- All sections
- C - Chemistrymetallurgy
- C01B - Non-metallic elementscompounds thereof
- C01B 25/235 - ClarificationStabilisation to prevent post-precipitation of dissolved impurities
Patent holdings for IPC class C01B 25/235
Total number of patents in this class: 8
10-year publication summary
|
3
|
1
|
1
|
0
|
0
|
2
|
0
|
0
|
0
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Cytec Industries Inc. | 410 |
3 |
| Huntsman Petrochemical LLC | 310 |
2 |
| Ecolab USA Inc. | 5826 |
1 |
| Nalco Company | 532 |
1 |
| Prayon Technologies | 48 |
1 |
| Other owners | 0 |