Precise Adiabatic Water Control
US-2024295352-A1 · Sep 5, 2024 · US
High ambient temperatures
High ambient temperatures · 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 | F25B2500/29 |
| Official title | High ambient temperatures |
| Display label | High ambient temperatures |
| 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 | 2 |
| 2016 | 2 |
| 2017 | 9 |
| 2018 | 16 |
| 2019 | 6 |
| 2020 | 14 |
| 2021 | 5 |
| 2022 | 2 |
| 2023 | 1 |
| 2024 | 3 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Modular waterside economizer integrated with air-cooled chillers
US-12066221-B2 · Aug 20, 2024 · US
Carbon dioxide cooling system with subcooling
US-12044453-B2 · Jul 23, 2024 · US
Compressor Frequency Regulation Method, Control Apparatus, Heat Exchange Device and Electronic Device
US-2023417466-A1 · Dec 28, 2023 · US
Method and apparatus for pressure equalization in rotary compressors
US-11460027-B2 · Oct 4, 2022 · US
Carbon dioxide cooling system with subcooling
US-2022026117-A1 · Jan 27, 2022 · US
Carbon dioxide cooling system with subcooling
US-11175073-B2 · Nov 16, 2021 · US
Air-conditioning apparatus having a compressor-motor-connection switcher
US-11150000-B2 · Oct 19, 2021 · US
Cooling system
US-11118817-B2 · Sep 14, 2021 · US
Modular waterside economizer integrated with air-cooled chillers
US-2021262705-A1 · Aug 26, 2021 · US
Method for operating a vapour compression system with a receiver
US-10941964-B2 · Mar 9, 2021 · US
Method and apparatus for pressure equalization in rotary compressors
US-2020408218-A1 · Dec 31, 2020 · US
Low-power absorption refrigeration machine
US-10845100-B2 · Nov 24, 2020 · US
Method and apparatus for pressure equalization in rotary compressors
US-10801510-B2 · Oct 13, 2020 · US
Method for controlling a vapour compression system in ejector mode for a prolonged time
US-10775086-B2 · Sep 15, 2020 · US
Unidirectional Heat Exchanger
US-2020282808-A1 · Sep 10, 2020 · US
Cooling system
US-10746447-B2 · Aug 18, 2020 · US
Systems and methods for controlling a refrigeration system
US-10739045-B2 · Aug 11, 2020 · US
Air-conditioning apparatus
US-2020173703-A1 · Jun 4, 2020 · US
Cooling system with absorber, evaporator condenser
US-10634400-B2 · Apr 28, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F25B2500/29?
- CPC F25B2500/29 is the Cooperative Patent Classification code for “High ambient temperatures.”
- How many patents are filed under CPC F25B2500/29 (High ambient temperatures)?
- Our database includes 61 publications tagged with this CPC code.
- Is patent activity under CPC F25B2500/29 growing?
- Publication counts under this code: 3 in 2024 vs 1 in 2025 (latest complete years).