Selective laser etching of layered fluidistors
US-2025155982-A1 · May 15, 2025 · US
for lift-valves
for lift-valves · 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 | F16K27/102 |
| Official title | {for lift-valves} |
| Display label | for lift-valves |
| Total patents | 61 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2017 | 3 |
| 2018 | 4 |
| 2019 | 6 |
| 2020 | 7 |
| 2021 | 16 |
| 2022 | 8 |
| 2023 | 5 |
| 2024 | 5 |
| 2025 | 6 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Valve device and electric valve
US-2025146591-A1 · May 8, 2025 · US
Expansion valve
US-12222172-B2 · Feb 11, 2025 · US
One-way valve
US-12203556-B2 · Jan 21, 2025 · US
Stop Valve, Machining Method and Assembly Method
US-2025020219-A1 · Jan 16, 2025 · US
Expansion valve
US-2024393068-A1 · Nov 28, 2024 · US
Rectangular flanged bubble tight damper
US-11994314-B2 · May 28, 2024 · US
Electronic expansion valve and refrigeration system
US-11959561-B2 · Apr 16, 2024 · US
Electric valve
US-11906064-B2 · Feb 20, 2024 · US
Liquid flow path member and method for manufacturing liquid flow path member
US-11885426-B2 · Jan 30, 2024 · US
Welded check valve
US-2023332700-A1 · Oct 19, 2023 · US
Welded check valve
US-11746912-B2 · Sep 5, 2023 · US
One-way valve
US-2023265935-A1 · Aug 24, 2023 · US
Electrically operated valve
US-11619317-B2 · Apr 4, 2023 · US
Hydrocarbon flowline corrosion inhibitor overpressure protection
US-11585187-B2 · Feb 21, 2023 · US
Air conditioning system and electronic expansion valve thereof
US-11473820-B2 · Oct 18, 2022 · US
Valve
US-11428344-B2 · Aug 30, 2022 · US
Welded check valve
US-2022213968-A1 · Jul 7, 2022 · US
Electric valve
US-2022196172-A1 · Jun 23, 2022 · US
Proportional spool valve for adjusting the displaced volume of a displacement pump, assembly method and system
US-11346337-B2 · May 31, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F16K27/102?
- CPC F16K27/102 is the Cooperative Patent Classification code for “for lift-valves.”
- How many patents are filed under CPC F16K27/102 (for lift-valves)?
- Our database includes 61 publications tagged with this CPC code.
- Is patent activity under CPC F16K27/102 growing?
- Publication counts under this code: 5 in 2024 vs 6 in 2025 (latest complete years).