Acid corrosion inhibitors
US-11981861-B2 · May 14, 2024 · US
Alcohols, e.g. oxidation products of paraffins
Alcohols, e.g. oxidation products of paraffins · 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 | C09K23/38 |
| Official title | Alcohols, e.g. oxidation products of paraffins |
| Display label | Alcohols, e.g. oxidation products of paraffins |
| Total patents | 118 |
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 | 1 |
| 2016 | 2 |
| 2017 | 8 |
| 2018 | 22 |
| 2019 | 17 |
| 2020 | 22 |
| 2021 | 15 |
| 2022 | 6 |
| 2023 | 11 |
| 2024 | 10 |
| 2025 | 3 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Porous polyurethane for consolidation of material in subterranean formations
US-11939517-B2 · Mar 26, 2024 · US
Emulsified drilling fluids and methods of making and use thereof
US-2020407621-A1 · Dec 31, 2020 · US
Development of anti-bit balling fluids
US-10851281-B2 · Dec 1, 2020 · US
Development of retarded acid system
US-10703957-B2 · Jul 7, 2020 · US
Invert emulsion based drilling fluid and methods of using same
US-10683447-B2 · Jun 16, 2020 · US
Dispersant in cement formulations for oil and gas wells
US-10640695-B2 · May 5, 2020 · US
Development of anti-bit balling fluids
US-2020095491-A1 · Mar 26, 2020 · US
Emulsifier compositions for invert emulsion fluids and methods of using the same
US-2020087560-A1 · Mar 19, 2020 · US
Development of anti-bit balling fluids
US-2020040247-A1 · Feb 6, 2020 · US
Development of anti-bit balling fluids
US-10494560-B2 · Dec 3, 2019 · US
Cement slurries, cured cement and methods of making and use thereof
US-10494559-B2 · Dec 3, 2019 · US
Enhanced filtration control packages, wellbore servicing fluids utilizing the same, and methods of maintaining the structure of a wellbore
US-10487254-B2 · Nov 26, 2019 · US
Development of anti-bit balling fluids
US-2019309210-A1 · Oct 10, 2019 · US
Spacer fluid compositions, methods, and systems for aqueous based drilling mud removal
US-2019292431-A1 · Sep 26, 2019 · US
Spacer fluid compositions, methods, and systems for aqueous based drilling mud removal
US-2019292432-A1 · Sep 26, 2019 · US
Spacer fluid compositions, methods, and systems for aqueous based drilling mud removal
US-10392550-B2 · Aug 27, 2019 · US
Development of anti-bit balling fluids
US-10377939-B2 · Aug 13, 2019 · US
Enhanced filtration control packages, wellbore servicing fluids utilizing the same, and methods of maintaining the structure of a wellbore
US-2019233708-A1 · Aug 1, 2019 · US
Enhanced filtration control packages, wellbore servicing fluids utilizing the same, and methods of maintaining the structure of a wellbore
US-2019233707-A1 · Aug 1, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C09K23/38?
- CPC C09K23/38 is the Cooperative Patent Classification code for “Alcohols, e.g. oxidation products of paraffins.”
- How many patents are filed under CPC C09K23/38 (Alcohols, e.g. oxidation products of paraffins)?
- Our database includes 118 publications tagged with this CPC code.
- Is patent activity under CPC C09K23/38 growing?
- Publication counts under this code: 10 in 2024 vs 3 in 2025 (latest complete years).