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	042-263	化学实验室	Chemical laboratories
42	042-258	地图绘制和测绘	Cartography and mapping
42	042-1991	{指明媒介，例如视频等}的数字图像校正、修复和增强	Digital image correction, restoration and enhancement of {specify media, e.g., videos, etc.}
42	042-1990	使用航空影像和计算机软件对{指明建筑物或构筑物类型，例如房屋、屋顶等}外部特征进行远程测量服务	Remote measuring services for the exterior features of {specify type of building or structure, e.g., homes, roofs, etc.} using aerial imagery and computer software
42	042-1989	提供石油和天然气行业相关技术信息	Providing technology information relating to oil and gas industry
42	042-1987	提供建筑设计领域信息的网站	Providing a website featuring information in the field of architectural design
42	042-1985	提供社交媒体领域的技术咨询	Providing technology consulting in the field of social media
42	042-1984	提供以使用户能够向他人进行慈善捐款的技术为特色的社交网站	Providing a social networking website which features technology that enables users to give charitable financial gifts to others
42	042-1983	羊毛质量评估	Quality evaluation of wool
42	042-1982	活立木的质量评估	Quality evaluation of standing timber
42	042-1980	地质研究	Geological research
42	042-1979	计算机技术支持服务，即为信息技术基础设施、操作系统、数据库系统和网络应用程序提供全天候服务台或帮助台服务	Computer technical support services, namely, 24/7 service desk or help desk services for IT infrastructure, operating systems, database systems, and web applications
42	042-1978	技术支持服务，即全天候监控网络系统、服务器、网络和数据库应用程序并通知相关事件和警报	Technical support services, namely, 24/7 monitoring of network systems, servers and web and database applications and notification of related events and alerts
42	042-1975	数据加密服务	Data encryption services
42	042-1974	工业品外观设计	Industrial design
42	042-1973	地质勘探	Geological prospecting
42	042-1972	为他人进行质量控制	Quality control for others
42	042-1970	水下勘探	Underwater exploration
42	042-1969	纺织品测试	Textile testing
42	042-1968	化学分析	Chemical analysis
42	042-1967	施工制图	Construction drafting
42	042-1966	石油勘探	Oil prospecting
42	042-1965	油田勘测	Oil field surveying
42	042-1964	材料测试	Material testing
42	042-1963	为他人进行眼科领域医疗器械和药品相关的研究和临床试验	Conducting research and clinical trials for others relating to medical devices and pharmaceuticals in the field of ophthalmology

US Trademark Classification

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