- All sections
- C - Chemistrymetallurgy
- C08K - Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K 5/378 - Sulfides containing heterocyclic rings
Patent holdings for IPC class C08K 5/378
Total number of patents in this class: 134
10-year publication summary
|
10
|
10
|
17
|
15
|
10
|
8
|
10
|
8
|
11
|
10
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 21137 |
8 |
| Sumitomo Chemical Company, Limited | 9105 |
6 |
| Dow Global Technologies LLC | 10582 |
5 |
| Bridgestone Sports Co., Ltd. | 524 |
5 |
| Compagnie Generale des Etablissements Michelin | 4803 |
5 |
| The Boeing Company | 20052 |
4 |
| FUJIFILM Corporation | 29843 |
4 |
| Bridgestone Corporation | 7212 |
4 |
| 3m Innovative Properties Company | 17717 |
3 |
| Chevron Phillips Chemical Company LP | 1855 |
3 |
| Denka Company Limited | 2659 |
3 |
| Miyoshi Oil & Fat Co., Ltd. | 103 |
3 |
| Panasonic Intellectual Property Management Co., Ltd. | 32551 |
2 |
| Massachusetts Institute of Technology | 10161 |
2 |
| Rohm and Haas Company | 2938 |
2 |
| Sumitomo Rubber Industries, Ltd. | 4693 |
2 |
| Arch Chemicals, Inc. | 96 |
2 |
| Nexans | 621 |
2 |
| Shikoku Chemicals Corporation | 96 |
2 |
| Weifang Yaxing Chemical Co., Ltd. | 21 |
2 |
| Other owners | 65 |