An apparatus arranged for measuring a rheological property and a method for measuring a rheological property and/or an interfacial property
US-2026023003-A1 · Jan 22, 2026 · US
methods of calculating surface tension
methods of calculating surface tension · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G01N2013/0283 |
| Official title | {methods of calculating surface tension} |
| Display label | methods of calculating surface tension |
| Total patents | 32 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 2 |
| 2018 | 6 |
| 2019 | 4 |
| 2020 | 3 |
| 2021 | 3 |
| 2022 | 4 |
| 2023 | 4 |
| 2024 | 2 |
| 2025 | 1 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Physical property measurement method, physical property measurement device, and probe
US-12253449-B2 · Mar 18, 2025 · US
System and method for measuring surface tension of a levitated sample
US-12135269-B2 · Nov 5, 2024 · US
Method of estimating surface tension of coal inert material, method of estimating surface tension of coal, and method of producing coke
US-12110457-B2 · Oct 8, 2024 · US
Method to predict downhole reservoir fluids interfacial tension
US-11761873-B2 · Sep 19, 2023 · US
CMC-based method for surfactant concentration determination
US-11761874-B2 · Sep 19, 2023 · US
Physical property measurement method, physical property measurement device, and probe
US-2023106219-A1 · Apr 6, 2023 · US
Method for predicting and calculating of surface energy of aggregates
US-2023026109-A1 · Jan 26, 2023 · US
Measuring device and method of physical property measuring
US-11458533-B2 · Oct 4, 2022 · US
Method of estimating surface tension of coal inert material, method of estimating surface tension of coal, and method of producing coke
US-2022290054-A1 · Sep 15, 2022 · US
Surface tension measurement method based on axisymmetric droplet contour curve
US-2022148212-A1 · May 12, 2022 · US
System and method for measuring surface tension
US-2022120653-A1 · Apr 21, 2022 · US
Cmc-based method for surfactant concentration determination
US-2021356373-A1 · Nov 18, 2021 · US
Device, system and kit for measuring tension of sheet-like tissue containing cardiomyocytes
US-11125670-B2 · Sep 21, 2021 · US
Measuring device and method of physical property measuring
US-2021060637-A1 · Mar 4, 2021 · US
Coal-to-coal adhesiveness evaluation method
US-10802011-B2 · Oct 13, 2020 · US
Method for prediction of live oil interfacial tension at reservoir conditions from dead oil measurements
US-10613251-B2 · Apr 7, 2020 · US
Rapid characterization of the solubility of amphiphiles
US-10564084-B2 · Feb 18, 2020 · US
Alkylaromatic sulfonate compositions from mixed hydrocarbons
US-10435359-B2 · Oct 8, 2019 · US
Alkylaromatic sulfonate compositions from mixed hydrocarbons
US-10351520-B2 · Jul 16, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G01N2013/0283?
- CPC G01N2013/0283 is the Cooperative Patent Classification code for “methods of calculating surface tension.”
- How many patents are filed under CPC G01N2013/0283 (methods of calculating surface tension)?
- Our database includes 32 publications tagged with this CPC code.
- Is patent activity under CPC G01N2013/0283 growing?
- Publication counts under this code: 2 in 2024 vs 1 in 2025 (latest complete years).