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	045-3229	提供家谱研究服务	Providing genealogical research services
45	045-3230	提供家谱研究服务	Provision of genealogical research services
45	045-3231	提供法律研究服务	Providing legal research services
45	045-3232	提供法律研究服务	Provision of legal research services
45	045-3233	与环境保护领域法律研究相关的咨询	Consultancy relating to legal research in the field of environmental protection
45	045-3234	环境养护和保护领域的法律研究	Legal research in the field of environmental conservation and protection
45	045-3235	环境养护领域的法律研究	Legal research in the field of environmental conservation
45	045-3236	与个人人身安全和有形财产安全相关的监视服务	Surveillance services relating to the physical safety of individuals and security of tangible property
45	045-3237	与个人人身安全和有形财产安全相关的调查服务	Investigation services relating to the physical safety of individuals and security of tangible property
45	045-3238	与个人人身安全和有形财产安全相关的调查和监视服务	Investigation and surveillance services relating to the physical safety of individuals and security of tangible property
45	045-3239	法律和监管合规审计服务	Legal and regulatory compliance auditing services
45	045-3240	学位服出租	Academic dress rental
45	045-3241	个人背景核实服务	Personal background verification services
45	045-3242	与监管合规审计相关的咨询	Consultancy relating to regulatory compliance auditing
45	045-3243	与法律合规审计相关的咨询	Consultancy relating to legal compliance auditing
45	045-3244	离婚及离婚后事务调解服务	Mediation services for matters relating to divorce and post-divorce proceedings
45	045-3245	子女监护和抚养费事务调解服务	Mediation services for matters relating to child custody and child support
45	045-3246	调解类法律服务	Mediation being legal services
45	045-3247	调解服务类法律服务	Mediation services being legal services
45	045-3248	通过在线个人广告提供的约会和社交介绍服务	Dating and social introduction services provided via online personal advertisements
45	045-3249	与电影和电视权利实施相关的法律服务	Legal services relating to the exploitation of film and television rights
45	045-3250	出租新娘珠宝	Rental of bridal jewellery
45	045-3251	商店保安服务	Store security guard services
45	045-3252	宗教祈祷服务	Religious prayer services
45	045-3253	提供个人塔罗牌占卜	Providing personal tarot readings

US Trademark Classification

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