- All sections
- C - Chemistrymetallurgy
- C01B - Non-metallic elementscompounds thereof
- C01B 33/44 - Products obtained from layered base-exchange silicates by ion-exchange with organic compounds such as ammonium, phosphonium or sulfonium compounds or by intercalation of organic compounds, e.g. organoclay material
Patent holdings for IPC class C01B 33/44
Total number of patents in this class: 119
10-year publication summary
|
4
|
7
|
8
|
4
|
8
|
3
|
5
|
1
|
3
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BYK-Chemie GmbH | 446 |
12 |
| Universite Paul Sabatier Toulouse III | 475 |
5 |
| Agency for Science, Technology and Research | 3659 |
4 |
| BYK USA Inc. | 19 |
4 |
| Unilever PLC | 3168 |
3 |
| Unilever N.V. | 3078 |
3 |
| Centre National de La Recherche Scientifique | 10576 |
3 |
| Showa Denko K.K. | 2194 |
3 |
| Hindustan Unilever Limited | 1152 |
3 |
| Nissan Chemical Corporation | 2077 |
3 |
| FUJIFILM Corporation | 29702 |
2 |
| Dow Global Technologies Inc. | 801 |
2 |
| AMCOL International Corporation | 264 |
2 |
| Carmel Olefins Ltd. | 15 |
2 |
| ENI S.p.A. | 1274 |
2 |
| Nanobiomatters, S.L. | 3 |
2 |
| Saudi Arabian Oil Company | 13428 |
2 |
| Technion Research & Development Foundation Ltd. | 1228 |
2 |
| T.G.L. S.P. Industries Ltd. | 3 |
2 |
| Tomoegawa Co., Ltd. | 242 |
2 |
| Other owners | 56 |