- 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: 847
10-year publication summary
|
53
|
36
|
47
|
69
|
66
|
56
|
57
|
52
|
57
|
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. | 5715 |
85 |
| Evonik Operations GmbH | 4178 |
78 |
| Dow Silicones Corporation | 1962 |
59 |
| Momentive Performance Materials Inc. | 913 |
39 |
| Dow Global Technologies LLC | 10459 |
32 |
| Wacker Chemie AG | 2112 |
30 |
| Daikin Industries, Ltd. | 10112 |
29 |
| Dow Toray Co., Ltd. | 572 |
29 |
| Dow Corning Corporation | 956 |
20 |
| Evonik Degussa GmbH | 1482 |
16 |
| Henkel AG & Co. KGaA | 10636 |
16 |
| Dow Corning Toray Co., Ltd. | 482 |
16 |
| BYK-Chemie GmbH | 446 |
14 |
| Evonik Goldschmidt Gmbh | 86 |
12 |
| Citibank, N.A., AS Administrative Agent | 269 |
12 |
| SHPP Global Technologies B.V. | 1086 |
10 |
| 3m Innovative Properties Company | 17762 |
7 |
| BASF SE | 21036 |
7 |
| Idemitsu Kosan Co., Ltd. | 4239 |
7 |
| Kaneka Corporation | 4609 |
7 |
| Other owners | 322 |