- 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: 1583
10-year publication summary
|
113
|
118
|
123
|
118
|
112
|
85
|
80
|
70
|
78
|
37
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Dow Silicones Corporation | 1885 |
98 |
| Shin-Etsu Chemical Co., Ltd. | 5587 |
79 |
| LG Chem, Ltd. | 17549 |
65 |
| Wacker Chemie AG | 2100 |
49 |
| Dow Corning Corporation | 975 |
32 |
| 3m Innovative Properties Company | 17842 |
28 |
| Henkel AG & Co. KGaA | 10442 |
26 |
| Nissan Chemical Industries, Ltd. | 1729 |
23 |
| Citibank, N.A., AS Administrative Agent | 272 |
20 |
| Momentive Performance Materials Inc. | 921 |
20 |
| Dow Toray Co., Ltd. | 551 |
20 |
| Dow Global Technologies LLC | 10341 |
19 |
| Sumitomo Chemical Company, Limited | 9002 |
17 |
| Evonik Operations GmbH | 4040 |
16 |
| The Boeing Company | 19994 |
14 |
| Dongjin Semichem Co., Ltd. | 475 |
14 |
| FUJIFILM Corporation | 29208 |
13 |
| Merck Patent GmbH | 5840 |
12 |
| JNC Corporation | 1545 |
12 |
| Samsung Electronics Co., Ltd. | 143812 |
11 |
| Other owners | 995 |