High-efficient integrated compressor-ejector-OHP heat pump
US-12571564-B2 · Mar 10, 2026 · US
using vapour under pressure
using vapour under pressure · 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 | F25B1/08 |
| Official title | using vapour under pressure |
| Display label | using vapour under pressure |
| Total patents | 54 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 7 |
| 2017 | 4 |
| 2018 | 7 |
| 2019 | 3 |
| 2020 | 10 |
| 2021 | 4 |
| 2022 | 5 |
| 2023 | 4 |
| 2024 | 3 |
| 2025 | 5 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Systems, controllers, and methods for controlling a CO2 refrigeration system
US-12498157-B2 · Dec 16, 2025 · US
Ejector refrigeration system
US-2025305738-A1 · Oct 2, 2025 · US
Desalination and cooling system integrating sweeping gas membrane distillation and ejector cooling cycle
US-2025091010-A1 · Mar 20, 2025 · US
Desalination and cooling system integrating air gap membrane distillation and ejector cooling cycle
US-2025091011-A1 · Mar 20, 2025 · US
Cooling device, semiconductor manufacturing apparatus and semiconductor manufacturing method
US-2025012494-A1 · Jan 9, 2025 · US
Systems, controllers, and methods for controlling a co2 refrigeration system
US-2024384910-A1 · Nov 21, 2024 · US
Refrigeration system with a plurality of steam ejectors connected to a plurality of flow traps
US-12013164-B2 · Jun 18, 2024 · US
High-efficient integrated compressor-ejector-ohp heat pump
US-2024118001-A1 · Apr 11, 2024 · US
Heating and cooling system powered by renewable energy and assisted by geothermal energy
US-11852382-B2 · Dec 26, 2023 · US
Refrigeration cycle device
US-11739995-B2 · Aug 29, 2023 · US
Heating and cooling system powered by renewable energy and assisted by geothermal energy
US-2023160606-A1 · May 25, 2023 · US
Chiller motor with cooling flow path
US-11609030-B2 · Mar 21, 2023 · US
Refrigeration systems
US-11498686-B2 · Nov 15, 2022 · US
Integrated thermal management system for fuel cooling
US-11480105-B2 · Oct 25, 2022 · US
Refrigeration system with a plurality of steam ejectors connected to a plurality of flow traps
US-2022299239-A1 · Sep 22, 2022 · US
Refrigeration cycle device
US-2022221205-A1 · Jul 14, 2022 · US
Cooling system and refrigerant control method for cooling system
US-11343946-B2 · May 24, 2022 · US
Hybrid heat pump system
US-11209190-B2 · Dec 28, 2021 · US
Cooling system and refrigerant control method for cooling system
US-2021337705-A1 · Oct 28, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F25B1/08?
- CPC F25B1/08 is the Cooperative Patent Classification code for “using vapour under pressure.”
- How many patents are filed under CPC F25B1/08 (using vapour under pressure)?
- Our database includes 54 publications tagged with this CPC code.
- Is patent activity under CPC F25B1/08 growing?
- Publication counts under this code: 3 in 2024 vs 5 in 2025 (latest complete years).