Aerogel compositions and methods
US-2024083757-A1 · Mar 14, 2024 · US
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by oxidation of silicon in basic medium
by oxidation of silicon in basic medium · 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 | C01B33/1412 |
| Official title | {by oxidation of silicon in basic medium} |
| Display label | by oxidation of silicon in basic medium |
| Total patents | 11 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2019 | 1 |
| 2020 | 2 |
| 2021 | 1 |
| 2022 | 1 |
| 2023 | 3 |
| 2024 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Aerogel compositions and methods
US-11912579-B2 · Feb 27, 2024 · US
Method of preparing high-concentration colloidal silica
US-2023382743-A1 · Nov 30, 2023 · US
Method for producing silica sol
US-11767224-B2 · Sep 26, 2023 · US
Method for producing silica sol
US-2023056027-A1 · Feb 23, 2023 · US
Method for producing silica sol
US-11518682-B2 · Dec 6, 2022 · US
Aerogel compositions and methods
US-2021309527-A1 · Oct 7, 2021 · US
Method for producing silica sol
US-2020308009-A1 · Oct 1, 2020 · US
Method for producing purified active silicic acid solution and silica sol
US-10550300-B2 · Feb 4, 2020 · US
Method for producing purified active silicic acid solution and silica sol
US-10400147-B2 · Sep 3, 2019 · US
Method for producing purified active silicic acid solution and silica sol
US-2016319173-A1 · Nov 3, 2016 · US