- All sections
- C - Chemistrymetallurgy
- C01B - Non-metallic elementscompounds thereof
- C01B 33/14 - Colloidal silica, e.g. dispersions, gels, sols
Patent holdings for IPC class C01B 33/14
Total number of patents in this class: 277
10-year publication summary
|
21
|
13
|
21
|
14
|
18
|
16
|
15
|
16
|
14
|
17
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 17986 |
9 |
| Nissan Chemical Industries, Ltd. | 1627 |
9 |
| Cabot Corporation | 548 |
7 |
| Nissan Chemical Corporation | 2307 |
7 |
| Massachusetts Institute of Technology | 10322 |
6 |
| JGC Catalysts and Chemicals Ltd. | 262 |
6 |
| Evonik Degussa GmbH | 1343 |
5 |
| Fujimi Incorporated | 836 |
5 |
| Prebona AB | 16 |
5 |
| W.R. Grace & Co.-conn. | 354 |
5 |
| Geo40 Limited | 14 |
5 |
| Agency for Science, Technology and Research | 3785 |
4 |
| Ecolab USA Inc. | 5842 |
4 |
| Enf Technology Co., Ltd. | 59 |
4 |
| Mitsubishi Materials Corporation | 2484 |
4 |
| Ubmaterials Inc. | 26 |
4 |
| Yamaguchi Seiken Kogyo Co., Ltd. | 19 |
4 |
| Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | 6119 |
4 |
| Evonik Operations GmbH | 4443 |
4 |
| BASF SE | 21334 |
3 |
| Other owners | 173 |