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	042-3428	以外包方式提供的人工智能领域计算机软件设计服务	Computer software design services provided on an outsourcing basis in the field of artificial intelligence
42	042-3429	以外包方式提供的人工智能领域软件设计	Design of software provided on an outsourcing basis in the field of artificial intelligence
42	042-3430	以外包方式提供的人工智能领域软件设计	Software design provided on an outsourcing basis in the field of artificial intelligence
42	042-3431	mRNA药物领域的药物研究和开发	Pharmaceutical research and development in the field of mRNA drugs
42	042-3432	药品领域的研究和开发	Research and development in the field of pharmaceuticals
42	042-3433	mRNA药物领域的科学研究和开发	Scientific research and development in the field of mRNA drugs
42	042-3434	抗体药物偶联物研究和开发	Research and development of antibody-drug conjugates
42	042-3435	为他人开发产品	Development of products for others
42	042-3436	为他人开发药品领域产品	Development of products for others in the field of pharmaceuticals
42	042-3437	与软件产品开发和质量改进相关的建议服务	Advisory services relating to product development and quality improvement of software
42	042-3438	产品开发领域的建议服务	Advisory services in the field of product development
42	042-3439	软件质量改进领域的建议服务	Advisory services in the field of quality improvement of software
42	042-3440	为他人设计微芯片	Design of microchips for others
42	042-3441	为他人提供微芯片设计服务	Microchip design services for others
42	042-3442	为他人设计微芯片	Microchip design for others
42	042-3443	计算机微芯片设计	Design of computer microchips
42	042-3444	计算机微芯片设计服务	Computer microchip design services
42	042-3445	计算机微芯片设计	Computer microchip design
42	042-3446	与皮肤病学相关的实验室研究服务	Laboratory research services relating to dermatology
42	042-3447	为慈善目的向学校提供计算机设备	Providing computer equipment to schools for charitable purposes
42	042-3448	为慈善目的向学校提供计算机设备	Provision of computer equipment to schools for charitable purposes
42	042-3449	为慈善目的向贫困儿童提供计算机设备	Providing computer equipment to children in need for charitable purposes
42	042-3450	为慈善目的向贫困儿童提供计算机设备	Provision of computer equipment to needy children for charitable purposes
42	042-3451	为慈善目的向贫困儿童提供计算机设备	Provision of computer equipment to children in need for charitable purposes
42	042-3452	为慈善目的向贫困儿童提供计算机设备	Providing computer equipment to needy children for charitable purposes

US Trademark Classification

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