- All sections
- C - Chemistry; metallurgy
- 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: 159
10-year publication summary
|
13
|
9
|
10
|
14
|
15
|
19
|
13
|
12
|
11
|
4
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Dow Silicones Corporation | 1664 |
16 |
| Dow Global Technologies LLC | 10147 |
11 |
| Wacker Chemie AG | 2091 |
11 |
| Evonik Operations GmbH | 3879 |
5 |
| The Procter & Gamble Company | 22178 |
4 |
| LG Chem, Ltd. | 17205 |
4 |
| Momentive Performance Materials Inc. | 861 |
4 |
| SABIC Global Technologies B.V. | 4044 |
4 |
| Mitsubishi Chemical Corporation | 4313 |
3 |
| 3m Innovative Properties Company | 18406 |
2 |
| Xerox Corporation | 7503 |
2 |
| NEC Corporation | 32703 |
2 |
| Shin-Etsu Chemical Co., Ltd. | 5132 |
2 |
| Sabic Innovative Plastics IP B.V. | 683 |
2 |
| PPG Industries Ohio, Inc. | 3430 |
2 |
| Dow Corning Corporation | 1072 |
2 |
| Akzo Nobel Coatings International B.V. | 2185 |
2 |
| BYK-Chemie GmbH | 437 |
2 |
| Jiangsu Hengli; Chemical Fibre Co., Ltd. | 96 |
2 |
| Lubrizol Advanced Materials, Inc. | 949 |
2 |
| Other owners | 75 |