- All sections
- C - Chemistrymetallurgy
- C08K - Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K 3/32 - Phosphorus-containing compounds
Patent holdings for IPC class C08K 3/32
Total number of patents in this class: 1769
10-year publication summary
|
117
|
135
|
154
|
156
|
137
|
157
|
119
|
136
|
102
|
56
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 21165 |
61 |
| Kingfa SCI & Tech Co. Ltd. | 680 |
34 |
| Mitsubishi Chemical Corporation | 4665 |
27 |
| Adeka Corporation | 1372 |
25 |
| Arkema France | 4189 |
24 |
| LG Chem, Ltd. | 17883 |
23 |
| Dow Global Technologies LLC | 10845 |
23 |
| SABIC Global Technologies B.V. | 4512 |
23 |
| Chemische Fabrik Budenheim KG | 211 |
22 |
| Kuraray Co., Ltd. | 3581 |
20 |
| SHPP Global Technologies B.V. | 1093 |
20 |
| Sekisui Chemical Co., Ltd. | 3579 |
19 |
| Clariant International Ltd. | 889 |
18 |
| Toray Industries, Inc. | 7067 |
17 |
| Lotte Chemical Corporation | 773 |
17 |
| 3m Innovative Properties Company | 17491 |
16 |
| Covestro Deutschland AG | 2808 |
16 |
| Akzo Nobel Coatings International B.V. | 2034 |
14 |
| Italmatch Chemicals SpA | 108 |
14 |
| Clariant Plastics & Coatings Ltd | 83 |
13 |
| Other owners | 1323 |