- 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: 1601
10-year publication summary
|
113
|
118
|
123
|
118
|
112
|
85
|
82
|
71
|
78
|
55
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Dow Silicones Corporation | 1921 |
102 |
| Shin-Etsu Chemical Co., Ltd. | 5658 |
79 |
| LG Chem, Ltd. | 17632 |
65 |
| Wacker Chemie AG | 2106 |
50 |
| Dow Corning Corporation | 965 |
32 |
| 3m Innovative Properties Company | 17833 |
28 |
| Henkel AG & Co. KGaA | 10572 |
28 |
| Dow Global Technologies LLC | 10363 |
23 |
| Nissan Chemical Industries, Ltd. | 1717 |
23 |
| Citibank, N.A., AS Administrative Agent | 270 |
20 |
| Dow Toray Co., Ltd. | 567 |
20 |
| Momentive Performance Materials Inc. | 917 |
19 |
| Sumitomo Chemical Company, Limited | 9046 |
17 |
| Evonik Operations GmbH | 4105 |
16 |
| The Boeing Company | 20043 |
14 |
| Dongjin Semichem Co., Ltd. | 486 |
14 |
| FUJIFILM Corporation | 29367 |
13 |
| Merck Patent GmbH | 5831 |
12 |
| JSR Corporation | 2517 |
12 |
| JNC Corporation | 1556 |
12 |
| Other owners | 1002 |