Nanohybrid chitosan composite-based corrosion inhibitor
US-2025243297-A1 · Jul 31, 2025 · US
in markedly alkaline liquids
in markedly alkaline liquids · 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 | C23F11/06 |
| Official title | in markedly alkaline liquids |
| Display label | in markedly alkaline liquids |
| Total patents | 32 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 3 |
| 2017 | 4 |
| 2018 | 5 |
| 2019 | 3 |
| 2020 | 5 |
| 2021 | 2 |
| 2022 | 3 |
| 2023 | 1 |
| 2024 | 2 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Saturated quaternary ammonium compounds, glutaraldehyde, and tetrakis(hydroxymethyl)phosphonium sulfate for corrosion inhibition, cleaning, and biocidal efficacy in hydrogen systems
US-2025075337-A1 · Mar 6, 2025 · US
Treated anodized metal article and method of making
US-11959178-B2 · Apr 16, 2024 · US
Hafnium oxide corrosion inhibitor
US-11946148-B2 · Apr 2, 2024 · US
Treated anodized metal article and method of making
US-2023012877-A1 · Jan 19, 2023 · US
Treated anodized metal article and method of making
US-11473201-B2 · Oct 18, 2022 · US
Ph-sensitive capsule and release system
US-2022134301-A1 · May 5, 2022 · US
Hafnium Oxide Corrosion Inhibitor
US-2022064803-A1 · Mar 3, 2022 · US
Corrosion inhibitor and water conditioning agent
US-11186913-B2 · Nov 30, 2021 · US
Treated anodized metal article and method of making
US-2021062348-A1 · Mar 4, 2021 · US
Treated anodized metal article and method of making
US-10851461-B2 · Dec 1, 2020 · US
Synthetic hydroxide compositions and uses thereof
US-10753001-B2 · Aug 25, 2020 · US
Corrosion inhibitor-incorporated layered double hydroxide and sol-gel coating compositions and related processes
US-10738199-B2 · Aug 11, 2020 · US
Corrosion inhibitor and water conditioning agent
US-2020165731-A1 · May 28, 2020 · US
Cleaning liquid, anticorrosion agent, and method for manufacturing the same
US-10597609-B2 · Mar 24, 2020 · US
Sulfonamide corrosion inhibitors
US-10494722-B1 · Dec 3, 2019 · US
Corrosion inhibitor-incorporated layered double hydroxide and sol-gel coating compositions and related processes
US-2019211215-A1 · Jul 11, 2019 · US
Corrosion inhibitor-incorporated layered double hydroxide and sol-gel coating compositions and related processes
US-10246594-B2 · Apr 2, 2019 · US
Synthetic hydroxide compositions and uses thereof
US-2018355491-A1 · Dec 13, 2018 · US
Method of producing hot-dip Zn alloy-plated steel sheet
US-10125414-B2 · Nov 13, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C23F11/06?
- CPC C23F11/06 is the Cooperative Patent Classification code for “in markedly alkaline liquids.”
- How many patents are filed under CPC C23F11/06 (in markedly alkaline liquids)?
- Our database includes 32 publications tagged with this CPC code.
- Is patent activity under CPC C23F11/06 growing?
- Publication counts under this code: 2 in 2024 vs 2 in 2025 (latest complete years).