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	042-3578	软件的研究、开发、设计和升级	Research, development, design and upgrading of software
42	042-3579	视频和电脑游戏软件设计和开发	Design and development of video and computer game software
42	042-3580	与特许经营相关的技术写作	Technical writing relating to franchising
42	042-3581	室内装饰领域的技术咨询	Technical consultancy in the field of interior decor
42	042-3582	室内装饰领域的技术咨询	Technical consulting in the field of interior decor
42	042-3583	室内设计领域的技术咨询	Technical consultancy in the field of interior design
42	042-3584	数字证书的签发和验证	Issuance and validation of digital certificates
42	042-3585	图形定制设计	Custom design of graphics
42	042-3586	电脑游戏软件咨询	Computer game software consultancy
42	042-3587	空气质量分析服务	Air quality analysis services
42	042-3588	计算机程序转换（物理转换除外）	Conversion of computer programs, other than physical conversion
42	042-3589	数据转换服务（物理转换除外）	Data conversion services, other than physical conversion
42	042-3590	减少甲烷领域的工程服务	Engineering services in the field of reducing methane
42	042-3591	水质分析服务	Water quality analysis services
42	042-3592	与降低空气中甲烷浓度相关的技术研究	Technological research relating to methane concentration reduction in the air
42	042-3593	为质量控制目的租赁用于实物检查{指明商品，例如药用胶囊、智能手机等}的检查机	Leasing of inspection machines for the physical inspection of {indicate goods, e.g., pharmaceutical capsules, smartphones, etc.} for quality control purposes
42	042-3594	机器学习领域的计算机技术咨询	Computer technology consultancy in the field of machine learning
42	042-3595	为质量控制目的出租用于实物检查{指明商品，例如药用胶囊、智能手机等}的检查机	Rental of inspection machines for the physical inspection of {indicate goods, e.g., pharmaceutical capsules, smartphones, etc.} for quality control purposes
42	042-3596	提供使计算机能够学习自主执行任务的不可下载在线机器学习软件	Providing online non-downloadable machine learning software for enabling computers to learn to perform tasks autonomously
42	042-3597	提供使用机器学习、用于{指明程序功能，例如面部和语音识别、过滤电子邮件、提供产品推荐等；如程序针对特定内容或领域，指明内容或使用领域}的不可下载在线软件	Providing online non-downloadable software using machine learning for {specify the function of the programs, e.g., facial and speech recognition, filtering emails, making product recommendations, etc. and, if program is content- or field-specific, the content or field of use}
42	042-3598	以使用机器学习、用于{指明程序功能，例如面部和语音识别、过滤电子邮件、提供产品推荐等；如程序针对特定内容或领域，指明内容或使用领域}的软件为特色的软件即服务（SAAS）服务	Software as a service (SAAS) services featuring software using machine learning for {specify the function of the programs, e.g., facial and speech recognition, filtering emails, making product recommendations, etc. and, if program is content- or field-specific, the content or field of use}
42	042-3599	数据转换（物理转换除外）	Conversion of data other than physical conversion
42	042-3600	以使计算机能够学习自主执行任务的机器学习软件为特色的软件即服务（SAAS）服务	Software as a service (SAAS) services featuring machine learning software for enabling computers to learn to perform tasks autonomously
42	042-3601	半宝石分级	Grading of semi-precious stones
42	042-3602	宝石学服务，即珍珠分级	Gemological services, namely, grading of pearls

US Trademark Classification

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