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
45	045-2776	注册外观设计许可	Licensing of registered designs
45	045-2777	商标许可	Licensing of trademarks
45	045-2778	代客排队服务	Line sitting services
45	045-2779	定位和追踪走失人员	Locating and tracking of lost people
45	045-2780	定位和追踪走失人员和遗失财物	Locating and tracking of lost people and property
45	045-2781	对丢失物品进行定位和追踪	Locating and tracking of lost property
45	045-2782	专利特许	Patent licensing
45	045-2783	政治游说服务	Political lobbying services
45	045-2784	产品许可服务	Product licensing services
45	045-2785	提供酒店礼宾服务领域的信息	Providing information in the field of hotel concierge services
45	045-2786	通过网站提供酒店礼宾服务领域的信息	Providing information in the field of hotel concierge services via a website
45	045-2787	公共政策领域的法律研究	Legal research in the field of public policy
45	045-2788	经济政策领域的法律研究	Legal research in the field of economic policy
45	045-2789	专利申请许可	Licensing of patent applications
45	045-2790	出租学位服	Rental of academic dresses
45	045-2791	使用缓和冲突策略的保安服务	Security guard services using de-escalation tactics
45	045-2792	人际沟通领域的咨询服务	Consulting services in the field of interpersonal communication
45	045-2793	通过无线通信提供的{指明具体领域，例如数学、音乐等}领域在线社交网络服务	Online social networking services in the field of {indicate specific field, e.g., mathematics, music, etc.} provided via wireless communications
45	045-2794	提供加密货币领域的法律信息	Providing legal information in the field of cryptocurrency
45	045-2795	与法律相关的建议服务	Advisory services relating to the law
45	045-2796	机场行李安全检查	Airport baggage security screening
45	045-2797	工作场所安全分析和咨询	Analysis and consultation pertaining to workplace safety
45	045-2798	动物领养服务	Animal adoption services
45	045-2799	为动物收容所的猫狗安排领养家庭的动物领养服务	Animal adoption services consisting of arranging homes for dogs and cats from animal shelters
45	045-2800	协助寻找走失宠物	Assisting in the locating of lost pets

US Trademark Classification

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