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	042-944	图形插画服务	Graphic illustration services
42	042-710	包装、容器、餐具和桌面用具的设计草图	Design sketching of packaging, containers, dinnerware and table utensils
42	042-713	软件的设计、开发和实施	Design, development and implementation of software
42	042-723	开发用于在虚拟光学实验室中模拟实验或系列实验的程序	Developing programs for simulating experiments or series of experiments in a virtual optical laboratory
42	042-775	油田检查	Inspection of oil fields
42	042-1505	生物化学研究和开发	Biochemical research and development
42	042-1121	计算机软件安装与维护	Computer software installation and maintenance
42	042-743	创建用于自动测量、装配、调整和相关可视化的控制程序	Creation of control programs for automated measurement, assembly, adjustment, and related visualisation
42	042-1040	计算机硬件和软件的设计和开发	Design and development of computer hardware and software
42	042-707	机械和微机械部件的设计	Design of mechanical and micromechanical components
42	042-718	机器、器具、仪器（包括其零件）或由此类机器、器具和仪器组成的系统的设计	Designing of machines, apparatus, instruments [including their parts] or systems composed of such machines, apparatus and instruments
42	042-1104	开发和更新计算机软件	Developing and updating computer software
42	042-727	药物制剂及药品的开发	Development of pharmaceutical preparations and medicines
42	042-1075	计算机编程和计算机程序维护	Computer programming and maintenance of computer programs
42	042-933	为他人设计和测试新产品	Design and testing of new products for others
42	042-731	电信网络搜索引擎的开发、维护和更新	Development, maintenance and updating of a telecommunication network search engine
42	042-755	化学、生物化学、生物学和细菌学的研究和分析	Chemical, biochemical, biological and bacteriological research and analysis
42	042-714	压缩空气站的设计、规划和工程	Design, planning and engineering of compressed-air stations
42	042-58	为他人进行产品开发	Product development for others
42	042-1086	建筑和工程服务	Architectural and engineering services
42	042-271	（人工降雨时）云的催化	Cloud seeding
42	042-1376	光伏系统的设计制图和开发	Drafting and development of photovoltaic systems
42	042-1494	计算机软件设计与更新	Computer software design and updating
42	042-702	与航空器有关的计算机程序和软件的设计	Design of computer programs and software relating to aircraft
42	042-709	光学和微光学元件的设计	Design of optical and microoptical components

US Trademark Classification

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