- 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: 113
10-year publication summary
|
11
|
9
|
4
|
8
|
3
|
5
|
1
|
3
|
4
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BYK-Chemie GmbH | 449 |
12 |
| Universite Paul Sabatier Toulouse III | 477 |
5 |
| Agency for Science, Technology and Research | 3785 |
4 |
| BYK USA Inc. | 21 |
4 |
| Unilever PLC | 2973 |
3 |
| Unilever N.V. | 2887 |
3 |
| Centre National de La Recherche Scientifique | 11133 |
3 |
| Hindustan Unilever Limited | 979 |
3 |
| Nissan Chemical Corporation | 2307 |
3 |
| Showa Denko K.K. | 2050 |
2 |
| Carmel Olefins Ltd. | 15 |
2 |
| Saudi Arabian Oil Company | 14398 |
2 |
| Technion Research & Development Foundation Ltd. | 1267 |
2 |
| T.G.L. S.P. Industries Ltd. | 3 |
2 |
| Tomoegawa Co., Ltd. | 227 |
2 |
| Trisoplast International B.V. | 9 |
2 |
| Centre National de La Recherche Scientifique (cnrs) | 3001 |
2 |
| Mühl Engineering Systems GmbH | 4 |
2 |
| Nanobiomatters, S. L. | 3 |
2 |
| Cropcision AB | 6 |
2 |
| Other owners | 51 |