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.

Filing a trademark in the United States? See our guide: Trademark registration in the United States

Class	Item No.	Chinese	English
45	045-3127	乘客安全筛查领域的技术咨询服务	Technical consulting services in the field of security screening of passengers
45	045-3128	追踪被盗车辆	Tracking of stolen vehicles
45	045-3129	被盗车辆追踪服务	Stolen vehicle tracking services
45	045-3130	商标监测服务	Trademark watching services
45	045-3131	火车站行李安全检查	Train station baggage security inspection
45	045-3132	火车站行李安全检查服务	Train station baggage security inspection services
45	045-3133	火车站行李安全筛查	Trainstation baggage security screening
45	045-3134	火车站行李安全筛查服务	Train station baggage security screening services
45	045-3135	出租无尾礼服	Rental of tuxedos
45	045-3136	为法证情报目的核验个人笔迹	Verification of an individual's handwriting for the purpose of forensic intelligence
45	045-3137	为法证情报目的核验个人签名	Verification of an individual's signature for the purpose of forensic intelligence
45	045-3138	数据安全领域的法律服务	Legal services in the field of data security
45	045-3139	劳动仲裁	Labour arbitration
45	045-3140	出租婚纱	Rental of wedding dresses
45	045-3141	社交陪伴类陪护服务	Escorting in society in the nature of chaperoning services
45	045-3142	社交场合陪伴类陪护	Escorting in the nature of chaperoning in society
45	045-3143	护送服务类保安服务	Escort services being security services
45	045-3144	押送囚犯类保安服务	Escorting of prisoners being security services
45	045-3145	为囚犯提供武装押送类保安服务	Security services being armed escorts for prisoners
45	045-3146	押送囚犯类保安服务	Security services being escorting of prisoners
45	045-3147	押送在押人员类保安服务	Escorting of persons in custody being security services
45	045-3148	押送囚犯和在押人员类保安服务	Escorting of prisoners and persons in custody being security services
45	045-3149	为囚犯提供武装押送和安保人员类保安服务	Security services being armed escorts and security personnel for prisoners
45	045-3150	为在押人员提供武装押送类保安服务	Security services being armed escorts for persons in custody
45	045-3151	为囚犯和在押人员提供武装押送类保安服务	Security services being armed escorts for prisoners and persons in custody

US Trademark Classification

Have a question about the classification tables?