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 |
|---|---|---|---|
| 23-01 | 104693 | 下水道 | Storm drains |
| 23-01 | 103654 | 炉烟管 | Stove pipes |
| 23-01 | 103623 | 吸水管喷嘴 | Suction roses |
| 23-01 | 103644 | 气体或液体储槽 | Tanks for gaseous or liquid substances |
| 23-01 | 103626 | 龙头座 | Tap bases |
| 23-01 | 103619 | 龙头套接短管 | Tap casings |
| 23-01 | 103645 | 龙头 | Taps / Faucets |
| 23-01 | 103634 | 旋塞和龙头 | Taps and cocks |
| 23-01 | 103663 | 恒温龙头，恒温混水器 | Thermostatic mixers |
| 23-01 | 103696 | 卫生设备存水用弯管 | Traps for sanitary apparatus |
| 23-01 | 103641 | 阀［龙头］ | Valves [taps] |
| 23-01 | 103664 | 洗涤喷嘴 | Washing nozzles |
| 23-01 | 103627 | 水过滤器 | Water filters |
| 23-01 | 103646 | 水管喷嘴 | Water hose nozzles |
| 23-01 | 103660 | 水净化器 | Water purifiers |
| 23-01 | 103712 | 净水装置 | Water purifying installations |
| 23-01 | 103617 | 水软化设备 | Water softening apparatus |
| 23-01 | 103618 | 洒水器 | Water sprinklers |
| 23-01 | 103630 | 排水口 | Waterspouts |
| 23-03 | 103755 | 暖气片用空气增湿器 | Air humidifiers for heating radiators |
| 23-03 | 103725 | 畜牧业或种植业供热器 | Animal or plant husbandry heaters |
| 23-03 | 103752 | 炉灰盘筛 | Ashpan sifters |
| 23-03 | 103750 | 原子反应堆 | Atomic piles |
| 23-03 | 103745 | 面包师用烤炉 | Bakers' ovens |
| 23-03 | 103743 | 浴室供热器 | Bath heaters |