Wash-Active Compounds
US-2025091987-A1 · Mar 20, 2025 · US
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the carbon skeleton being further substituted by singly-bound oxygen atoms
the carbon skeleton being further substituted by singly-bound 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 | C07C309/49 |
| Official title | the carbon skeleton being further substituted by singly-bound oxygen atoms |
| Display label | the carbon skeleton being further substituted by singly-bound oxygen atoms |
| Total patents | 12 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2019 | 1 |
| 2020 | 1 |
| 2021 | 1 |
| 2022 | 3 |
| 2023 | 2 |
| 2024 | 3 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Alkylaniline polyether benzenesulfonate and process of producing same
US-12180419-B2 · Dec 31, 2024 · US
Process and intermediates for the preparation of certain nematicidal sulfonamides
US-2024132459-A1 · Apr 25, 2024 · US
Process and intermediates for the preparation of certain nematicidal sulfonamides
US-11897854-B2 · Feb 13, 2024 · US
Alkylaniline Polyether Benzenesulfonate and Process of Producing Same
US-2023242806-A1 · Aug 3, 2023 · US
N,N,N′,N′-tetradodecyl-substituted diphenyl ether sulfonate anionic Gemini surfactant and synthesis method thereof
US-11629283-B2 · Apr 18, 2023 · US
Process and intermediates for the preparation of certain nematicidal sulfonamides
US-2022242839-A1 · Aug 4, 2022 · US
Reaction accelerating agent
US-11384381-B2 · Jul 12, 2022 · US
Process and intermediates for the preparation of certain nematicidal sulfonamides
US-11339138-B2 · May 24, 2022 · US
Process and intermediates for the preparation of certain nematicidal sulfonamides
US-2021309621-A1 · Oct 7, 2021 · US
N,n,n',n'-tetradodecyl-substituted diphenyl ether sulfonate anionic gemini surfactant and synthesis method thereof
US-2020208045-A1 · Jul 2, 2020 · US
Reaction accelerating agent
US-2019316174-A1 · Oct 17, 2019 · US