Monitoring oil health in subsurface safety valves
US-2021396095-A1 · Dec 23, 2021 · US
using a valve
using a valve · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G01N2001/205 |
| Official title | {using a valve} |
| Display label | using a valve |
| Total patents | 160 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 6 |
| 2016 | 9 |
| 2017 | 2 |
| 2018 | 8 |
| 2019 | 6 |
| 2020 | 18 |
| 2021 | 16 |
| 2022 | 14 |
| 2023 | 33 |
| 2024 | 21 |
| 2025 | 22 |
| 2026 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Water quality management method, ion adsorption device, information processing device and information processing system
US-2021395106-A1 · Dec 23, 2021 · US
Sensor apparatus
US-2021302346-A1 · Sep 30, 2021 · US
Pit assembly
US-2021231536-A1 · Jul 29, 2021 · US
Analysis system and methods of use thereof
US-2021199543-A1 · Jul 1, 2021 · US
Automatic control of the separation and collection of fluid
US-10983032-B2 · Apr 20, 2021 · US
System and method for trapping fluid at a valve
US-2021072121-A1 · Mar 11, 2021 · US
Apparatus for measuring moisture of solid sample, method for measuring moisture content of solid sample, and method for analyzing imidization ratio
US-10928301-B2 · Feb 23, 2021 · US
Method for determining a chemical intake capacity of a process medium in a measuring point and measuring point for determining a chemical intake capacity of a process medium
US-2021033590-A1 · Feb 4, 2021 · US
Sterile sampling apparatus
US-2021024869-A1 · Jan 28, 2021 · US
Sample extracting device and residual solvent measuring apparatus including the same
US-2021001328-A1 · Jan 7, 2021 · US
Apparatus and method for withrawing samples from a unit of a polymerization plant
US-2020398244-A1 · Dec 24, 2020 · US
Toilet with Microfluidic Chips for Testing Samples
US-2020393340-A1 · Dec 17, 2020 · US
Toilet with Digitally Controlled Manifold to Distribute Fluids
US-2020393339-A1 · Dec 17, 2020 · US
Apparatus for Analyzing Biological Samples
US-2020393338-A1 · Dec 17, 2020 · US
Toilet with Infrastructure for Analytical Devices
US-2020393337-A1 · Dec 17, 2020 · US
Apparatus and method for sampling solids in pipeline fluid
US-10845273-B2 · Nov 24, 2020 · US
Sampling module for multiphase flow meter
US-2020319005-A1 · Oct 8, 2020 · US
Fluid mixing systems and methods
US-10792627-B2 · Oct 6, 2020 · US
Fine particle separating apparatus
US-2020246732-A1 · Aug 6, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G01N2001/205?
- CPC G01N2001/205 is the Cooperative Patent Classification code for “using a valve.”
- How many patents are filed under CPC G01N2001/205 (using a valve)?
- Our database includes 160 publications tagged with this CPC code.
- Is patent activity under CPC G01N2001/205 growing?
- Publication counts under this code: 21 in 2024 vs 22 in 2025 (latest complete years).