Two-phase liquid-cooled alternating current (AC) rotating electrical machine
US-12549073-B2 · Feb 10, 2026 · US
by liquid-circulating or vapour-circulating jackets
by liquid-circulating or vapour-circulating jackets · 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 | F17C3/10 |
| Official title | by liquid-circulating or vapour-circulating jackets |
| Display label | by liquid-circulating or vapour-circulating jackets |
| Total patents | 36 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2016 | 2 |
| 2017 | 3 |
| 2018 | 3 |
| 2019 | 4 |
| 2020 | 6 |
| 2021 | 3 |
| 2022 | 3 |
| 2023 | 4 |
| 2024 | 6 |
| 2025 | 1 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Oxygen isotope concentration method and oxygen isotope concentration apparatus
US-2025214039-A1 · Jul 3, 2025 · US
Tank, In Particular For A Liquid Hydrogen Reservoir, Provided With At Least One Dome Fixed By Way Of An Outer Welded Joint
US-2024401742-A1 · Dec 5, 2024 · US
Cooling of aircraft cryogenic fuel tank assembly
US-2024343408-A1 · Oct 17, 2024 · US
Cryogenic cooling system
US-12031682-B2 · Jul 9, 2024 · US
Hydrogen tank assembly for a vehicle, such as an aircraft
US-12030663-B2 · Jul 9, 2024 · US
Two-phase liquid-cooled alternating current (ac) rotating electrical machine
US-2024171044-A1 · May 23, 2024 · US
Collapsible container for cryogenic storage and movement
US-2024044454-A1 · Feb 8, 2024 · US
Sealed and thermally insulating tank
US-11796130-B2 · Oct 24, 2023 · US
Container Systems and Methods for Using the Same
US-2023279994-A1 · Sep 7, 2023 · US
Tank, In Particular For A Liquid Hydrogen Reservoir, Provided With At Least One Dome Fixed By Way Of An Outer Welded Joint
US-2023036707-A1 · Feb 2, 2023 · US
Hydrogen tank assembly for a vehicle, such as an aircraft
US-2023027471-A1 · Jan 26, 2023 · US
Cryogenic cooling system
US-11525607-B2 · Dec 13, 2022 · US
Pressure vessel with barrier passage containing fire suppressant elements
US-11300360-B2 · Apr 12, 2022 · US
Transport container
US-2022074550-A1 · Mar 10, 2022 · US
Transport container
US-11209125-B2 · Dec 28, 2021 · US
Pressure vessel with barrier passage containing fire suppressant elements
US-2021231380-A1 · Jul 29, 2021 · US
Transport container
US-10928007-B2 · Feb 23, 2021 · US
Cryogenic cooling system
US-2020355326-A1 · Nov 12, 2020 · US
Cryogenic cooling system
US-2020355409-A1 · Nov 12, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F17C3/10?
- CPC F17C3/10 is the Cooperative Patent Classification code for “by liquid-circulating or vapour-circulating jackets.”
- How many patents are filed under CPC F17C3/10 (by liquid-circulating or vapour-circulating jackets)?
- Our database includes 36 publications tagged with this CPC code.
- Is patent activity under CPC F17C3/10 growing?
- Publication counts under this code: 6 in 2024 vs 1 in 2025 (latest complete years).