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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
01 001-1764 生物化学、临床化学和微生物学的体外诊断试剂 Diagnostic reagents for in vitro use in biochemistry, clinical chemistry and microbiology
01 001-1337 用于科学或研究的诊断试剂 Diagnostic reagents for scientific or research use
01 001-464 卤化物和卤酸盐 Halides and halogen acid salts
01 001-575 冰片 Borneol
01 001-1582 科学用诊断试剂 Diagnostic reagents for scientific use
01 001-1030 色谱化学品 Chromatography chemicals
01 001-1378 非医疗用途的科学或研究用诊断制剂 Diagnostic preparations for scientific or research use other than for medical use
01 001-1339 用于体外和体内科学用途的生物化学品 Biochemicals for in vitro and in vivo scientific use
01 001-1064 用于制造化妆品的植物提取物 Botanical extracts for use in making cosmetics
01 001-526 化学和生物化学过程的催化剂 Catalysts for chemical and biochemical processes
01 001-1336 用于科学或研究的诊断制剂 Diagnostic preparations for scientific or research use
01 001-374 科学用途的诊断制剂 Diagnostic preparations for scientific use
01 001-2027 氢氧化镨 Praseodymium hydroxide
01 001-2023 工业用硝酸铋 Bismuth nitrate for industrial purposes
01 001-2026 硅酸钾 Potassium silicate
01 001-836 工业用乳胶胶水 Latex glue for industrial purposes
01 001-1634 引气剂 Air entraining agents
01 001-1421 碱式棓酸铋 Basic gallate of bismuth
01 001-1056 用于谷物的抑尘化学品 Dust suppressing chemicals for use on grain
01 001-770 脲酶 Urease
01 001-1420 氧化钡纸 Baryta paper
01 001-2020 氢氧化锂 Lithium hydroxide
01 001-1292 用于制造抗癌药物的活性化学成分 Active chemical ingredients for use in the manufacture of anti-cancer drugs
01 001-499 脂肪族化合物 Aliphatics
01 001-1633 工业用氧化钴 Cobalt oxides for industrial purposes