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
44	044-334	日光浴服务	Solarium services
44	044-3340	就{指明医疗设备，例如腹疝带、医用呼吸装置、医学成像装置等}的使用向{指明对象，例如护理人员、医疗专业人员、患者等}提供医疗信息	Providing medical information to {indicate intended recipients, e.g., caregivers, medical professionals, patients, etc.} regarding the use of {specify medical equipment, e.g., abdominal hernia belts, breathing apparatus for medical purposes, medical imaging apparatus, etc.}
44	044-3341	小切口角膜基质透镜取出手术	Small-incision lenticule extraction surgery
44	044-3342	白内障摘除手术	Cataract extraction surgery
44	044-3343	牙科助理服务	Dental assistant services
44	044-3344	为个人提供有限的上门医疗服务	Providing limited in-home medical services for individuals
44	044-3345	提供与为个人提供有限上门医疗服务相关的在线信息	Providing online information related to limited in-home medical services for individuals
44	044-3346	出租美甲护理装置	Rental of nail care apparatus
44	044-3347	出租美甲灯	Rental of nail lamps
44	044-3348	高压氧治疗服务	Hyperbaric oxygen therapy services
44	044-3349	高压空气治疗服务	Hyperbaric air therapy services
44	044-3350	出租农具，即林业覆盖粉碎头	Rental of agricultural implements, namely, forestry mulching heads
44	044-3351	森林小道杂草防除	Weed control for forest trails
44	044-3352	杂草防除，即清除入侵植被	Weed control, namely, invasive vegetation removal
44	044-3353	杂草防除，即清理林下灌丛	Weed control, namely, underbrush clearing
44	044-3354	林业覆盖粉碎服务	Forestry mulching services
44	044-3355	出租林业覆盖粉碎机	Rental of forestry mulching machines
44	044-3356	为{指明群体或个人，例如成人、儿童、发育障碍者等}提供行为健康服务	Behavioral health services for {indicate group or individual, e.g., adults, children, individuals with developmental disabilities, etc.}
44	044-3357	治疗脱发的医疗服务	Medical services for the treatment of hair loss
44	044-51	美发服务	Hairdressing services
44	044-517	宠物美容服务	Pet grooming services
44	044-565	头发染色服务	Hair colouring services
44	044-566	康复院	Convalescence homes
44	044-606	矫形器械验配	Fitting of orthopaedic devices
44	044-621	休养所	Sanatorium services

US Trademark Classification

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