Porous polyurethane for consolidation of material in subterranean formations
US-11939517-B2 · Mar 26, 2024 · US
Mixtures of two or more different organic oxygen-containing compounds
Mixtures of two or more different organic oxygen-containing compounds · 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 | C09K23/018 |
| Official title | {Mixtures of two or more different organic oxygen-containing compounds} |
| Display label | Mixtures of two or more different organic oxygen-containing compounds |
| Total patents | 173 |
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 | 16 |
| 2016 | 11 |
| 2017 | 15 |
| 2018 | 27 |
| 2019 | 22 |
| 2020 | 32 |
| 2021 | 14 |
| 2022 | 9 |
| 2023 | 8 |
| 2024 | 13 |
| 2025 | 4 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Dispersant
US-10155209-B2 · Dec 18, 2018 · US
Dispersant for carbon fibers, carbon fiber dispersion composition, and method for manufacturing carbon fiber sheet
US-2018313037-A1 · Nov 1, 2018 · US
Dispersant in cement formulations for oil and gas wells
US-2018312439-A1 · Nov 1, 2018 · US
Dispersant in cement formulations for oil and gas wells
US-2018282216-A1 · Oct 4, 2018 · US
Spacer fluids and cement slurries that include surfactants
US-2018223168-A1 · Aug 9, 2018 · US
Emulsified drilling fluids and methods of making and use thereof
US-2018223164-A1 · Aug 9, 2018 · US
Spacer fluid compositions that include surfactants
US-2018223169-A1 · Aug 9, 2018 · US
Anti-bit balling drilling fluids, and methods of making and use thereof
US-2018223160-A1 · Aug 9, 2018 · US
Enhanced filtration control packages, wellbore servicing fluids utilizing the same, and methods of maintaining the structure of a wellbore
US-2018223156-A1 · Aug 9, 2018 · US
Development of anti-bit balling fluids
US-2018223162-A1 · Aug 9, 2018 · US
Lubricants for water-based drilling fluids
US-2018223153-A1 · Aug 9, 2018 · US
Cement slurries, cured cement and methods of making and use thereof
US-2018222797-A1 · Aug 9, 2018 · US
Development of anti-bit balling fluids
US-2018223161-A1 · Aug 9, 2018 · US
Anionic surfactant compositions and use thereof
US-10016733-B2 · Jul 10, 2018 · US
Lecithin compositions and methods of making and using such lecithin compositions
US-2018178178-A1 · Jun 28, 2018 · US
Stabilizer Composition of Microcrystalline Cellulose and Carboxymethylcellulose, Method for Making, and Uses
US-2018042283-A1 · Feb 15, 2018 · US
Emulsifier for solubilizing polar solvents in oils and polyols
US-9889417-B2 · Feb 13, 2018 · US
Dispersion stabilizer for suspension polymerization and method for producing vinyl resin
US-9834629-B1 · Dec 5, 2017 · US
Co-attrited stabilizer composition having superior gel strength
US-9828493-B2 · Nov 28, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C09K23/018?
- CPC C09K23/018 is the Cooperative Patent Classification code for “Mixtures of two or more different organic oxygen-containing compounds.”
- How many patents are filed under CPC C09K23/018 (Mixtures of two or more different organic oxygen-containing compounds)?
- Our database includes 173 publications tagged with this CPC code.
- Is patent activity under CPC C09K23/018 growing?
- Publication counts under this code: 13 in 2024 vs 4 in 2025 (latest complete years).