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Locarno Classification for Industrial Designs

Data version: Locarno Classification, 15th edition (LOC 15, in force since 1 January 2025). Chinese terms follow the CNIPA Chinese edition; English terms are taken from WIPO. The 16th edition enters into force on 1 January 2027. Spanish terms are J&C reference translations; selected entries were revised or completed on 13 October 2026.
Subclass Item No. Chinese English
10-01 104746 数字日历钟 Digital calendar clocks
10-01 101665 地理钟 Geographical clocks
10-01 101667 老爷钟，落地钟 Grandfather clocks
10-01 101662 标准钟［钟］ Regulators [clocks]
10-01 101668 壁钟，挂钟 Wall clocks
10-02 101671 闹表 Alarm watches
10-02 101673 精密计时表 Chronograph watches
10-02 101672 怀表 Pendant watches
10-02 104747 智能手表 Smartwatches
10-02 101670 表 Watches
10-02 101669 手表，腕表 Wrist watches
10-03 101674 计时计 Chronometers
10-03 101680 精密测时计量器 Chronometric counters
10-03 101678 煮蛋计时器［沙漏］ Egg timers [sand glasses] / Hourglasses
10-03 101676 节拍器 Metronomes
10-03 101675 停车计时器 Parking meters
10-03 101679 日晷 Sundials
10-03 101677 定时器［自动］ Timers [automatic]
10-04 101682 加速计 Accelerometers
10-04 101683 听力计 Acoumeters
10-04 101684 声学测量仪器 Acoustic measuring instruments
10-04 101685 气体比重计 Aerometers
10-04 101686 酒精比重计 Alcoholometers
10-04 101687 高度计 Altimeters
10-04 101688 电表 Ammeters