- All sections
- C - Chemistrymetallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 77/445 - Block- or graft-polymers containing polysiloxane sequences containing polyester sequences
Patent holdings for IPC class C08G 77/445
Total number of patents in this class: 165
10-year publication summary
|
9
|
9
|
14
|
14
|
15
|
12
|
11
|
11
|
9
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Dow Silicones Corporation | 1962 |
18 |
| Dow Global Technologies LLC | 10459 |
12 |
| Wacker Chemie AG | 2112 |
11 |
| Evonik Operations GmbH | 4178 |
5 |
| The Procter & Gamble Company | 21996 |
4 |
| LG Chem, Ltd. | 17680 |
4 |
| Momentive Performance Materials Inc. | 913 |
4 |
| SABIC Global Technologies B.V. | 4375 |
4 |
| Mitsubishi Chemical Corporation | 4585 |
3 |
| Jiangsu Hengli; Chemical Fibre Co., Ltd. | 115 |
3 |
| 3m Innovative Properties Company | 17762 |
2 |
| Xerox Corporation | 6982 |
2 |
| NEC Corporation | 36129 |
2 |
| Shin-Etsu Chemical Co., Ltd. | 5715 |
2 |
| Sabic Innovative Plastics IP B.V. | 681 |
2 |
| PPG Industries Ohio, Inc. | 3435 |
2 |
| Dow Corning Corporation | 956 |
2 |
| Akzo Nobel Coatings International B.V. | 2061 |
2 |
| BYK-Chemie GmbH | 446 |
2 |
| Lubrizol Advanced Materials, Inc. | 953 |
2 |
| Other owners | 77 |