US Trademark Classification
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 |
|---|---|---|---|
| 01 | 001-419 | 环氧乙烷 | Ethylene oxide |
| 01 | 001-418 | 乙二醇 | Ethylene glycol |
| 01 | 001-416 | 氯乙醇 | Ethylene chlorohydrin |
| 01 | 001-415 | 乙烯 | Ethylene |
| 01 | 001-414 | 乙胺 | Ethylamine |
| 01 | 001-413 | 乙基碘化锌 | Ethyl zinc iodide |
| 01 | 001-412 | 氨基甲酸乙酯 | Ethyl urethane |
| 01 | 001-411 | 邻苯二甲酸乙酯 | Ethyl phthalate |
| 01 | 001-410 | 丙二酸乙酯 | Ethyl malonate |
| 01 | 001-41 | 焊接气体 | Gases for welding |
| 01 | 001-409 | 乙醚 | Ethyl ether |
| 01 | 001-408 | 氯乙烷 | Ethyl chloride |
| 01 | 001-407 | 乙醇 | Ethyl alcohol |
| 01 | 001-405 | 铒 | Erbium |
| 01 | 001-403 | 烘焙行业用酶 | Enzymes for use in the bakery industry |
| 01 | 001-402 | 酿酒工业用酶 | Enzymes for the brewing industry |
| 01 | 001-400 | 酶稳定剂 | Enzyme stabilizers |
| 01 | 001-4 | 用于制造半导体的掺杂化合物 | Doping compounds for use in the manufacture of semiconductors |
| 01 | 001-399 | 用于洗涤剂行业的酶制剂 | Enzyme preparations for use in the detergents industry |
| 01 | 001-397 | 锕 | Actinium |
| 01 | 001-396 | 丙烯腈 | Acrylonitrile |
| 01 | 001-394 | 四氯乙烷 | Acetylene tetrachloride |
| 01 | 001-393 | 乙炔 | Acetylene |
| 01 | 001-392 | 苯乙酮 | Acetophenone |
| 01 | 001-391 | 丙酮 | Acetone |