Drive member for a timepiece
US-11543775-B2 · Jan 3, 2023 · US
Constructions for connecting the ends of the mainsprings with the barrel or the arbor {(mainsprings and bridles therefor G04B1/14; clamping the hairspring on the regulator G04B18/026; clamping the hairspring on the arbor G04B17/32)}
Constructions for connecting the ends of the mainsprings with the barrel or the arbor {(mainsprings and bridles therefor G04B1/14; clamping the hairspring on the regulator G04B18/026; clamping the hairspring on the arbor G04B17/32)} · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G04B1/18 |
| Official title | Constructions for connecting the ends of the mainsprings with the barrel or the arbor {(mainsprings and bridles therefor G04B1/14; clamping the hairspring on the regulator G04B18/026; clamping the hairspring on the arbor G04B17/32)} |
| Display label | Constructions for connecting the ends of the mainsprings with the barrel or the arbor {(mainsprings and bridles therefor G04B1/14; clamping the hairspring on the regulator G04B18/026; clamping the hairspring on the arbor G04B17/32)} |
| Total patents | 27 |
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 | 6 |
| 2016 | 10 |
| 2017 | 1 |
| 2018 | 2 |
| 2019 | 3 |
| 2020 | 1 |
| 2021 | 2 |
| 2022 | 1 |
| 2023 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Mainspring for a movement of a timepiece and method for manufacturing the same
US-11392090-B2 · Jul 19, 2022 · US
Method for production of a horology assembly, and horology assembly thus obtained
US-2021165367-A1 · Jun 3, 2021 · US
Method for production of a horology assembly, and horology assembly thus obtained
US-10935931-B2 · Mar 2, 2021 · US
Drive member for a timepiece
US-2020004202-A1 · Jan 2, 2020 · 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
Mainspring for a movement of a timepiece and method for manufacturing the same
US-2019187616-A1 · Jun 20, 2019 · US
Timepiece mainspring, timepiece drive device, timepiece movement, timepiece, and manufacturing method of timepiece mainspring
US-10317842-B2 · Jun 11, 2019 · US
Power reserve indicator for timepieces
US-9971311-B2 · May 15, 2018 · US
Method for production of a horology assembly, and horology assembly thus obtained
US-2018004159-A1 · Jan 4, 2018 · US
Timepiece mainspring, timepiece drive device, timepiece movement, timepiece, and manufacturing method of timepiece mainspring
US-2017308037-A1 · Oct 26, 2017 · US
Timepiece barrel with improved transmission of force
US-9513601-B2 · Dec 6, 2016 · US
Power reserve indicator for timepieces
US-2016349709-A1 · Dec 1, 2016 · US
Barrel shaft for a clock movement, barrel spring, and barrel including such a spring and/or such a shaft
US-2016349703-A1 · Dec 1, 2016 · US
Timepiece barrel
US-9471036-B2 · Oct 18, 2016 · US
Barrel shaft for a clock movement, barrel spring and barrel including such a spring and/or such a shaft
US-9448533-B2 · Sep 20, 2016 · US
Timepiece barrel
US-9367037-B2 · Jun 14, 2016 · US
Method of producing drive element for a timepiece barrel including a barrel arbor and mainspring
US-9317013-B2 · Apr 19, 2016 · US
Timepiece barrel
US-9291999-B2 · Mar 22, 2016 · US
Micrometric adjustment of the endshake of a timepiece wheel set
US-9268305-B2 · Feb 23, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G04B1/18?
- CPC G04B1/18 is the Cooperative Patent Classification code for “Constructions for connecting the ends of the mainsprings with the barrel or the arbor {(mainsprings and bridles therefor G04B1/14; clamping the hairspring on the regulator G04B18/026; clamping the hairspring on the arbor G04B17/32)}.”
- How many patents are filed under CPC G04B1/18 (Constructions for connecting the ends of the mainsprings with the barrel or the arbor {(mainsprings and bridles therefor G04B1/14; clamping the hairspring on the regulator G04B18/026; clamping the hairspring on the arbor G04B17/32)})?
- Our database includes 27 publications tagged with this CPC code.
- Is patent activity under CPC G04B1/18 growing?
- Publication counts under this code: 1 in 2022 vs 1 in 2023 (latest complete years).