- All sections
- C - Chemistrymetallurgy
- C01B - Non-metallic elementscompounds thereof
- C01B 25/163 - Phosphorous acidSalts thereof
Patent holdings for IPC class C01B 25/163
Total number of patents in this class: 39
10-year publication summary
|
4
|
2
|
0
|
6
|
3
|
0
|
5
|
0
|
2
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Clariant Finance (BVI) Limited | 401 |
4 |
| Plant Food Systems, Inc. | 63 |
4 |
| Rotem Amfert Negev Ltd. | 28 |
4 |
| Clariant International Ltd. | 955 |
3 |
| Zhejiang University | 2977 |
2 |
| Taihei Chemical Industrial Co., Ltd. | 3 |
2 |
| Jiangsu Li The New Material Co., Ltd., | 17 |
2 |
| VM Agritech Limited | 13 |
2 |
| Monsanto Technology LLC | 8071 |
1 |
| Mitsui Chemicals, Inc. | 3186 |
1 |
| Akzo Nobel Chemicals International B.V. | 480 |
1 |
| Contemporary Amperex Technology Co., Limited | 5525 |
1 |
| JH Biotech, Inc. | 60 |
1 |
| Miyoshi Oil & Fat Co., Ltd. | 95 |
1 |
| MYCO Sciences Limited | 3 |
1 |
| Orchid Chemicals & Pharmaceuticals Limited | 52 |
1 |
| SABIC Global Technologies B.V. | 4236 |
1 |
| Straitmark Holding AG | 24 |
1 |
| Verdesian Life Sciences U.S., LLC | 192 |
1 |
| Lanxess Solutions US, Inc. | 107 |
1 |
| Other owners | 4 |