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.

Filing a trademark in the United States? See our guide: Trademark registration in the United States

Class	Item No.	Chinese	English
42	042-3179	基因工程领域的科学研究	Scientific research in the field of genetic engineering
42	042-3180	量子工程领域的科学研究	Scientific research in the field of quantum engineering
42	042-3181	{指明领域，例如癌症、猫科动物健康等}领域的兽医研究	Veterinary research in the field of {specify field, e.g., cancer, feline health, etc.}
42	042-3182	细胞和基因治疗药物测试	Testing of pharmaceuticals for cell and gene therapies
42	042-3183	细胞和基因治疗药物开发	Development of pharmaceuticals for cell and gene therapies
42	042-3184	香氛咨询类室内设计服务，即为{指明场所类型，例如赌场、私人住宅、商店等}选择和使用香氛	Interior design services in the nature of aroma consulting services in the selection and use of aromas for {specify type of venue, e.g., casinos, private residences, stores, etc.}
42	042-3185	生物精炼工艺领域的工程服务	Engineering services in the field of biorefining processes
42	042-3186	计算机软件领域的研究	Research in the field of computer software
42	042-3187	无监督机器学习计算机软件领域的研究	Research in the field of computer software for unsupervised machine learning
42	042-3188	无监督机器学习计算机软件设计和开发	Design and development of computer software for unsupervised machine learning
42	042-3189	统计机器学习计算机软件领域的研究	Research in the field of computer software for statistical machine learning
42	042-319	为他人进行化妆品研究	Cosmetics research for others
42	042-3190	统计机器学习计算机软件设计和开发	Design and development of computer software for statistical machine learning
42	042-3191	软件领域的研究	Research in the field of software
42	042-3192	机器学习软件领域的研究	Research in the field of software for machine learning
42	042-3193	软件设计和开发	Design and development of software
42	042-3194	机器学习软件设计和开发	Design and development of software for machine learning
42	042-3195	机器学习计算机软件领域的研究	Research in the field of computer software for machine learning
42	042-3196	机器学习计算机软件设计和开发	Design and development of computer software for machine learning
42	042-3197	为他人创建、托管和维护{指明网站类型，例如电子商务、照片分享等}网站	Creating, hosting, and maintaining {indicate type of websites, e.g., e-commerce, photo sharing, etc.} websites for others
42	042-3198	工程服务	Engineering services
42	042-3199	微生物学领域的工程服务	Engineering services in the field of microbiology
42	042-3200	科学研究领域的技术咨询	Technical consultancy in the field of scientific research
42	042-3201	工业研究领域的技术咨询	Technical consultancy in the field of industrial research
42	042-3202	数据处理网络设计	Design of data processing networks

US Trademark Classification

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