Perfluoroaminoolefins and methods of making and using the same
US-11629133-B2 · Apr 18, 2023 · US
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the fluid remaining in the liquid phase
the fluid remaining in the liquid phase · 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 | F01K25/02 |
| Official title | the fluid remaining in the liquid phase |
| Display label | the fluid remaining in the liquid phase |
| Total patents | 15 |
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 | 3 |
| 2016 | 1 |
| 2017 | 3 |
| 2018 | 3 |
| 2019 | 1 |
| 2020 | 2 |
| 2021 | 1 |
| 2023 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Perfluoroaminoolefins and methods of making and using the same
US-2021221776-A1 · Jul 22, 2021 · US
Reversible system for dissipating thermal power generated in a gas-turbine engine
US-10794231-B2 · Oct 6, 2020 · US
Reheating of a working fluid within a turbine system for power generation
US-10605122-B2 · Mar 31, 2020 · US
Reversible system for dissipating thermal power generated in a gas-turbine engine
US-2019277165-A1 · Sep 12, 2019 · US
System for thermoelectric energy generation
US-2018331271-A1 · Nov 15, 2018 · US
System for thermoelectric energy generation
US-10003000-B2 · Jun 19, 2018 · US
Reheating of a working fluid within a turbine system for power generation
US-2018016945-A1 · Jan 18, 2018 · US
System and method for harvesting solar thermal energy
US-2017241671-A1 · Aug 24, 2017 · US
Power generation using non-aqueous solvent
US-9719380-B2 · Aug 1, 2017 · US
Liquid ring heat engine
US-9540936-B2 · Jan 10, 2017 · US
Exhaust turbocharger of an internal combustion engine
US-9500199-B2 · Nov 22, 2016 · US
Circulatory osmotic pressure electricity generation system
US-2015135711-A1 · May 21, 2015 · US
Waste heat recovery system generator encapsulation
US-9024460-B2 · May 5, 2015 · US
Waste heat recovery system generator varnishing
US-9018778-B2 · Apr 28, 2015 · US