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	042-521	将数字内容跨平台转换为其他形式的数字内容	Cross-platform conversion of digital content into other forms of digital content
42	042-520	互联网数字内容托管	Hosting of digital content on the Internet
42	042-517	燃气表抄表和数据分析	Gas meter reading and data analysis
42	042-514	电力和天然气服务，即仪表数据管理和分析	Electricity and natural gas services, namely, meter data management and analysis
42	042-513	电力和天然气服务，即抄表	Electricity and natural gas services, namely, meter reading
42	042-512	电力和天然气服务，即计量	Electricity and natural gas services, namely, metering
42	042-511	电表抄表和数据分析	Electric meter reading and data analysis
42	042-509	在计算机服务器上展示他人的网站和图像	Displaying the web sites and images of others on a computer server
42	042-507	为{指明领域，例如基因组学、生物技术}领域的其他人开发新技术	Development of new technology for others in the field of {indicate field, e.g., genomics, biotechnology}
42	042-506	数据挖掘	Data mining
42	042-505	使用专有软件评估、分析和收集服务数据的数据自动化和收集服务	Data automation and collection service using proprietary software to evaluate, analyze and collect service data
42	042-503	为他人更新计算机软件	Updating of computer software for others
42	042-498	计算机服务，即为他人管理网站	Computer services, namely, managing web sites for others
42	042-496	计算机项目管理服务	Computer project management services
42	042-494	计算机硬件开发	Computer hardware development
42	042-493	计算机图形服务	Computer graphics services
42	042-491	计算机软件修理	Repair of computer software
42	042-488	水表抄表和数据分析	Water meter reading and data analysis
42	042-29	石油勘探	Oil exploration
42	042-281	石油、天然气和采矿业的地球物理勘探	Geophysical exploration for the oil, gas and mining industries
42	042-28	燃油燃烧器检查	Oil burner inspection
42	042-278	地质评估和研究	Geological estimations and research
42	042-276	宝石学服务，即宝石分级	Gemological services, namely, grading precious stones
42	042-266	化学咨询	Chemistry consultation
42	042-265	化学师服务	Chemist services

US Trademark Classification

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