Using liquid to air membrane energy exchanger for liquid cooling
US-12442558-B2 · Oct 14, 2025 · US
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Absorption - desorption cycle
Absorption - desorption cycle · 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 | F24F2203/026 |
| Official title | Absorption - desorption cycle |
| Display label | Absorption - desorption cycle |
| Total patents | 24 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 1 |
| 2017 | 2 |
| 2018 | 6 |
| 2019 | 1 |
| 2020 | 2 |
| 2021 | 2 |
| 2022 | 1 |
| 2023 | 3 |
| 2024 | 2 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Air conditioner
US-12313288-B2 · May 27, 2025 · US
Rooftop air conditioning unit
US-2024426525-A1 · Dec 26, 2024 · US
Using liquid to air membrane energy exchanger for liquid cooling
US-2024027094-A1 · Jan 25, 2024 · US
Air-conditioning apparatus
US-11828487-B2 · Nov 28, 2023 · US
Using liquid to air membrane energy exchanger for liquid cooling
US-11815283-B2 · Nov 14, 2023 · US
Air conditioner
US-2023092050-A1 · Mar 23, 2023 · US
Air-conditioning apparatus
US-2022341604-A1 · Oct 27, 2022 · US
Using liquid to air membrane energy exchanger for liquid cooling
US-2021396422-A1 · Dec 23, 2021 · US
Using liquid to air membrane energy exchanger for liquid cooling
US-11143430-B2 · Oct 12, 2021 · US
Systems and methods for managing conditions in enclosed space
US-10782045-B2 · Sep 22, 2020 · US
Adsorptive hybrid desiccant cooling system
US-10704792-B2 · Jul 7, 2020 · US
Building management system and methods for predicting catastrophic hvac equipment failures
US-2019338972-A1 · Nov 7, 2019 · US
Adsorptive hybrid desiccant cooling system
US-2018299147-A1 · Oct 18, 2018 · US
Regeneration air mixing for a membrane based hygroscopic material dehumidification system
US-10041692-B2 · Aug 7, 2018 · US
Using liquid to air membrane energy exchanger for liquid cooling
US-2018135880-A1 · May 17, 2018 · US
Systems and methods for managing conditions in enclosed space
US-2018128510-A1 · May 10, 2018 · US
Heat pump humidifier and dehumidifier system and method
US-9885486-B2 · Feb 6, 2018 · US
Humidity control apparatus
US-9874365-B2 · Jan 23, 2018 · US
Device for exhausting carbon dioxide associated with heating or air-conditioning device
US-9815022-B2 · Nov 14, 2017 · US