Indoor and outdoor units for an hvac system
US-2019383513-A1 · Dec 19, 2019 · US
Heat exchangers specially adapted for separate outdoor units
Heat exchangers specially adapted for separate outdoor units · 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 | F24F1/14 |
| Official title | Heat exchangers specially adapted for separate outdoor units |
| Display label | Heat exchangers specially adapted for separate outdoor units |
| Total patents | 209 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 7 |
| 2016 | 17 |
| 2017 | 11 |
| 2018 | 16 |
| 2019 | 22 |
| 2020 | 38 |
| 2021 | 25 |
| 2022 | 23 |
| 2023 | 18 |
| 2024 | 16 |
| 2025 | 13 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Manifold sightglass for charging microchannel system
US-10473373-B2 · Nov 12, 2019 · US
Air-conditioning apparatus
US-2019301752-A1 · Oct 3, 2019 · US
Outdoor unit for refrigeration cycle apparatus, and refrigeration cycle apparatus
US-10378781-B2 · Aug 13, 2019 · US
Air conditioner
US-2019242617-A1 · Aug 8, 2019 · US
System and Method for Heating and Cooling
US-2019226692-A1 · Jul 25, 2019 · US
Outdoor unit of air-conditioning apparatus
US-2019145637-A1 · May 16, 2019 · US
Outdoor unit for air-conditioning apparatus
US-2019128542-A1 · May 2, 2019 · US
Outdoor unit of air conditioning device
US-10274246-B2 · Apr 30, 2019 · US
Air conditioner having a bending tube which alters the flow of the refrigerant prior to entering the distributor
US-10161656-B2 · Dec 25, 2018 · US
Outdoor device for an air conditioner
US-10156387-B2 · Dec 18, 2018 · US
Heat exchange system using an external rotor motor
US-10119710-B2 · Nov 6, 2018 · US
Air conditioner and control method therefor
US-2018299157-A1 · Oct 18, 2018 · US
Orifice for air conditioner
US-10054355-B2 · Aug 21, 2018 · US
Heat exchanger and refrigeration cycle device
US-2018216837-A1 · Aug 2, 2018 · US
Air conditioner
US-2018209669-A1 · Jul 26, 2018 · US
Blower and air conditioner having the same
US-2018180060-A1 · Jun 28, 2018 · US
Outdoor unit of air-conditioning apparatus
US-2018156475-A1 · Jun 7, 2018 · US
Coating composition, method for producing same, coating film, exhaust fan and air conditioner
US-2018142129-A1 · May 24, 2018 · US
Compressor unit, heat source unit, and air conditioner
US-2018128505-A1 · May 10, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F24F1/14?
- CPC F24F1/14 is the Cooperative Patent Classification code for “Heat exchangers specially adapted for separate outdoor units.”
- How many patents are filed under CPC F24F1/14 (Heat exchangers specially adapted for separate outdoor units)?
- Our database includes 209 publications tagged with this CPC code.
- Is patent activity under CPC F24F1/14 growing?
- Publication counts under this code: 16 in 2024 vs 13 in 2025 (latest complete years).