- All sections
- C - Chemistrymetallurgy
- C08K - Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K 5/372 - Sulfides
Patent holdings for IPC class C08K 5/372
Total number of patents in this class: 443
10-year publication summary
|
24
|
38
|
36
|
50
|
42
|
38
|
36
|
38
|
28
|
14
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 21017 |
22 |
| Dow Global Technologies LLC | 10437 |
19 |
| Sumitomo Rubber Industries, Ltd. | 4674 |
16 |
| LG Chem, Ltd. | 17676 |
13 |
| Lanxess Deutschland GmbH | 1110 |
12 |
| Compagnie Generale des Etablissements Michelin | 4766 |
12 |
| Miyoshi Oil & Fat Co., Ltd. | 100 |
10 |
| 3m Innovative Properties Company | 17771 |
9 |
| FUJIFILM Corporation | 29696 |
9 |
| Bridgestone Corporation | 7225 |
9 |
| The Furukawa Electric Co., Ltd. | 3704 |
8 |
| Continental Reifen Deutschland GmbH | 2459 |
6 |
| Compagnie générale des établissements Michelin SCA | 2583 |
6 |
| Adeka Corporation | 1365 |
6 |
| Arkema Inc. | 1069 |
6 |
| Ticona LLC | 598 |
6 |
| Tokai Optical Co., Ltd. | 129 |
6 |
| Sumitomo Chemical Company, Limited | 9079 |
5 |
| Arkema France | 4168 |
5 |
| Denka Company Limited | 2629 |
5 |
| Other owners | 253 |