- All sections
- C - Chemistrymetallurgy
- C08K - Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K 5/51 - Phosphorus bound to oxygen
Patent holdings for IPC class C08K 5/51
Total number of patents in this class: 273
10-year publication summary
|
14
|
17
|
13
|
16
|
16
|
8
|
9
|
15
|
14
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 21135 |
15 |
| Sumitomo Chemical Company, Limited | 9052 |
7 |
| LG Chem, Ltd. | 17786 |
6 |
| Kuraray Co., Ltd. | 3567 |
6 |
| SI Group, Inc. | 183 |
6 |
| Toyobo Co., Ltd. | 2504 |
6 |
| Dover Chemical Corporation | 63 |
5 |
| Lubrizol Advanced Materials, Inc. | 946 |
5 |
| Teijin Limited | 1260 |
5 |
| Mitsubishi Chemical Corporation | 4684 |
4 |
| Adeka Corporation | 1369 |
4 |
| Covestro Deutschland AG | 2798 |
4 |
| Mitsubishi Gas Chemical Company, Inc. | 3572 |
4 |
| Rhodia (China) Co., Ltd. | 31 |
4 |
| SABIC Global Technologies B.V. | 4471 |
4 |
| SurModics, Inc. | 321 |
4 |
| Wintech Polymer Ltd. | 93 |
4 |
| Konica Minolta Opto, Inc. | 981 |
3 |
| Idemitsu Kosan Co., Ltd. | 4225 |
3 |
| Cytec Technology Corp. | 267 |
3 |
| Other owners | 171 |