Pivoting guide device for a pivoting mass and timepiece resonator mechanism
US-2021124307-A1 · Apr 29, 2021 · US
for the effect of imbalance of the weights, e.g. tourbillon
for the effect of imbalance of the weights, e.g. tourbillon · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G04B17/28 |
| Official title | for the effect of imbalance of the weights, e.g. tourbillon |
| Display label | for the effect of imbalance of the weights, e.g. tourbillon |
| Total patents | 106 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 6 |
| 2016 | 5 |
| 2017 | 6 |
| 2018 | 10 |
| 2019 | 16 |
| 2020 | 12 |
| 2021 | 10 |
| 2022 | 19 |
| 2023 | 11 |
| 2024 | 6 |
| 2025 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Horological regulator mechanism with high quality factor and minimal lubrication
US-2021055695-A1 · Feb 25, 2021 · US
Isochronous pivot for timepiece resonators
US-10928779-B2 · Feb 23, 2021 · US
Device for guiding pivotally and horological resonator mechanism for a pivoting mass
US-2021034016-A1 · Feb 4, 2021 · US
Timepiece retrograde tourbillon or karussel
US-2021026304-A1 · Jan 28, 2021 · US
Inertia mobile component for horological resonator with magnetic interaction device insensitive to the external magnetic field
US-2020409310-A1 · Dec 31, 2020 · US
Inertia mobile component for horological resonator with magnetic interaction device insensitive to the external magnetic field
US-2020409311-A1 · Dec 31, 2020 · US
Timepiece oscillator with flexure bearings having a long angular stroke
US-10866565-B2 · Dec 15, 2020 · US
Mechanical timepiece oscillator which is isochronous in all positions
US-10838364-B2 · Nov 17, 2020 · US
Timepiece resonator comprising at least one flexure bearing
US-2020192290-A1 · Jun 18, 2020 · US
Timepiece resonator comprising at least one flexure bearing
US-2020192291-A1 · Jun 18, 2020 · US
Timepiece movement comprising a tourbillon with a fixed magnetic wheel
US-2020183330-A1 · Jun 11, 2020 · US
Mechanical timepiece movement with a resonator having two degrees of freedom with a maintaining mechanism using a runner rolling on a track
US-10671021-B2 · Jun 2, 2020 · US
Balance of a timepiece
US-2020142359-A1 · May 7, 2020 · US
Rotating resonator with flexure bearing maintained by a detached lever escapement
US-2020064775-A1 · Feb 27, 2020 · US
Retrograde tourbillon or karussel for timepieces
US-2020033807-A1 · Jan 30, 2020 · US
Method for making a flexure bearing mechanism for a mechanical timepiece oscillator
US-2020033804-A1 · Jan 30, 2020 · US
Rotating resonator with flexure bearing maintained by a detached lever escapement
US-2019369559-A1 · Dec 5, 2019 · US
Mechanical timepiece oscillator which is isochronous in all positions
US-2019361398-A1 · Nov 28, 2019 · US
Anti shock protection for a resonator mechanism with rotary flexure bearing
US-2019324401-A1 · Oct 24, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G04B17/28?
- CPC G04B17/28 is the Cooperative Patent Classification code for “for the effect of imbalance of the weights, e.g. tourbillon.”
- How many patents are filed under CPC G04B17/28 (for the effect of imbalance of the weights, e.g. tourbillon)?
- Our database includes 106 publications tagged with this CPC code.
- Is patent activity under CPC G04B17/28 growing?
- Publication counts under this code: 6 in 2024 vs 5 in 2025 (latest complete years).