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
40	040-1091	定制制造半导体元件	Custom manufacture of semiconductor components
40	040-1092	定制制造半导体器件	Custom manufacture of semiconductor devices
40	040-1093	定制制造半导体电路	Custom manufacturing of semiconductor circuits
40	040-1094	定制制造半导体元件	Custom manufacturing of semiconductor components
40	040-1095	天然气加工	Processing of natural gas
40	040-1096	捕集的填埋气加工	Processing of captured landfill gas
40	040-1097	捕集的沼气加工	Processing of captured biogas
40	040-1098	捕集的沼气处理	Treatment of captured biogas
40	040-1099	捕集的填埋气处理	Treatment of captured landfill gas
40	040-1100	捕集的沼气洗涤	Scrubbing of captured biogas
40	040-1101	清洁能源生产	Clean energy production
40	040-1102	定制制作生日蛋糕	Custom manufacturing of birthday cakes
40	040-1103	朗姆酒酿制领域的咨询	Consultancy in the field of rum making
40	040-1104	为他人酿制威士忌	Whisky making for others
40	040-1105	出租水力发电机	Rental of hydroelectric generators
40	040-1106	钻石激光刻字	Laser inscription of diamonds
40	040-1107	宝石激光刻字	Laser inscription of gemstones
40	040-1108	定制制造手机保护壳	Custom manufacture of protective cases for cell phones
40	040-1109	定制制造东方发簪	Custom manufacture of oriental hair pins
40	040-1110	出租照片冲洗、印刷和放大用机器和装置	Rental of machines and apparatus for developing, printing and enlarging photographs
40	040-1111	半导体封装	Encapsulation of semi-conductors
40	040-1113	为他人冻干{指明冻干对象，例如水果、肉类、蔬菜等}	Freeze-drying of {specify what is being freeze-dried, e.g., fruit, meat, vegetables, etc.} for others
40	040-1114	出租电焊装置	Rental of electric soldering apparatus
40	040-1115	烙画	Pyrogravure
40	040-1116	核电站能源生产	Production of energy by nuclear power plants