Air conditioning device using vapor injection cycle and method for controlling the device
US-10876777-B2 · Dec 29, 2020 · US
of fluid flow reversing valves
of fluid flow reversing 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 | F25B41/26 |
| Official title | of fluid flow reversing valves |
| Display label | of fluid flow reversing valves |
| Total patents | 313 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 6 |
| 2017 | 9 |
| 2018 | 7 |
| 2019 | 14 |
| 2020 | 31 |
| 2021 | 23 |
| 2022 | 55 |
| 2023 | 44 |
| 2024 | 68 |
| 2025 | 47 |
| 2026 | 6 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Vapor compression system with compressor control based on temperature and humidity feedback
US-2020378666-A1 · Dec 3, 2020 · US
Air conditioning apparatus
US-2020370795-A1 · Nov 26, 2020 · US
Reversible valve for hvac system
US-2020370804-A1 · Nov 26, 2020 · US
Air conditioning apparatus and control method thereof
US-2020370794-A1 · Nov 26, 2020 · US
Air conditioning apparatus
US-2020326092-A1 · Oct 15, 2020 · US
Air conditioning apparatus
US-2020326091-A1 · Oct 15, 2020 · US
Four-way valve
US-2020317022-A1 · Oct 8, 2020 · US
Outdoor heat exchanger and air conditioner having the same
US-2020318870-A1 · Oct 8, 2020 · US
Air conditioning apparatus
US-2020309392-A1 · Oct 1, 2020 · US
Air conditioning apparatus
US-2020309418-A1 · Oct 1, 2020 · US
Air conditioning apparatus
US-2020309417-A1 · Oct 1, 2020 · US
Air conditioner
US-2020240681-A1 · Jul 30, 2020 · US
Air conditioning apparatus
US-10712061-B2 · Jul 14, 2020 · US
Vapor compression system with compressor control based on temperature and humidity feedback
US-10684053-B2 · Jun 16, 2020 · US
Temperature control system, temperature control device and refrigeration device
US-10656110-B2 · May 19, 2020 · US
Heat pump system
US-2020149790-A1 · May 14, 2020 · US
Air conditioner
US-2020149751-A1 · May 14, 2020 · US
Heat pump boiler
US-2020124293-A1 · Apr 23, 2020 · US
Vehicular coolant flow system and method for controlling same
US-2020109657-A1 · Apr 9, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F25B41/26?
- CPC F25B41/26 is the Cooperative Patent Classification code for “of fluid flow reversing valves.”
- How many patents are filed under CPC F25B41/26 (of fluid flow reversing valves)?
- Our database includes 313 publications tagged with this CPC code.
- Is patent activity under CPC F25B41/26 growing?
- Publication counts under this code: 68 in 2024 vs 47 in 2025 (latest complete years).