Seal with radial cut torus spring
US-12510159-B2 · Dec 30, 2025 · US
shaped into an open profile, i.e. C- or U-shaped
shaped into an open profile, i.e. C- or U-shaped · 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 | F16F1/187 |
| Official title | {shaped into an open profile, i.e. C- or U-shaped} |
| Display label | shaped into an open profile, i.e. C- or U-shaped |
| Total patents | 36 |
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 | 1 |
| 2017 | 6 |
| 2018 | 4 |
| 2019 | 4 |
| 2020 | 3 |
| 2021 | 4 |
| 2022 | 4 |
| 2023 | 5 |
| 2024 | 1 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Pre-loaded dual-bearing assembly with annular cantilever beam spring
US-2025215923-A1 · Jul 3, 2025 · US
Dual leaf spring pressure plate for a flow battery stack
US-12021285-B2 · Jun 25, 2024 · US
Dual leaf spring pressure plate for a flow battery stack
US-2023361333-A1 · Nov 9, 2023 · US
Clamp and clamp-equipped wire harness
US-11780387-B2 · Oct 10, 2023 · US
Dual leaf spring pressure plate for a flow battery stack
US-11764388-B2 · Sep 19, 2023 · US
Dual leaf spring pressure plate for a flow battery stack
US-2023238560-A1 · Jul 27, 2023 · US
Vibration isolator and method of assembly using flex circuits
US-11572929-B2 · Feb 7, 2023 · US
Seal with radial cut torus spring
US-2022349475-A1 · Nov 3, 2022 · US
Variable stiffness mechanisms
US-11446164-B1 · Sep 20, 2022 · US
Clamp and clamp-equipped wire harness
US-2022055555-A1 · Feb 24, 2022 · US
Shockproof element and electronic device
US-11231750-B2 · Jan 25, 2022 · US
Vibration isolator and method of assembly using flex circuits
US-2021324936-A1 · Oct 21, 2021 · US
Elevatable supporting device
US-11112054-B2 · Sep 7, 2021 · US
Spring useful for elevator safety device
US-10927915-B2 · Feb 23, 2021 · US
Linear vibration generator including plate type spring having bent portion
US-10892674-B2 · Jan 12, 2021 · US
Shockproof element and electronic device
US-2020326755-A1 · Oct 15, 2020 · US
Barrel spring
US-10677307-B2 · Jun 9, 2020 · US
Elevatable supporting device
US-2020149677-A1 · May 14, 2020 · US
Barrel spring
US-2019323573-A1 · Oct 24, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F16F1/187?
- CPC F16F1/187 is the Cooperative Patent Classification code for “shaped into an open profile, i.e. C- or U-shaped.”
- How many patents are filed under CPC F16F1/187 (shaped into an open profile, i.e. C- or U-shaped)?
- Our database includes 36 publications tagged with this CPC code.
- Is patent activity under CPC F16F1/187 growing?
- Publication counts under this code: 1 in 2024 vs 2 in 2025 (latest complete years).