Process for producing porous spherical silica gel particles
US-2025214847-A1 · Jul 3, 2025 · US
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by acidification of silicate in the presence of an inert organic phase
by acidification of silicate in the presence of an inert organic phase · 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 | C01B33/166 |
| Official title | {by acidification of silicate in the presence of an inert organic phase} |
| Display label | by acidification of silicate in the presence of an inert organic phase |
| 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 |
|---|---|
| 2015 | 1 |
| 2016 | 1 |
| 2017 | 1 |
| 2018 | 1 |
| 2019 | 2 |
| 2020 | 1 |
| 2021 | 1 |
| 2022 | 1 |
| 2024 | 1 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method for producing an aerogel material
US-12060278-B2 · Aug 13, 2024 · US
Silica materials and methods of making thereof
US-11512002-B2 · Nov 29, 2022 · US
Method for producing an aerogel material
US-2021039954-A1 · Feb 11, 2021 · US
Economically viable process for producing organically modified lyo- or aerogels
US-10766779-B2 · Sep 8, 2020 · US
Silica Materials and Methods of Making Thereof
US-2019322535-A1 · Oct 24, 2019 · US
Insulating material and device using insulating material
US-2019145571-A1 · May 16, 2019 · US
Economically viable process for producing organically modified lyo- or aerogels
US-2018105429-A1 · Apr 19, 2018 · US
Method for preparing hydrophobic silica aerogel
US-9834446-B2 · Dec 5, 2017 · US
Method for preparing hydrophobic silica aerogel
US-2016280557-A1 · Sep 29, 2016 · US
Metal oxide or semimetal oxide spherical beads, a process for making, and a process for using
US-8986642-B2 · Mar 24, 2015 · US