- All sections
- C - Chemistrymetallurgy
- C09K - Materials for applications not otherwise provided forapplications of materials not otherwise provided for
- C09K 3/32 - Materials not provided for elsewhere for treating liquid pollutants, e.g. oil, gasoline or fat
Patent holdings for IPC class C09K 3/32
Total number of patents in this class: 280
10-year publication summary
|
33
|
25
|
35
|
24
|
21
|
20
|
14
|
12
|
7
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Prevor International | 39 |
9 |
| Global Graphene Group, Inc. | 247 |
5 |
| Hindustan Petroleum Corporation Limited | 208 |
5 |
| UChicago Argonne, LLC | 910 |
5 |
| Centre National de La Recherche Scientifique | 10284 |
4 |
| Imbibitive Technologies Corporation | 11 |
4 |
| King Abdullah University of Science and Technology | 1765 |
4 |
| Nalco Company | 574 |
4 |
| Obschestvo S Ogranichennoj Otvetstvennostyu " NPO Biomikrogeli" | 6 |
4 |
| Agency for Science, Technology and Research | 3579 |
3 |
| Consiglio Nazionale delle Ricerche | 550 |
3 |
| Saudi Arabian Oil Company | 12808 |
3 |
| The Texas a & M University System | 1666 |
3 |
| M Vest Water AS | 13 |
3 |
| Otex AG | 3 |
3 |
| BASF SE | 20728 |
2 |
| Northwestern University | 3353 |
2 |
| B.C. Research Inc. | 2 |
2 |
| Biochar Now, LLC | 22 |
2 |
| Cabot Corporation | 550 |
2 |
| Other owners | 208 |