C01B 33/1412
By oxidation of silicon in basic medium
Official title: {by oxidation of silicon in basic medium}
C01B33/1412 (By oxidation of silicon in basic medium) appears on 6 US grants and 7 published applications in this corpus.
Search patents in C01B- Granted patents
- 6
- Published applications
- 7
- Assignees
- 3
- Inventors
- 14
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2013 | 0 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 1 | 0 |
| 2020 | 1 | 1 |
| 2021 | 0 | 1 |
| 2022 | 1 | 0 |
| 2023 | 1 | 1 |
| 2024 | 1 | 1 |
| 2025 | 0 | 0 |
| 2026 | 1 | 1 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Aerogel compositions and methods19 May 2026US 12,630,432 B2Aspen Aerogels, Inc.
- Aerogel compositions and methods27 Feb 2024US 11,912,579 B2Aspen Aerogels, Inc.
- Method for producing silica sol26 Sep 2023US 11,767,224 B2Fujimi Incorporated
- Method for producing silica sol6 Dec 2022US 11,518,682 B2Fujimi Incorporated
- Method for producing purified active silicic acid solution and silica sol4 Feb 2020US 10,550,300 B2Nissan Chemical Industries, Ltd.
- Aerogel compositions and methods17 Sep 2026US 2026/0274690 A1Aspen Aerogels, Inc.
- Aerogel compositions and methods14 Mar 2024US 2024/0083757 A1Aspen Aerogels, Inc.
- Method for producing silica sol23 Feb 2023US 2023/0056027 A1Fujimi Incorporated
- Aerogel compositions and methods7 Oct 2021US 2021/0309527 A1Aspen Aerogels, Inc.
- Method for producing silica sol1 Oct 2020US 2020/0308009 A1Fujimi Incorporated
Most cited
By later US patents