- All sections
- C - Chemistrymetallurgy
- C08K - Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K 5/5317 - Phosphonic compounds, e.g. R—P(:O)(OR')2
Patent holdings for IPC class C08K 5/5317
Total number of patents in this class: 299
10-year publication summary
|
24
|
19
|
16
|
33
|
26
|
31
|
28
|
12
|
22
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Lanxess Corporation | 267 |
16 |
| Milliken & Company | 1196 |
15 |
| Clariant Plastics & Coatings Ltd | 83 |
15 |
| BASF SE | 20803 |
14 |
| Lanxess Solutions US, Inc. | 107 |
14 |
| Kureha Corporation | 1018 |
9 |
| Nissan Chemical Industries, Ltd. | 1725 |
9 |
| Nippon Sheet Glass Company, Limited | 999 |
8 |
| LG Chem, Ltd. | 17564 |
6 |
| Clariant International Ltd. | 935 |
6 |
| Compagnie Generale des Etablissements Michelin | 4711 |
6 |
| International Business Machines Corporation | 61123 |
5 |
| Dainichiseika Color & Chemicals Mfg. Co., Ltd. | 369 |
5 |
| 3m Innovative Properties Company | 17855 |
4 |
| FRX Polymers, Inc. | 45 |
4 |
| Kao Corporation | 4954 |
3 |
| Henkel AG & Co. KGaA | 10482 |
3 |
| Arkema France | 4015 |
3 |
| Cabot Corporation | 550 |
3 |
| Clariant Finance (BVI) Limited | 393 |
3 |
| Other owners | 148 |