for delivery of multi-media content provided by museums and other tour venues for use on multiple types of wireless mobile devices
42	042-2033	通过{指明具体方式，例如在线更新、增强和补丁等}更新和维护基于云的计算机软件	Updating and maintaining cloud-based computer software through {indicate specific means, e.g., on-line updates, enhancements and patches, etc.}
42	042-2032	建筑咨询服务	Architectural consultancy services
42	042-2030	数据解密服务	Data decryption services
42	042-2029	校准服务	Calibration services
42	042-2028	网站负载测试服务	Website load testing services
42	042-2026	为{指明，例如销售点交易等}租赁计算机硬件和计算机外围设备	Leasing of computer hardware and computer peripheral equipment for use in {specify, e.g., point-of-sale transactions, etc.}
42	042-2025	提供在线不可下载的地理信息系统（GIS）软件	Providing on-line non-downloadable geographic information system (GIS) software
42	042-2024	使用计算机和传感器对{指明物理特性或条件，例如大气压力、下水道系统等}进行电子监控（电子数据收集）	Electronic monitoring of {indicate physical property or condition, e.g., atmospheric pressure, sewer systems, etc.} using computers and sensors [electronic data collection]
42	042-2023	下水道系统监测服务（电子数据收集）	Sewer system monitoring services [electronic data collection]

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