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 | 001-676 | 硫酸银 | Silver sulphate |
| 01 | 001-675 | 氧化银 | Silver oxides |
| 01 | 001-674 | 亚硝酸银 | Silver nitrite |
| 01 | 001-673 | 硝酸银 | Silver nitrate |
| 01 | 001-672 | 碘化银 | Silver iodide |
| 01 | 001-671 | 氰化银 | Silver cyanide |
| 01 | 001-670 | 氯化银 | Silver chloride |
| 01 | 001-669 | 硫化磷 | Phosphorus sulphide |
| 01 | 001-668 | 氯化磷 | Phosphorus chloride |
| 01 | 001-667 | 磷 | Phosphorus |
| 01 | 001-666 | 磷酸酐 | Phosphoric anhydride |
| 01 | 001-665 | 磷酸 | Phosphoric acid |
| 01 | 001-664 | 磷蛋白 | Phosphoprotein |
| 01 | 001-663 | 膦 | Phosphine |
| 01 | 001-662 | 光气 | Phosgene |
| 01 | 001-661 | 苯二胺 | Phenylenediamine |
| 01 | 001-660 | 用作药物中间体的吩噻嗪 | Phenothiazine for use as a pharmaceutical intermediate |
| 01 | 001-659 | 酚类 | Phenols |
| 01 | 001-657 | 菲 | Phenanthrene |
| 01 | 001-656 | 过氯乙烯 | Perchloroethylene |
| 01 | 001-655 | 高氯酸 | Perchloric acid |
| 01 | 001-654 | 胃蛋白酶 | Pepsin |
| 01 | 001-653 | 三聚乙醛 | Paraldehyde |
| 01 | 001-652 | 棕榈酸 | Palmitic acid |
| 01 | 001-651 | 氯化钯 | Palladium chloride |