- All sections
- C - Chemistrymetallurgy
- C08K - Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K 5/549 - Silicon-containing compounds containing silicon in a ring
Patent holdings for IPC class C08K 5/549
Total number of patents in this class: 186
10-year publication summary
|
8
|
18
|
16
|
21
|
14
|
7
|
14
|
14
|
11
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Dow Global Technologies LLC | 10156 |
16 |
| LG Chem, Ltd. | 17639 |
11 |
| Dow Silicones Corporation | 1808 |
8 |
| Shin-Etsu Chemical Co., Ltd. | 5446 |
7 |
| Henkel AG & Co. KGaA | 10351 |
7 |
| Huntsman International LLC | 710 |
6 |
| Dow Corning Toray Co., Ltd. | 531 |
5 |
| The United States of America as represented by the Secretary of the Air Force | 806 |
5 |
| Dow Toray Co., Ltd. | 534 |
5 |
| SHPP Global Technologies B.V. | 1059 |
5 |
| Evonik Degussa GmbH | 1557 |
4 |
| Bridgestone Corporation | 7147 |
4 |
| Momentive Performance Materials Inc. | 900 |
4 |
| Evonik Operations GmbH | 4021 |
4 |
| Samsung Electronics Co., Ltd. | 139001 |
3 |
| Idemitsu Kosan Co., Ltd. | 4103 |
3 |
| Kaneka Corporation | 4498 |
3 |
| Bostik SA | 633 |
3 |
| Mitsubishi Engineering-Plastics Corporation | 309 |
3 |
| Nitrochemie Aschau GmbH | 46 |
3 |
| Other owners | 77 |