- 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: 851
10-year publication summary
|
37
|
52
|
78
|
82
|
60
|
64
|
54
|
61
|
47
|
19
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Shin-Etsu Chemical Co., Ltd. | 5966 |
88 |
| Evonik Operations GmbH | 4261 |
82 |
| Dow Silicones Corporation | 2070 |
59 |
| Momentive Performance Materials Inc. | 889 |
38 |
| Dow Global Technologies LLC | 10812 |
33 |
| Wacker Chemie AG | 2101 |
30 |
| Dow Toray Co., Ltd. | 597 |
30 |
| Daikin Industries, Ltd. | 10401 |
29 |
| Henkel AG & Co. KGaA | 10705 |
17 |
| Evonik Degussa GmbH | 1406 |
16 |
| Dow Corning Corporation | 906 |
15 |
| BYK-Chemie GmbH | 449 |
14 |
| Dow Corning Toray Co., Ltd. | 464 |
13 |
| Evonik Goldschmidt Gmbh | 80 |
12 |
| Citibank, N.A., AS Administrative Agent | 253 |
12 |
| Idemitsu Kosan Co., Ltd. | 4213 |
10 |
| SHPP Global Technologies B.V. | 1093 |
10 |
| Kaneka Corporation | 4640 |
9 |
| 3m Innovative Properties Company | 17507 |
7 |
| BASF SE | 21150 |
7 |
| Other owners | 320 |