- All sections
- C - Chemistry; metallurgy
- 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: 1989
10-year publication summary
|
152
|
139
|
141
|
190
|
172
|
178
|
191
|
192
|
138
|
32
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Dow Silicones Corporation | 1664 |
209 |
| Shin-Etsu Chemical Co., Ltd. | 5132 |
203 |
| Dow Toray Co., Ltd. | 494 |
96 |
| Wacker Chemie AG | 2091 |
77 |
| LG Chem, Ltd. | 17205 |
52 |
| Dow Global Technologies LLC | 10147 |
45 |
| Henkel AG & Co. KGaA | 10129 |
35 |
| Alcon, Inc. | 4899 |
33 |
| 3m Innovative Properties Company | 18406 |
29 |
| Dow Corning Corporation | 1072 |
26 |
| Elkem Silicones France SAS | 141 |
26 |
| Citibank, N.A., AS Administrative Agent | 295 |
25 |
| Dow Corning Toray Co., Ltd. | 562 |
23 |
| Nissan Chemical Industries, Ltd. | 1822 |
23 |
| Momentive Performance Materials Inc. | 861 |
22 |
| Momentive Performance Materials Japan LLC | 158 |
22 |
| Toagosei Co., Ltd. | 894 |
19 |
| Ethicon, Inc. | 1310 |
18 |
| Pallidus, Inc. | 33 |
16 |
| Evonik Operations GmbH | 3879 |
15 |
| Other owners | 975 |