Multifunction correction device for a timepiece and timepiece comprising such a multifunction correction device
US-12572117-B2 · Mar 10, 2026 · US
Removably-mounted keys or the like {(special tools for clockworks with difficult access, universal keys for watches with a small crown G04B3/006; keys with means preventing overwinding G04B3/06; protecting means preventing overwinding G04B3/10)} · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G04B3/02 |
| Official title | Removably-mounted keys or the like {(special tools for clockworks with difficult access, universal keys for watches with a small crown G04B3/006; keys with means preventing overwinding G04B3/06; protecting means preventing overwinding G04B3/10)} |
| Display label | Removably-mounted keys or the like {(special tools for clockworks with difficult access, universal keys for watches with a small crown G04B3/006; keys with means preventing overwinding G04B3/06; protecting means preventing overwinding G04B3/10)} |
| Total patents | 17 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2017 | 1 |
| 2018 | 2 |
| 2019 | 5 |
| 2021 | 4 |
| 2022 | 1 |
| 2023 | 2 |
| 2025 | 1 |
| 2026 | 1 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-12572117-B2 · Mar 10, 2026 · US
US-2025377635-A1 · Dec 11, 2025 · US
US-2023195038-A1 · Jun 22, 2023 · US
US-11662693-B2 · May 30, 2023 · US
US-11262706-B2 · Mar 1, 2022 · US
US-11181869-B2 · Nov 23, 2021 · US
US-2021286322-A1 · Sep 16, 2021 · US
US-11086274-B2 · Aug 10, 2021 · US
US-10935932-B2 · Mar 2, 2021 · US
US-10401797-B2 · Sep 3, 2019 · US
US-2019137938-A1 · May 9, 2019 · US
US-2019094805-A1 · Mar 28, 2019 · US
US-2019072906-A1 · Mar 7, 2019 · US
US-2019072907-A1 · Mar 7, 2019 · US
US-2018120772-A1 · May 3, 2018 · US
US-9927771-B2 · Mar 27, 2018 · US
US-2017115628-A1 · Apr 27, 2017 · US