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
09	009-2570	空气分析仪器	Air analysis apparatus
09	009-2569	以{指明主题}为内容的音频和视频录制品	Audio and video recordings featuring {specify subject matter}
09	009-2568	基于可移动硬盘的计算机备份系统	Removable hard drive based computer backup systems
09	009-2567	基于独立磁盘冗余阵列（RAID）的硬盘备份系统	RAID-based hard drive backup systems
09	009-2565	注入柑橘成分以防宠物破坏的电线专用柔性PVC包覆层	Flexible PVC covering specially adapted for electrical cords that is infused with citrus to prevent pet damage
09	009-2564	磁编码身份证	Magnetically encoded identity cards
09	009-2563	音视频信号用矩阵切换器	Matrix switchers for audio and video signals
09	009-2562	音视频信号用电子互连器	Electronic interconnecters for audio and video signals
09	009-2977	电视机用投币启动机械装置	Coin-operated mechanisms for television sets
09	009-2288	电子信号装置，即铁路业用于检测和控制列车、接地故障、断轨、电源故障、道岔和信号灯的列车控制系统	Electronic signaling mechanism, namely, a train control system used in the railway industry for detecting and controlling trains, ground faults, broken rails, power failures, track switches and lights
09	009-2286	由水传感器、带声音报警的控制单元和水阀组成的供水家用电器漏水检测装置	Leak detecting device for water supplied home appliances consisting of water sensor, control unit with audible alarm and water valves
09	009-2283	电荷耦合器件	Charged coupling devices
09	009-2282	建筑业合同投标和工程会计用可下载会计软件	Downloadable accounting software for use in the construction industry for contract bidding and job accounting
09	009-2281	在医学共振成像机（MRI）上处理和显示乳腺图像的可下载医疗软件	Downloadable medical software for processing and displaying breast images on medical resonance imaging machines (MRIs)
09	009-228	陆地车辆轮胎平衡装置	Tire balancing units for land vehicles
09	009-2279	外围组件接口（PCI）硬件	Peripheral component interface (PCI) hardware
09	009-227	陆地车辆轮胎平衡机	Tire balancing machines for land vehicles
09	009-2269	寻找走失儿童用电子发射器和接收器	Electronic transmitters and receivers used to locate lost children
09	009-2266	解读诊断成像设备所提供神经和脑部扫描的可下载计算机软件	Downloadable computer software for interpretation of neuro and brain scans provided by diagnostic imaging equipment
09	009-2262	电子装置用信号分配器	Signal splitters for electronic apparatus
09	009-2261	由监测发动机性能并将重新计算的传感器数值传送至原发动机控制单元以提升发动机性能的电子控制单元组成的电子机动车点火调校套件	Electronic motor vehicle ignition tuning kits comprised of an electronic control unit that monitors engine performances and delivers re-calculated sensor values to the original engine control unit to increase engine performance
09	009-2260	非医用虹膜学、巩膜学、虹膜分型学和眼学领域电子成像装置	Electronic imaging apparatus in the field of iridology, sclerology, rayid and eyology not for medical use
09	009-226	电门铃	Electric door bells
09	009-2259	计算机硬件，即防火墙	Computer hardware, namely, firewalls
09	009-2258	在超声医学成像机上处理和显示图像的可下载医疗软件	Downloadable medical software for processing and displaying images on ultrasound medical imaging machines