Water chilling unit
US-2025383134-A1 · Dec 18, 2025 · US
Damping of valve members
Damping of valve members · 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 | F16K47/01 |
| Official title | {Damping of valve members} |
| Display label | Damping of valve members |
| Total patents | 40 |
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 | 3 |
| 2019 | 1 |
| 2020 | 3 |
| 2021 | 7 |
| 2022 | 1 |
| 2023 | 16 |
| 2024 | 3 |
| 2025 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Valve arrangement for a fluid control system
US-2025257816-A1 · Aug 14, 2025 · US
Fuse pin valve
US-12352361-B2 · Jul 8, 2025 · US
Faucet with internal damper
US-12297919-B2 · May 13, 2025 · US
Valve assembly
US-12181061-B2 · Dec 31, 2024 · US
Faucet with internal damper
US-2024263713-A1 · Aug 8, 2024 · US
Solenoid valve
US-11940058-B2 · Mar 26, 2024 · US
Fuse pin valve
US-2023392701-A1 · Dec 7, 2023 · US
Speed regulation mechanism
US-2023376052-A1 · Nov 23, 2023 · US
Pneumatic damper for piston used in pressure regulator
US-11788643-B2 · Oct 17, 2023 · US
Vibration damping clips for climate control systems
US-11781798-B2 · Oct 10, 2023 · US
Hollow stem relief valve
US-11773996-B1 · Oct 3, 2023 · US
Stem-base hollow relief valve device
US-11761550-B1 · Sep 19, 2023 · US
Gas solenoid valve
US-11754197-B2 · Sep 12, 2023 · US
Relief device with partial oil filling
US-11746916-B1 · Sep 5, 2023 · US
Valve
US-2023272868-A1 · Aug 31, 2023 · US
Solenoid valve
US-2023265938-A1 · Aug 24, 2023 · US
Oil-damped pressure release valve
US-11662035-B1 · May 30, 2023 · US
Valve assembly
US-2023132209-A1 · Apr 27, 2023 · US
Relief valve device
US-11614176-B1 · Mar 28, 2023 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F16K47/01?
- CPC F16K47/01 is the Cooperative Patent Classification code for “Damping of valve members.”
- How many patents are filed under CPC F16K47/01 (Damping of valve members)?
- Our database includes 40 publications tagged with this CPC code.
- Is patent activity under CPC F16K47/01 growing?
- Publication counts under this code: 3 in 2024 vs 4 in 2025 (latest complete years).