Mechanical clock
US-10990065-B2 · Apr 27, 2021 · US
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by movements of other objects, e.g. by opening a hand-bag, by opening a case, by opening a door; Winding up by wind power
by movements of other objects, e.g. by opening a hand-bag, by opening a case, by opening a door; Winding up by wind power · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G04B5/20 |
| Official title | by movements of other objects, e.g. by opening a hand-bag, by opening a case, by opening a door; Winding up by wind power |
| Display label | by movements of other objects, e.g. by opening a hand-bag, by opening a case, by opening a door; Winding up by wind power |
| Total patents | 10 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2017 | 2 |
| 2018 | 2 |
| 2019 | 2 |
| 2020 | 2 |
| 2021 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Horology pawl system
US-10890877-B2 · Jan 12, 2021 · US
Method for providing information about a mechanical wristwatch
US-10827237-B2 · Nov 3, 2020 · US
A mechanical clock
US-2020089167-A1 · Mar 19, 2020 · US
Method for providing information about a mechanical wristwatch
US-2019387288-A1 · Dec 19, 2019 · US
Timepiece transmission device
US-10261471-B2 · Apr 16, 2019 · US
Horology pawl system
US-2018231934-A1 · Aug 16, 2018 · US
Self-winding mechanism for watches
US-9927771-B2 · Mar 27, 2018 · US
Timepiece transmission device
US-2017123376-A1 · May 4, 2017 · US
Self-winding mechanism for watches
US-2017115628-A1 · Apr 27, 2017 · US