- 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: 122
10-year publication summary
|
4
|
11
|
9
|
4
|
8
|
3
|
5
|
1
|
3
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BYK-Chemie GmbH | 444 |
13 |
| Universite Paul Sabatier Toulouse III | 479 |
5 |
| Agency for Science, Technology and Research | 3569 |
4 |
| BYK USA Inc. | 19 |
4 |
| Unilever PLC | 3302 |
3 |
| Unilever N.V. | 3198 |
3 |
| Centre National de La Recherche Scientifique | 10158 |
3 |
| Showa Denko K.K. | 2324 |
3 |
| Hindustan Unilever Limited | 1259 |
3 |
| Nissan Chemical Corporation | 1892 |
3 |
| FUJIFILM Corporation | 28863 |
2 |
| Dow Global Technologies Inc. | 912 |
2 |
| AMCOL International Corporation | 271 |
2 |
| Carmel Olefins Ltd. | 15 |
2 |
| Cryovac, Inc. | 391 |
2 |
| ENI S.p.A. | 1255 |
2 |
| Nanobiomatters, S.L. | 3 |
2 |
| Saudi Arabian Oil Company | 12579 |
2 |
| Technion Research & Development Foundation Ltd. | 1202 |
2 |
| T.G.L. S.P. Industries Ltd. | 3 |
2 |
| Other owners | 58 |