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
40	040-655	燃料材料的精炼	Refinement of fuel materials
40	040-654	{指明产品或使用领域，例如肉类、牛奶、食品、饮料}的巴氏杀菌服务	Pasteurization services for {specify products or field of use, e.g., meats, milk, food, beverages}
40	040-653	管道带压开孔服务，即在不排放或溢出管内物质的情况下在带压管道上钻孔或切割孔	Pipe tapping services, namely, drilling or cutting holes in pressurized pipes without draining or spilling the contents of the pipes
40	040-650	材料处理，即铀浓缩、铀转化、铀再转化和激光同位素分离	Treatment of materials, namely, uranium enrichment, uranium conversion, uranium re-conversion and laser isotope separation
40	040-65	织物裁剪	Cutting of fabric
40	040-649	核燃料回收	Nuclear fuel recycling
40	040-648	纸和纸制品的定制制造	Custom manufacturing of paper and paper products
40	040-647	纸张处理服务	Paper treating services
40	040-646	印刷服务	Printing services
40	040-644	制冷服务，即为保鲜目的对农产品和食品进行冷却	Refrigeration services, namely, the cooling of produce and food for preservation purposes
40	040-643	与石油和天然气设备、控制系统和机械制造相关的技术咨询	Technical consulting related to the manufacturing of oil and gas equipment, control systems, and machinery
40	040-64	布料裁剪	Cutting of cloth
40	040-639	燃料处理服务，即利用植物、藻类和生物体处理伯醇、仲醇和叔醇、乙醇、丁醇、生物柴油和氢燃料等生物燃料	Fuel treatment services whereby plants, algae and organisms are used to treat biofuels in the nature of primary, secondary and tertiary alcohols, ethanol, butanol, bio-diesel and hydrogen fuels
40	040-638	牙科废料精炼	Dental scrap refining
40	040-637	金属精炼服务，即{指明金属，例如金、银、牙科废料等}精炼	Metal refining services, namely, {specify metal, e.g., gold, silver, dental scrap, etc.} refining
40	040-636	艺术品卡纸装裱	Matting of works of art
40	040-633	提供发电领域的技术信息	Providing technical information in the field of power generation
40	040-632	提供药品制造领域的技术信息	Providing technical information in the field of pharmaceutical manufacturing
40	040-631	提供食品加工领域的技术信息	Providing technical information in the field of food processing
40	040-630	提供矿物加工领域的技术信息	Providing technical information in the field of mineral processing
40	040-63	{指明具体物品，例如布料、织物、纺织品等}裁剪	Cutting of {indicate specific item, e.g., cloth, fabric, textiles, etc.}
40	040-629	提供化学制造领域的技术信息	Providing technical information in the field of chemical manufacturing
40	040-628	鱼类保鲜服务	Fish preservation services
40	040-627	食品加工和食品处理机器和设备的定制制造	Custom manufacture of food processing and food treatment machines and apparatus
40	040-626	肉类保鲜服务	Meat preservation services