Supramolecular surfactants with detergent-dispersant and corrosion inhibitor properties
US-12391895-B2 · Aug 19, 2025 · US
Aminocarboxylic acids
Aminocarboxylic acids · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C23F11/144 |
| Official title | {Aminocarboxylic acids} |
| Display label | Aminocarboxylic acids |
| Total patents | 48 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 7 |
| 2016 | 2 |
| 2017 | 4 |
| 2018 | 4 |
| 2019 | 5 |
| 2020 | 5 |
| 2021 | 5 |
| 2022 | 4 |
| 2023 | 7 |
| 2024 | 2 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Amino acid derivatives and sulfur derivatives as biodegradable corrosion inhibitors
US-2025188618-A1 · Jun 12, 2025 · US
Treatment liquid and treatment method
US-12276915-B2 · Apr 15, 2025 · US
Identification and characterization of novel corrosion inhibitor molecules
US-12152164-B2 · Nov 26, 2024 · US
Identification and characterization of novel corrosion inhibitor molecules
US-2024002675-A1 · Jan 4, 2024 · US
Supramolecular surfactants with detergent-dispersant and corrosion inhibitor properties
US-2023399576-A1 · Dec 14, 2023 · US
Methods and compositions to reduce azoles and aox corrosion inhibitors
US-2023331600-A1 · Oct 19, 2023 · US
Methods and compositions to reduce azoles and AOX corrosion inhibitors
US-11760666-B2 · Sep 19, 2023 · US
Identification and characterization of novel corrosion inhibitor molecules
US-11732143-B2 · Aug 22, 2023 · US
Composition and method for inhibiting corrosion
US-11661365-B2 · May 30, 2023 · US
Novel corrosion inhibition package
US-2023124406-A1 · Apr 20, 2023 · US
Corrosion inhibition package
US-11542608-B2 · Jan 3, 2023 · US
Identification and characterization of novel corrosion inhibitor molecules
US-2022267612-A1 · Aug 25, 2022 · US
Identification and characterization of novel corrosion inhibitor molecules
US-11352507-B2 · Jun 7, 2022 · US
Corrosion inhibitors for a refinery
US-11319634-B2 · May 3, 2022 · US
Coated metal sheet having an amino acid to improve corrosion resistance
US-11236413-B2 · Feb 1, 2022 · US
Composition and method for inhibiting corrosion and scale
US-11085118-B2 · Aug 10, 2021 · US
Method for the preparation of a coated metal sheet, comprising the application of an aqueous solution containing an amino acid, and associated use in order to improve corrosion resistance
US-11060174-B2 · Jul 13, 2021 · US
Corrosion inhibitors for a refinery
US-2021180194-A1 · Jun 17, 2021 · US
Preparation method of a coated sheet comprising the application of an aqueous solution comprising an amino acid and its associated use for improving the compatibility with an adhesive
US-11007750-B2 · May 18, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C23F11/144?
- CPC C23F11/144 is the Cooperative Patent Classification code for “Aminocarboxylic acids.”
- How many patents are filed under CPC C23F11/144 (Aminocarboxylic acids)?
- Our database includes 48 publications tagged with this CPC code.
- Is patent activity under CPC C23F11/144 growing?
- Publication counts under this code: 2 in 2024 vs 3 in 2025 (latest complete years).