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	042-935	为他人设计计算机	Design of computers for others
42	042-932	为他人研究和开发新产品	Research and development of new products for others
42	042-930	科学研究	Scientific research
42	042-928	地质勘测	Geological surveying
42	042-927	油田分析	Analysis of oil fields
42	042-925	建筑设计	Architectural design
42	042-924	医学研究	Medical research
42	042-923	礼服设计服务	Dress design services
42	042-919	在{指明动物类型}的繁殖、饲养和总体健康领域的科学研究	Scientific study and research in the field of reproduction, husbandry, and general health of {indicate type of animal}
42	042-918	环境评估和规划领域的咨询服务	Consulting services in the field of environmental assessment and planning
42	042-916	定期为他人升级计算机软件	Periodic upgrading of computer software for others
42	042-915	技术支持服务，即计算机软件问题的故障排除	Technical support services, namely, troubleshooting of computer software problems
42	042-909	为他人设计会议、产品发布会、贸易展、主题演讲和颁奖典礼用主题图形和多媒体展示	Designing theme graphics and multimedia shows for conventions, product launches, trade shows, key note addresses and award ceremonies for others
42	042-906	计算机监控服务，跟踪硬件性能和进程并发送历史报告和警报（质量控制）	Computer monitoring service which tracks hardware performance and processes and sends out historical reports and alerts [quality control]
42	042-905	把有形的数据或文件转换成电子媒体	Conversion of data or documents from physical to electronic media
42	042-904	计算机服务，即为他人托管用于组织和开展在线会议、聚会和互动讨论的在线网络设施	Computer services, namely, hosting on-line web facilities for others for organizing and conducting online meetings, gatherings, and interactive discussions
42	042-902	气功和其他个人能量发展系统领域的科学研究	Scientific research in the fields of QiGong and other personal energetic development systems
42	042-901	为他人设计用于{指明主题、领域或行业}的计算机网络和软件	Design of computer networks and software for others for the {indicate subject matter, field or industry}
42	042-899	工程服务，即为{指明主题、领域或行业}提供工程	Engineering services, namely, engineering for the {indicate subject matter, field or industry}
42	042-896	为他人提供{指明主题、领域或行业}的计算机网络、软件和工程领域的设计	Design for others in the field of computer networks, software, and engineering for the {indicate subject matter, field or industry}
42	042-895	为{指明主题、领域或行业}进行计算机网络设计和计算机软件设计	Computer network design and computer software design for the {indicate subject matter, field or industry}
42	042-892	计算机安全服务，即硬盘擦除	Computer security service, namely, hard drive erasure
42	042-891	制定{指明商品或服务主题}的自愿标准	Development of voluntary standards for {indicate goods or services subject matter}
42	042-89	氡气检测	Radon detecting
42	042-889	{指明研究领域或主题}领域的医学和科学研究	Medical and scientific research in the field of {indicate field or subject matter of the research}

US Trademark Classification

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