Substituted derivatives of isoindoles
US-2026028340-A1 · Jan 29, 2026 · US
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Radicals substituted by oxygen atoms
Radicals substituted by oxygen atoms · 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 | C07D233/14 |
| Official title | Radicals substituted by oxygen atoms |
| Display label | Radicals substituted by oxygen atoms |
| Total patents | 17 |
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 |
| 2017 | 4 |
| 2018 | 2 |
| 2019 | 3 |
| 2020 | 1 |
| 2025 | 4 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Alkoxyimidazolinium quaternary salt compositions and methods of using the compositions to inhibit corrosion
US-2025369123-A1 · Dec 4, 2025 · US
Substituted derivatives of isoindoles
US-12454535-B2 · Oct 28, 2025 · US
Dispersant additives and methods of making and use thereof
US-2025257191-A1 · Aug 14, 2025 · US
Substituted derivatives of isoindoles
US-2025197412-A1 · Jun 19, 2025 · US
Imidazolinium compounds as dual corrosion inhibitors
US-10619091-B2 · Apr 14, 2020 · US
Process for the preparation of amphiphilic imidazolinium compounds
US-10479768-B2 · Nov 19, 2019 · US
Imidazoline compound, mobility control system, plugging agent for gas channeling, and method for carbon dioxide flooding
US-10189790-B1 · Jan 29, 2019 · US
Imidazoline compound, mobility control system, plugging agent for gas channeling, and method for carbon dioxide flooding
US-2019016683-A1 · Jan 17, 2019 · US
Imidazoline compound, mobility control system, plugging agent for gas channeling, and method for carbon dioxide flooding
US-10081604-B1 · Sep 25, 2018 · US
Improved process for the preparation of amphiphilic imidazolinium compounds
US-2018148415-A1 · May 31, 2018 · US
Method for production of 3-hydroxypropan-1-one compound, method for production of 2-propen-1-one compound and method for production of isoxazoline compound
US-9751821-B1 · Sep 5, 2017 · US
Method for production of 3-hydroxypropan-1-one compound, method for production of 2-propen-1-one compound and method for production of isoxazoline compound
US-2017233321-A1 · Aug 17, 2017 · US
Method for production of 3-hydroxypropan-1-one compound, method for production of 2-propen-1-one compound and method for production of isoxazoline compound
US-9676692-B2 · Jun 13, 2017 · US
Imidazolinium compounds as dual corrosion inhibitors
US-2017009130-A1 · Jan 12, 2017 · US
Method for production of 3-hydroxypropan-1-one compound, method for production of 2-propen-1-one compound and method for production of isoxazoline compound
US-2015119576-A1 · Apr 30, 2015 · US
Method for production of 3-hydroxypropan-1-one compound, method for production of 2-propen-1-one compound and method for production of isoxazoline compound
US-8952175-B2 · Feb 10, 2015 · US