- All sections
- C - Chemistrymetallurgy
- C01B - Non-metallic elementscompounds thereof
- C01B 25/18 - Phosphoric acid
Patent holdings for IPC class C01B 25/18
Total number of patents in this class: 59
10-year publication summary
|
5
|
2
|
2
|
9
|
3
|
0
|
5
|
3
|
3
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sichuan KO Chang Technology Co., Ltd | 10 |
9 |
| Cytec Industries Inc. | 395 |
4 |
| Wisconsin Alumni Research Foundation | 3923 |
3 |
| Monsanto Technology LLC | 8259 |
2 |
| Evoqua Water Technologies LLC | 926 |
2 |
| Innophos, Inc. | 142 |
2 |
| Hubei Sanxin Phosphoric Acid Co., Ltd. | 2 |
2 |
| Mironova Labs, Inc. | 2 |
2 |
| California Institute of Technology | 4007 |
1 |
| Georgia Tech Research Corporation | 2863 |
1 |
| Albemarle Corporation | 481 |
1 |
| Commonwealth Scientific and Industrial Research Organisation | 1665 |
1 |
| Dowa Holdings Co., Ltd. | 83 |
1 |
| Ecolab USA Inc. | 5659 |
1 |
| Exelixis, Inc. | 397 |
1 |
| Green Future Ltd. | 2 |
1 |
| Healthypharma, LLC | 1 |
1 |
| Kanto Denka Kogyo Co., Ltd. | 143 |
1 |
| Kingenta Ecological Engineering Group Co., Ltd. | 8 |
1 |
| The Mosaic Company | 228 |
1 |
| Other owners | 21 |