- All sections
- C - Chemistry; metallurgy
- 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: 178
10-year publication summary
15
|
8
|
18
|
16
|
21
|
14
|
7
|
14
|
13
|
3
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Dow Global Technologies LLC | 10147 |
15 |
LG Chem, Ltd. | 17205 |
9 |
Dow Silicones Corporation | 1664 |
8 |
Henkel AG & Co. KGaA | 10129 |
7 |
Huntsman International LLC | 708 |
6 |
Bridgestone Corporation | 7067 |
5 |
Dow Corning Toray Co., Ltd. | 562 |
5 |
The United States of America as represented by the Secretary of the Air Force | 754 |
5 |
Dow Toray Co., Ltd. | 494 |
5 |
SHPP Global Technologies B.V. | 1045 |
5 |
Evonik Degussa GmbH | 1574 |
4 |
Shin-Etsu Chemical Co., Ltd. | 5132 |
4 |
Momentive Performance Materials Inc. | 861 |
4 |
Evonik Operations GmbH | 3879 |
4 |
Samsung Electronics Co., Ltd. | 131630 |
3 |
Idemitsu Kosan Co., Ltd. | 3995 |
3 |
Kaneka Corporation | 4445 |
3 |
Bostik SA | 602 |
3 |
Mitsubishi Engineering-Plastics Corporation | 311 |
3 |
Wacker Chemie AG | 2091 |
3 |
Other owners | 74 |