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	042-2353	互联网安全咨询	Internet security consultancy
42	042-2354	数据安全咨询	Data security consultancy
42	042-2355	{指明，例如，计算机病毒扫描软件等}领域的计算机安全咨询	Computer security consultancy in the field of {indicate, e.g., computer virus scanning software, etc.}
42	042-684	为电子传输的信用卡交易提供安全性和匿名性的数据加密服务	Data encryption services for providing security and anonymity for electronically transmitted credit card transactions
42	042-318	化妆品研究	Cosmetics research
42	042-2391	为质量控制目的检查{指明商品或服务，例如计算机、快餐店、服装}	Inspection of {indicate goods or services, e.g. computers, fast food restaurants, clothing} for quality control purposes
42	042-1584	将照片电子数字化至计算机可读介质（不包括拍摄数码照片）	Electronic digitizing of photographs into a computer readable media [NOT the taking of digital photographs]
42	042-779	多媒体设备编程	Programming of multimedia equipment
42	042-2137	用于存档电子数据的电子存储服务	Electronic storage services for archiving electronic data
42	042-2365	提供数字证书认证、签发、验证和撤销形式的计算机安全服务	Computer security services in the nature of providing authentication, issuance, validation and revocation of digital certificates
42	042-2362	数字证书管理形式的计算机安全服务	Computer security services in the nature of administering digital certificates
42	042-2363	利用技术验证用户身份的电子签名验证服务	Electronic signature verification services using technology to authenticate user identity
42	042-2351	为检测故障监控计算机系统	Monitoring of computer systems to detect breakdowns
42	042-2356	计算机安全服务，即限制对{指明，例如硬盘、计算机网络、网站等}的未授权访问	Computer security services, namely, restricting unauthorized access to {indicate, e.g., hard drives, computer networks, websites, etc.}
42	042-2373	{指明医疗领域、治疗或程序，例如放射学、化学疗法、冠状动脉搭桥手术等}领域的临床研究	Clinical research in the field of {specify medical field, treatment, or procedure, e.g., radiology, chemotherapy, coronary artery bypass surgery, etc.}
42	042-2358	{指明，例如，医疗器械、视频监控设备等}领域的技术研究	Technology research in the field of {indicate, e.g., medical instruments, video surveillance equipment, etc.}
42	042-2360	为侦测网络诈骗而进行的信用卡活动电子监控	Electronic monitoring of credit card activity to detect fraud via the internet
42	042-1327	将软件保护程序和安全程序录制到磁性介质上	Recording software protection programs and security programs onto magnetic media
42	042-2404	{指明被称重的货物，例如货运集装箱、航空器等}的称重	Weighing of {indicate goods being weighed, e.g., cargo containers, aircraft, etc.}
42	042-2412	航空航天工程领域的技术咨询	Technical consultation in the field of aerospace engineering
42	042-2413	计算设备测试	Testing of computing equipment
42	042-2417	电子数据备份服务	Electronic data back-up services
42	042-2416	假体设计	Design of prostheses
42	042-2418	计算机固件设计与开发	Design and development of computer firmware
42	042-2415	光学元件设计	Design of optical components

US Trademark Classification

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