Air conditioning device
US-2026071765-A1 · Mar 12, 2026 · US
characterised by the arrangement of refrigerant piping outside the heat exchanger within the unit casing
characterised by the arrangement of refrigerant piping outside the heat exchanger within the unit casing · 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 | F24F1/0326 |
| Official title | characterised by the arrangement of refrigerant piping outside the heat exchanger within the unit casing |
| Display label | characterised by the arrangement of refrigerant piping outside the heat exchanger within the unit casing |
| Total patents | 42 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2016 | 2 |
| 2017 | 2 |
| 2018 | 2 |
| 2019 | 2 |
| 2020 | 2 |
| 2021 | 7 |
| 2022 | 4 |
| 2023 | 6 |
| 2024 | 6 |
| 2025 | 7 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Air conditioner
US-2026016174-A1 · Jan 15, 2026 · US
Window type air-conditioner and installation method thereof
US-12510270-B2 · Dec 30, 2025 · US
Window-type air conditioner
US-2025283613-A1 · Sep 11, 2025 · US
Air conditioning indoor unit and air conditioner
US-12405013-B2 · Sep 2, 2025 · US
Window-type air conditioner
US-2025207788-A1 · Jun 26, 2025 · US
Air conditioner constituent unit and air conditioner
US-2025116414-A1 · Apr 10, 2025 · US
Integrated hvac system with variable refrigerant flow unit and air handling unit
US-2025085002-A1 · Mar 13, 2025 · US
Combined air conditioning and water heating via expansion valve regulation
US-12235026-B2 · Feb 25, 2025 · US
Air conditioner
US-2024418420-A1 · Dec 19, 2024 · US
Composite interconnection conduits for HVAC systems
US-12163673-B2 · Dec 10, 2024 · US
Window air conditioner
US-12146669-B2 · Nov 19, 2024 · US
Window-type air-conditioner
US-2024263808-A1 · Aug 8, 2024 · US
Window type air-conditioner and installation method thereof
US-2024085056-A1 · Mar 14, 2024 · US
Combined air conditioning and water heating via expansion valve regulation
US-2024027112-A1 · Jan 25, 2024 · US
Composite interconnection conduits for hvac systems
US-2023417427-A1 · Dec 28, 2023 · US
Window-type air conditioner
US-11841148-B2 · Dec 12, 2023 · US
Combined air conditioning and water heating via expansion valve regulation
US-11815298-B2 · Nov 14, 2023 · US
Mobile air conditioner
US-11774150-B2 · Oct 3, 2023 · US
Composite interconnection conduits for HVAC systems
US-11754298-B2 · Sep 12, 2023 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F24F1/0326?
- CPC F24F1/0326 is the Cooperative Patent Classification code for “characterised by the arrangement of refrigerant piping outside the heat exchanger within the unit casing.”
- How many patents are filed under CPC F24F1/0326 (characterised by the arrangement of refrigerant piping outside the heat exchanger within the unit casing)?
- Our database includes 42 publications tagged with this CPC code.
- Is patent activity under CPC F24F1/0326 growing?
- Publication counts under this code: 6 in 2024 vs 7 in 2025 (latest complete years).