Long-duration shock testing machine
US-12292359-B2 · May 6, 2025 · US
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using progressive displacement of one fluid by another
using progressive displacement of one fluid by another · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G01M3/30 |
| Official title | using progressive displacement of one fluid by another |
| Display label | using progressive displacement of one fluid by another |
| Total patents | 17 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2017 | 1 |
| 2018 | 2 |
| 2020 | 4 |
| 2021 | 2 |
| 2022 | 2 |
| 2023 | 3 |
| 2024 | 2 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Indicator for Indicating the Occurrence of a Pressurized Fluid Leak in a Vent Chamber of a Pressurized Fluid Apparatus
US-2024328889-A1 · Oct 3, 2024 · US
Soldering Apparatus And Method Of Detecting Failures Of Gasket
US-2024042539-A1 · Feb 8, 2024 · US
Soldering apparatus and method of detecting failures of gasket
US-11819952-B2 · Nov 21, 2023 · US
Method for detecting gas tightness of furnace tube device
US-11788923-B2 · Oct 17, 2023 · US
Systems and methods for water detection
US-11761840-B1 · Sep 19, 2023 · US
Method for detecting gas tightness of furnace tube device
US-2022205864-A1 · Jun 30, 2022 · US
Long-Duration Shock Testing Machine
US-2022196515-A1 · Jun 23, 2022 · US
Soldering Apparatus And Method Of Detecting Failures Of Gasket
US-2021402498-A1 · Dec 30, 2021 · US
Pressurized fluid system including an automatic bleed valve arrangement; components; and, methods
US-11162865-B2 · Nov 2, 2021 · US
Pressurized fluid system including an automatic bleed valve arrangement; components; and, methods
US-2020149649-A1 · May 14, 2020 · US
Water leakage detection system
US-10620080-B2 · Apr 14, 2020 · US
Bleed valve arrangements; and methods
US-10612566-B2 · Apr 7, 2020 · US
Pressurized fluid system including an automatic bleed value arrangement; components; and, methods
US-10563784-B2 · Feb 18, 2020 · US
Water leakage detection system
US-2018128706-A1 · May 10, 2018 · US
Bleed valve arrangements; and methods
US-2018031008-A1 · Feb 1, 2018 · US
Pressurized fluid system including an automatic bleed valve arrangement; components; and, methods
US-2017241558-A1 · Aug 24, 2017 · US