- All sections
- C - Chemistry; metallurgy
- 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: 1561
10-year publication summary
|
113
|
118
|
123
|
118
|
112
|
85
|
80
|
70
|
76
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Dow Silicones Corporation | 1797 |
92 |
| Shin-Etsu Chemical Co., Ltd. | 5437 |
78 |
| LG Chem, Ltd. | 17620 |
69 |
| Wacker Chemie AG | 2097 |
49 |
| Dow Corning Corporation | 1021 |
34 |
| 3m Innovative Properties Company | 17968 |
28 |
| Henkel AG & Co. KGaA | 10337 |
24 |
| Nissan Chemical Industries, Ltd. | 1762 |
23 |
| Citibank, N.A., AS Administrative Agent | 276 |
20 |
| Dow Global Technologies LLC | 10139 |
18 |
| Momentive Performance Materials Inc. | 900 |
18 |
| Dow Toray Co., Ltd. | 532 |
18 |
| Sumitomo Chemical Company, Limited | 8966 |
17 |
| Evonik Operations GmbH | 4017 |
17 |
| The Boeing Company | 19900 |
14 |
| Dongjin Semichem Co., Ltd. | 470 |
14 |
| FUJIFILM Corporation | 28467 |
13 |
| JNC Corporation | 1532 |
13 |
| Dow Corning Toray Co., Ltd. | 533 |
12 |
| Samsung Electronics Co., Ltd. | 138320 |
11 |
| Other owners | 979 |