- 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: 439
10-year publication summary
|
24
|
41
|
37
|
51
|
44
|
39
|
38
|
38
|
28
|
12
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 20892 |
23 |
| Dow Global Technologies LLC | 10401 |
19 |
| Sumitomo Rubber Industries, Ltd. | 4522 |
16 |
| LG Chem, Ltd. | 17594 |
13 |
| Lanxess Deutschland GmbH | 1125 |
12 |
| Compagnie Generale des Etablissements Michelin | 4742 |
12 |
| Miyoshi Oil & Fat Co., Ltd. | 99 |
10 |
| 3m Innovative Properties Company | 17858 |
9 |
| FUJIFILM Corporation | 29295 |
9 |
| Bridgestone Corporation | 7248 |
9 |
| The Furukawa Electric Co., Ltd. | 3644 |
8 |
| Continental Reifen Deutschland GmbH | 2451 |
6 |
| Compagnie générale des établissements Michelin SCA | 2565 |
6 |
| Adeka Corporation | 1363 |
6 |
| Arkema Inc. | 1062 |
6 |
| Ticona LLC | 592 |
6 |
| Tokai Optical Co., Ltd. | 129 |
6 |
| Sumitomo Chemical Company, Limited | 9031 |
5 |
| Arkema France | 4051 |
5 |
| Denka Company Limited | 2561 |
5 |
| Other owners | 248 |