- All sections
- C - Chemistrymetallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 77/46 - Block- or graft-polymers containing polysiloxane sequences containing polyether sequences
Patent holdings for IPC class C08G 77/46
Total number of patents in this class: 820
10-year publication summary
|
55
|
37
|
52
|
77
|
82
|
59
|
61
|
50
|
57
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Shin-Etsu Chemical Co., Ltd. | 5455 |
78 |
| Evonik Operations GmbH | 4027 |
73 |
| Dow Silicones Corporation | 1810 |
55 |
| Momentive Performance Materials Inc. | 906 |
37 |
| Wacker Chemie AG | 2107 |
30 |
| Daikin Industries, Ltd. | 9851 |
29 |
| Dow Global Technologies LLC | 10167 |
29 |
| Dow Toray Co., Ltd. | 534 |
26 |
| Dow Corning Corporation | 1018 |
23 |
| Evonik Degussa GmbH | 1555 |
18 |
| Dow Corning Toray Co., Ltd. | 530 |
17 |
| Henkel AG & Co. KGaA | 10357 |
15 |
| BYK-Chemie GmbH | 443 |
14 |
| Evonik Goldschmidt Gmbh | 90 |
12 |
| Citibank, N.A., AS Administrative Agent | 276 |
12 |
| SHPP Global Technologies B.V. | 1056 |
9 |
| 3m Innovative Properties Company | 17969 |
7 |
| BASF SE | 20421 |
7 |
| Kaneka Corporation | 4495 |
7 |
| Momentive Performance Materials GmbH | 125 |
7 |
| Other owners | 315 |