- All sections
- C - Chemistrymetallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 77/04 - Polysiloxanes
Patent holdings for IPC class C08G 77/04
Total number of patents in this class: 1642
10-year publication summary
|
115
|
118
|
117
|
107
|
84
|
80
|
73
|
79
|
89
|
30
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Dow Silicones Corporation | 2056 |
110 |
| Shin-Etsu Chemical Co., Ltd. | 5948 |
78 |
| LG Chem, Ltd. | 17822 |
65 |
| Wacker Chemie AG | 2102 |
50 |
| Dow Corning Corporation | 905 |
32 |
| 3m Innovative Properties Company | 17512 |
29 |
| Henkel AG & Co. KGaA | 10715 |
28 |
| Dow Global Technologies LLC | 10770 |
27 |
| Dow Toray Co., Ltd. | 598 |
24 |
| Nissan Chemical Industries, Ltd. | 1666 |
23 |
| Momentive Performance Materials Inc. | 889 |
20 |
| Citibank, N.A., AS Administrative Agent | 254 |
19 |
| FUJIFILM Corporation | 30244 |
18 |
| Evonik Operations GmbH | 4239 |
18 |
| Sumitomo Chemical Company, Limited | 9045 |
17 |
| The Boeing Company | 20097 |
14 |
| Dongjin Semichem Co., Ltd. | 492 |
14 |
| Lintec Corporation | 2004 |
14 |
| Samsung SDI Co., Ltd. | 9851 |
13 |
| JSR Corporation | 2534 |
13 |
| Other owners | 1016 |