Hand-setting device for a horological movement
US-2025208577-A1 · Jun 26, 2025 · US
with several mainsprings {(installations with a mainspring and an auxiliary spring G04B1/225; winding-up several mainsprings simultaneously G04B3/008)}
with several mainsprings {(installations with a mainspring and an auxiliary spring G04B1/225; winding-up several mainsprings simultaneously G04B3/008)} · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G04B1/12 |
| Official title | with several mainsprings {(installations with a mainspring and an auxiliary spring G04B1/225; winding-up several mainsprings simultaneously G04B3/008)} |
| Display label | with several mainsprings {(installations with a mainspring and an auxiliary spring G04B1/225; winding-up several mainsprings simultaneously G04B3/008)} |
| Total patents | 31 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 2 |
| 2018 | 3 |
| 2019 | 3 |
| 2020 | 8 |
| 2021 | 3 |
| 2022 | 4 |
| 2023 | 5 |
| 2024 | 1 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Mechanical horological movement with power reserve detection
US-11971687-B2 · Apr 30, 2024 · US
Watch having a first barrel complete with a diameter that is less than a diameter of a second barrel complete
US-11835924-B2 · Dec 5, 2023 · US
Timepiece mechanism
US-11675313-B2 · Jun 13, 2023 · US
Horological carriage-stop comprising two resilient stop elements
US-11586148-B2 · Feb 21, 2023 · US
Timepiece
US-11550261-B2 · Jan 10, 2023 · US
Drive member for a timepiece
US-11543775-B2 · Jan 3, 2023 · US
Power reserve indicator mechanism for horology
US-11526130-B2 · Dec 13, 2022 · US
Mystery-drive mechanical or electromechanical timepiece
US-11454935-B2 · Sep 27, 2022 · US
Timepiece wheel set with a unidirectional wheel
US-11372370-B2 · Jun 28, 2022 · US
Mechanical horological movement with power reserve detection
US-2022137558-A1 · May 5, 2022 · US
Watch
US-2021232094-A1 · Jul 29, 2021 · US
Timepiece mechanism
US-2021096513-A1 · Apr 1, 2021 · US
Horological carriage-stop comprising two resilient stop elements
US-2021026301-A1 · Jan 28, 2021 · US
Movement with power reserve extension
US-10816934-B2 · Oct 27, 2020 · US
Timepiece
US-2020257246-A1 · Aug 13, 2020 · US
Smart watch and method for controlling same
US-10656601-B2 · May 19, 2020 · US
Blocking device for a timepiece
US-2020117143-A1 · Apr 16, 2020 · US
Movement with power reserve extension
US-2020110363-A1 · Apr 9, 2020 · US
Power reserve indicator mechanism for horology
US-2020089169-A1 · Mar 19, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G04B1/12?
- CPC G04B1/12 is the Cooperative Patent Classification code for “with several mainsprings {(installations with a mainspring and an auxiliary spring G04B1/225; winding-up several mainsprings simultaneously G04B3/008)}.”
- How many patents are filed under CPC G04B1/12 (with several mainsprings {(installations with a mainspring and an auxiliary spring G04B1/225; winding-up several mainsprings simultaneously G04B3/008)})?
- Our database includes 31 publications tagged with this CPC code.
- Is patent activity under CPC G04B1/12 growing?
- Publication counts under this code: 1 in 2024 vs 1 in 2025 (latest complete years).