- All sections
- C - Chemistrymetallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 77/20 - Polysiloxanes containing silicon bound to unsaturated aliphatic groups
Patent holdings for IPC class C08G 77/20
Total number of patents in this class: 2248
10-year publication summary
|
137
|
185
|
170
|
179
|
196
|
199
|
148
|
125
|
127
|
37
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Dow Silicones Corporation | 2036 |
260 |
| Shin-Etsu Chemical Co., Ltd. | 5911 |
224 |
| Dow Toray Co., Ltd. | 596 |
114 |
| Wacker Chemie AG | 2104 |
84 |
| Dow Global Technologies LLC | 10765 |
59 |
| LG Chem, Ltd. | 17810 |
56 |
| Alcon, Inc. | 5675 |
38 |
| Henkel AG & Co. KGaA | 10714 |
37 |
| Elkem Silicones France SAS | 168 |
36 |
| Momentive Performance Materials Inc. | 894 |
31 |
| 3m Innovative Properties Company | 17546 |
30 |
| Citibank, N.A., AS Administrative Agent | 259 |
24 |
| Momentive Performance Materials Japan LLC | 162 |
24 |
| Nissan Chemical Industries, Ltd. | 1669 |
23 |
| Toagosei Co., Ltd. | 987 |
21 |
| Dow Corning Corporation | 915 |
20 |
| Pallidus, Inc. | 36 |
20 |
| Ethicon, Inc. | 1141 |
18 |
| Toray Industries, Inc. | 7033 |
17 |
| Evonik Operations GmbH | 4226 |
16 |
| Other owners | 1096 |