- 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: 272
10-year publication summary
|
19
|
14
|
18
|
13
|
17
|
18
|
8
|
10
|
14
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 20421 |
14 |
| LG Chem, Ltd. | 17643 |
6 |
| Kuraray Co., Ltd. | 3469 |
6 |
| Teijin Limited | 1233 |
6 |
| Sumitomo Chemical Company, Limited | 8987 |
5 |
| Lubrizol Advanced Materials, Inc. | 940 |
5 |
| SI Group, Inc. | 180 |
5 |
| Mitsubishi Chemical Corporation | 4453 |
4 |
| Adeka Corporation | 1341 |
4 |
| Covestro Deutschland AG | 2696 |
4 |
| Dover Chemical Corporation | 56 |
4 |
| Mitsubishi Gas Chemical Company, Inc. | 3349 |
4 |
| Rhodia (China) Co., Ltd. | 31 |
4 |
| SABIC Global Technologies B.V. | 4215 |
4 |
| SurModics, Inc. | 347 |
4 |
| Wintech Polymer Ltd. | 95 |
4 |
| Konica Minolta Opto, Inc. | 1131 |
3 |
| Idemitsu Kosan Co., Ltd. | 4109 |
3 |
| Cytec Technology Corp. | 319 |
3 |
| Ethox Chemicals, LLC | 97 |
3 |
| Other owners | 177 |