Inlet controlled regulating valve
US-2025067345-A1 · Feb 27, 2025 · US
Shut-off valves with additional means
Shut-off valves with additional means · 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 | F16K1/304 |
| Official title | {Shut-off valves with additional means} |
| Display label | Shut-off valves with additional means |
| Total patents | 38 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2017 | 3 |
| 2018 | 1 |
| 2019 | 5 |
| 2020 | 6 |
| 2021 | 8 |
| 2022 | 7 |
| 2023 | 5 |
| 2024 | 1 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Inlet controlled regulating valve
US-11953098-B2 · Apr 9, 2024 · US
Valve and reservoir(s) for pressurized fluid
US-11644119-B2 · May 9, 2023 · US
Fluid supply system having shutoff valve with stabilized electrical valve actuator
US-11566592-B2 · Jan 31, 2023 · US
Fill limit venting valve with high shut-off height
US-11560049-B2 · Jan 24, 2023 · US
Valve and device for storing and dispensing pressurized fluid
US-11560966-B2 · Jan 24, 2023 · US
Valve and reservoir(s) for pressurized fluid
US-11555556-B2 · Jan 17, 2023 · US
Horizontal balanced guided valve
US-11530750-B2 · Dec 20, 2022 · US
Valve and reservoir(s) for pressurized fluid
US-11408535-B2 · Aug 9, 2022 · US
Discharge valve system and method
US-11391391-B2 · Jul 19, 2022 · US
Valve and reservoir(s) for pressurized fluid
US-11346462-B2 · May 31, 2022 · US
Valve and device for storing and dispensing pressurized fluid
US-11333267-B2 · May 17, 2022 · US
Valve and reservoir(s) for pressurized fluid
US-11313490-B2 · Apr 26, 2022 · US
Servovalve
US-11226056-B2 · Jan 18, 2022 · US
Inlet controlled regulating valve
US-2021404559-A1 · Dec 30, 2021 · US
Auxiliary valve for hydrant
US-2021372099-A1 · Dec 2, 2021 · US
Auxiliary valve for hydrant
US-11186971-B1 · Nov 30, 2021 · US
Fill limit venting valve with high shut-off height
US-2021331582-A1 · Oct 28, 2021 · US
Fluid supply system having shutoff valve with stabilized electrical valve actuator
US-2021270218-A1 · Sep 2, 2021 · US
Fill limit venting valve with high shut-off height
US-11059368-B2 · Jul 13, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F16K1/304?
- CPC F16K1/304 is the Cooperative Patent Classification code for “Shut-off valves with additional means.”
- How many patents are filed under CPC F16K1/304 (Shut-off valves with additional means)?
- Our database includes 38 publications tagged with this CPC code.
- Is patent activity under CPC F16K1/304 growing?
- Publication counts under this code: 1 in 2024 vs 1 in 2025 (latest complete years).