- 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
|
36
|
47
|
69
|
66
|
56
|
57
|
52
|
57
|
42
|
4
|
| 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. | 5842 |
85 |
| Evonik Operations GmbH | 4198 |
81 |
| Dow Silicones Corporation | 2013 |
59 |
| Momentive Performance Materials Inc. | 885 |
37 |
| Dow Global Technologies LLC | 10696 |
33 |
| Daikin Industries, Ltd. | 10214 |
29 |
| Wacker Chemie AG | 2103 |
29 |
| Dow Toray Co., Ltd. | 584 |
29 |
| Dow Corning Corporation | 934 |
19 |
| Evonik Degussa GmbH | 1437 |
16 |
| Henkel AG & Co. KGaA | 10682 |
16 |
| Dow Corning Toray Co., Ltd. | 475 |
15 |
| BYK-Chemie GmbH | 452 |
14 |
| Evonik Goldschmidt Gmbh | 83 |
12 |
| Citibank, N.A., AS Administrative Agent | 264 |
12 |
| SHPP Global Technologies B.V. | 1088 |
10 |
| Idemitsu Kosan Co., Ltd. | 4232 |
8 |
| Kaneka Corporation | 4629 |
8 |
| 3m Innovative Properties Company | 17614 |
7 |
| BASF SE | 21135 |
7 |
| Other owners | 325 |