Flexible organic light-emitting display (OLED) and spring component
US-11404660-B2 · Aug 2, 2022 · US
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Wound springs
Wound springs · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F16F1/3665 |
| Official title | {Wound springs} |
| Display label | Wound springs |
| Total patents | 19 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 2 |
| 2017 | 4 |
| 2018 | 2 |
| 2019 | 3 |
| 2020 | 3 |
| 2021 | 2 |
| 2022 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Torsion-loaded rod-shaped component with different fibre reinforcements for tensile and compressive loading
US-11078979-B2 · Aug 3, 2021 · US
Flexible organic light-emitting display (oled) and spring component
US-2021184159-A1 · Jun 17, 2021 · US
Wire material for elastic member and elastic member
US-10828845-B2 · Nov 10, 2020 · US
Coil spring
US-10808784-B2 · Oct 20, 2020 · US
Wire adapted to elastic members and elastic member
US-2020208702-A1 · Jul 2, 2020 · US
Strand profile and process for producing a strand profile
US-2019366617-A1 · Dec 5, 2019 · US
Bar-shaped component loaded in torsion
US-10323710-B2 · Jun 18, 2019 · US
Coil spring
US-2019063536-A1 · Feb 28, 2019 · US
Wire material for elastic member and elastic member
US-2018297297-A1 · Oct 18, 2018 · US
Vehicle propulsion system torque transfer vibration attenuation mechanism
US-10047822-B1 · Aug 14, 2018 · US
Torsion-loaded rod-shaped component with different fibre reinforcements for tensile and compressive loading
US-2017122395-A1 · May 4, 2017 · US
Spring for a motor vehicle
US-9604515-B2 · Mar 28, 2017 · US
Self-retention compression spring with housing
US-9593730-B2 · Mar 14, 2017 · US
Bar-shaped component loaded in torsion
US-2017058983-A1 · Mar 2, 2017 · US
Spring having a built-in deformation sensor
US-9352629-B2 · May 31, 2016 · US
Coil spring and associated production method
US-2016116013-A1 · Apr 28, 2016 · US
Self-retention compression spring with housing
US-2015054208-A1 · Feb 26, 2015 · US
Spring having a built-in deformation sensor
US-2015033838-A1 · Feb 5, 2015 · US