Device and method for transferring liquid helium into an application cryostat
US-2025198570-A1 · Jun 19, 2025 · US
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with a dip tube
with a dip tube · 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 | F17C2223/045 |
| Official title | with a dip tube |
| Display label | with a dip tube |
| Total patents | 13 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 2 |
| 2017 | 2 |
| 2018 | 2 |
| 2022 | 1 |
| 2024 | 1 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Device and method for storing and supplying fluid
US-2025043917-A1 · Feb 6, 2025 · US
A Method and a Control Arrangement for Determining the Status of a Fluid Tank
US-2024270065-A1 · Aug 15, 2024 · US
Vessels and methods for storing and delivery a reagent
US-2022349528-A1 · Nov 3, 2022 · US
Method and device for determining the filling mass of a cryogenically stored gas in a container
US-10078000-B2 · Sep 18, 2018 · US
Tank
US-9976701-B2 · May 22, 2018 · US
High-pressure tank
US-9802480-B2 · Oct 31, 2017 · US
Tank
US-2017130899-A1 · May 11, 2017 · US
Compressor assemblies and methods to minimize venting of a process gas during startup operations
US-9494281-B2 · Nov 15, 2016 · US
High-Pressure Tank
US-2016137056-A1 · May 19, 2016 · US
Method and Device for Determining the Filling Mass of a Cryogenically Stored Gas in a Container
US-2015362353-A1 · Dec 17, 2015 · US
Safety design for medical oxygen supply valvehead
US-2015083255-A1 · Mar 26, 2015 · US
Closure device
US-8960222-B2 · Feb 24, 2015 · US