- 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: 849
10-year publication summary
|
55
|
37
|
52
|
78
|
81
|
60
|
62
|
51
|
58
|
35
|
| 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. | 5663 |
85 |
| Evonik Operations GmbH | 4117 |
76 |
| Dow Silicones Corporation | 1936 |
59 |
| Momentive Performance Materials Inc. | 915 |
38 |
| Dow Global Technologies LLC | 10349 |
32 |
| Wacker Chemie AG | 2109 |
31 |
| Daikin Industries, Ltd. | 10016 |
29 |
| Dow Toray Co., Ltd. | 569 |
29 |
| Dow Corning Corporation | 963 |
21 |
| Evonik Degussa GmbH | 1525 |
18 |
| Henkel AG & Co. KGaA | 10584 |
16 |
| Dow Corning Toray Co., Ltd. | 489 |
16 |
| BYK-Chemie GmbH | 443 |
14 |
| Evonik Goldschmidt Gmbh | 88 |
12 |
| Citibank, N.A., AS Administrative Agent | 270 |
12 |
| SHPP Global Technologies B.V. | 1090 |
10 |
| 3m Innovative Properties Company | 17819 |
7 |
| BASF SE | 20915 |
7 |
| Kaneka Corporation | 4529 |
7 |
| Sabic Innovative Plastics IP B.V. | 681 |
6 |
| Other owners | 324 |