- All sections
- C - Chemistrymetallurgy
- C01B - Non-metallic elementscompounds thereof
- C01B 25/234 - PurificationStabilisationConcentration
Patent holdings for IPC class C01B 25/234
Total number of patents in this class: 70
10-year publication summary
|
5
|
4
|
1
|
2
|
6
|
10
|
2
|
5
|
2
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Yara International ASA | 855 |
8 |
| CJ Cheiljedang Corporation | 3421 |
4 |
| Evoqua Water Technologies LLC | 918 |
4 |
| OCP S.A. | 78 |
3 |
| Prayon Technologies | 45 |
3 |
| Ecolab USA Inc. | 5480 |
2 |
| FPInnovations | 244 |
2 |
| Guangdong Brunp Recycling Technology Co., Ltd | 1243 |
2 |
| Hunan Brunp Recycling Technology Co., Ltd. | 1212 |
2 |
| REMONDIS Aqua GmbH & Co. KG | 19 |
2 |
| LXP Group GmbH | 7 |
2 |
| Université Mohammed VI Polytechnique | 41 |
2 |
| Samsung Electronics Co., Ltd. | 146092 |
1 |
| Samsung Display Co., Ltd. | 34696 |
1 |
| Asher Vitner Ltd. | 6 |
1 |
| Atotech Deutschland GmbH | 556 |
1 |
| Babcock Noell GmbH | 19 |
1 |
| Bateman Advanced Technologies Ltd. | 3 |
1 |
| Easymining Sweden AB | 63 |
1 |
| Ecophos | 8 |
1 |
| Other owners | 26 |