Locarno Class 10
CLOCKS AND WATCHES AND OTHER MEASURING, CHECKING AND SIGNALLING INSTRUMENTS
Professional Definition
Timepieces and instruments for measurement and signaling
Subclasses (7)
| Subclass | Description | Common Examples |
|---|---|---|
| 10-01 | Clocks | Wall clocks, table clocks, pendulum clocks |
| 10-02 | Watches and wristwatches | Wristwatch designs, pocket watch designs |
| 10-03 | Chronographs and timing apparatus | Stopwatches, timers |
| 10-04 | Measuring and testing instruments | Thermometers, barometers, gauges |
| 10-05 | Signalling devices | Bells, alarms, signal devices |
| 10-06 | Optical instruments for measuring | Telescopes, magnifying glasses |
| 10-99 | Miscellaneous | Other measuring/signalling items |
Source: Locarno Classification (13th Edition). Always refer to the official WIPO website for legal purposes.