Solar energy system with rankine cycle
US-12422172-B2 · Sep 23, 2025 · US
using solar energy
using solar energy · 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 | F25B27/002 |
| Official title | {using solar energy} |
| Display label | using solar energy |
| Total patents | 44 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 5 |
| 2017 | 9 |
| 2018 | 2 |
| 2019 | 3 |
| 2020 | 2 |
| 2021 | 1 |
| 2022 | 2 |
| 2023 | 4 |
| 2024 | 3 |
| 2025 | 11 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Rankine energy system based on solar power
US-12410951-B1 · Sep 9, 2025 · US
Rankine energy system based on solar power
US-2025277608-A1 · Sep 4, 2025 · US
Solar power energy system with rankine engine
US-12405039-B2 · Sep 2, 2025 · US
Solar energy system with rankine cycle
US-2025271184-A1 · Aug 28, 2025 · US
Solar power energy system with rankine engine
US-2025251178-A1 · Aug 7, 2025 · US
Solar powered refrigeration systems
US-12331968-B2 · Jun 17, 2025 · US
Dual-mode heating and cooling devices and related systems and methods
US-12281862-B2 · Apr 22, 2025 · US
Desalination and cooling system integrating direct contact membrane distillation and ejector cooling cycle
US-2025091008-A1 · Mar 20, 2025 · US
Desalination and cooling system integrating vacuum membrane distillation and ejector cooling cycle
US-2025091009-A1 · Mar 20, 2025 · US
Systems and methods for temperature control of consumer products
US-2025035347-A1 · Jan 30, 2025 · US
Solar powered refrigeration systems
US-2024200835-A1 · Jun 20, 2024 · US
Thermal management system
US-11981180-B2 · May 14, 2024 · US
Subway hybrid-energy multifunctional-end-integrated heat pump system and method
US-11898779-B2 · Feb 13, 2024 · US
Arrangement for a vehicle roof, and vehicle roof for a motor vehicle
US-2023406060-A1 · Dec 21, 2023 · US
Heat Pump Device
US-2023339292-A1 · Oct 26, 2023 · US
Thermoacoustic refrigerator
US-11703255-B2 · Jul 18, 2023 · US
Dual-mode heating and cooling devices and related systems and methods
US-2023020511-A1 · Jan 19, 2023 · US
Solar-powered adsorption chiller operable in the absence of sunlight
US-11421920-B2 · Aug 23, 2022 · US
Subway hybrid-energy multifunctional-end-integrated heat pump system and method
US-2022034556-A1 · Feb 3, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F25B27/002?
- CPC F25B27/002 is the Cooperative Patent Classification code for “using solar energy.”
- How many patents are filed under CPC F25B27/002 (using solar energy)?
- Our database includes 44 publications tagged with this CPC code.
- Is patent activity under CPC F25B27/002 growing?
- Publication counts under this code: 3 in 2024 vs 11 in 2025 (latest complete years).