Vortex flowmeter providing extended flow rate measurement
US-12492925-B2 · Dec 9, 2025 · US
the pressure or differential pressure being measured by means of a movable element, e.g. diaphragm, piston, Bourdon tube or flexible capsule
the pressure or differential pressure being measured by means of a movable element, e.g. diaphragm, piston, Bourdon tube or flexible capsule · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G01F1/38 |
| Official title | the pressure or differential pressure being measured by means of a movable element, e.g. diaphragm, piston, Bourdon tube or flexible capsule |
| Display label | the pressure or differential pressure being measured by means of a movable element, e.g. diaphragm, piston, Bourdon tube or flexible capsule |
| Total patents | 65 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 5 |
| 2017 | 8 |
| 2018 | 6 |
| 2019 | 7 |
| 2020 | 4 |
| 2021 | 6 |
| 2022 | 8 |
| 2023 | 6 |
| 2024 | 4 |
| 2025 | 6 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Vaporizer Devices
US-2025143379-A1 · May 8, 2025 · US
Measuring device, sensor unit and method for determining at least one parameter of a medium
US-12140605-B2 · Nov 12, 2024 · US
Systems, apparatuses, and methods for fluid flow detection
US-2024240977-A1 · Jul 18, 2024 · US
Measuring system and method for measuring a measurement variable of a flowing fluid
US-11906335-B2 · Feb 20, 2024 · US
Vortex flowmeter providing extended flow rate measurement
US-2024019285-A1 · Jan 18, 2024 · US
Vortex flowmeter providing extended flow rate measurement
US-11815377-B2 · Nov 14, 2023 · US
Portable smart flow controller
US-2023358646-A1 · Nov 9, 2023 · US
Product dispensing system
US-2023257247-A1 · Aug 17, 2023 · US
Product dispensing system
US-11634311-B2 · Apr 25, 2023 · US
Mass flow verification based on rate of pressure decay
US-11604089-B2 · Mar 14, 2023 · US
Gas assisted plunger lift control system and method
US-2023013265-A1 · Jan 19, 2023 · US
Product dispensing system
US-2022388829-A1 · Dec 8, 2022 · US
Determining fluid parameters
US-11519767-B2 · Dec 6, 2022 · US
Volume flowmeter and method for determining a volumetric flow rate
US-2022326056-A1 · Oct 13, 2022 · US
Gas assisted plunger lift control system and method
US-11448049-B2 · Sep 20, 2022 · US
Vortex flowmeter providing extended flow rate measurement
US-2022268607-A1 · Aug 25, 2022 · US
Measuring Device, Sensor Unit and Method for Determining at Least one Parameter of a Medium
US-2022268680-A1 · Aug 25, 2022 · US
Flow-rate sensor
US-11353349-B2 · Jun 7, 2022 · US
Determining fluid parameters
US-2022074767-A1 · Mar 10, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G01F1/38?
- CPC G01F1/38 is the Cooperative Patent Classification code for “the pressure or differential pressure being measured by means of a movable element, e.g. diaphragm, piston, Bourdon tube or flexible capsule.”
- How many patents are filed under CPC G01F1/38 (the pressure or differential pressure being measured by means of a movable element, e.g. diaphragm, piston, Bourdon tube or flexible capsule)?
- Our database includes 65 publications tagged with this CPC code.
- Is patent activity under CPC G01F1/38 growing?
- Publication counts under this code: 4 in 2024 vs 6 in 2025 (latest complete years).