Movement with power reserve extension
US-10514659-B2 · Dec 24, 2019 · US
Barrels; Arbors; Barrel axles (arrangements facilitating the removal of the mainspring G04B33/14)
Barrels; Arbors; Barrel axles (arrangements facilitating the removal of the mainspring G04B33/14) · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G04B1/16 |
| Official title | Barrels; Arbors; Barrel axles (arrangements facilitating the removal of the mainspring G04B33/14) |
| Display label | Barrels; Arbors; Barrel axles (arrangements facilitating the removal of the mainspring G04B33/14) |
| Total patents | 115 |
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 | 13 |
| 2016 | 16 |
| 2017 | 8 |
| 2018 | 16 |
| 2019 | 10 |
| 2020 | 11 |
| 2021 | 11 |
| 2022 | 9 |
| 2023 | 6 |
| 2024 | 12 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Mainspring
US-2019369558-A1 · Dec 5, 2019 · US
Barrel shaft for a clock movement, barrel spring, and barrel including such a spring and/or such a shaft
US-10401796-B2 · Sep 3, 2019 · US
Mechanical timepiece movement with running reserve detection
US-10365612-B2 · Jul 30, 2019 · US
Timepiece wheel set with a unidirectional wheel
US-2019163134-A1 · May 30, 2019 · US
Power transmission body of timepiece and method of manufacturing power transmission body of timepiece
US-10303121-B2 · May 28, 2019 · US
Timepiece movement and timepiece
US-2019094804-A1 · Mar 28, 2019 · US
Mechanical timepiece movement with power reserve detection
US-10162309-B2 · Dec 25, 2018 · US
Mechanical Component, Timepiece, And Manufacturing Method Of Mechanical Component
US-2018356768-A1 · Dec 13, 2018 · US
Movement with power reserve extension
US-2018284696-A1 · Oct 4, 2018 · US
Timepiece with digital time display
US-2018284697-A1 · Oct 4, 2018 · US
Component for a timepiece movement
US-2018173165-A1 · Jun 21, 2018 · US
Timepiece movement comprising a device for equalising a motor torque
US-2018107166-A1 · Apr 19, 2018 · US
Mechanical timepiece movement with running reserve detection
US-2018095424-A1 · Apr 5, 2018 · US
Mechanical timepiece movement with power reserve detection
US-2018095422-A1 · Apr 5, 2018 · US
Arbor of a pivoting movable timepiece component
US-9915923-B2 · Mar 13, 2018 · US
Power transmission body of timepiece and method of manufacturing power transmission body of timepiece
US-2018046142-A1 · Feb 15, 2018 · US
Composite component with stressed resilient means
US-9891587-B2 · Feb 13, 2018 · US
Component for a timepiece movement
US-2018024501-A1 · Jan 25, 2018 · US
Component for a timepiece movement
US-2018024499-A1 · Jan 25, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G04B1/16?
- CPC G04B1/16 is the Cooperative Patent Classification code for “Barrels; Arbors; Barrel axles (arrangements facilitating the removal of the mainspring G04B33/14).”
- How many patents are filed under CPC G04B1/16 (Barrels; Arbors; Barrel axles (arrangements facilitating the removal of the mainspring G04B33/14))?
- Our database includes 115 publications tagged with this CPC code.
- Is patent activity under CPC G04B1/16 growing?
- Publication counts under this code: 12 in 2024 vs 3 in 2025 (latest complete years).