- All sections
- C - Chemistrymetallurgy
- C08L - Compositions of macromolecular compounds
- C08L 83/07 - Polysiloxanes containing silicon bound to unsaturated aliphatic groups
Patent holdings for IPC class C08L 83/07
Total number of patents in this class: 1090
10-year publication summary
|
51
|
56
|
71
|
72
|
94
|
85
|
92
|
75
|
84
|
48
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Shin-Etsu Chemical Co., Ltd. | 5615 |
260 |
| Dow Toray Co., Ltd. | 561 |
100 |
| Dow Corning Toray Co., Ltd. | 492 |
84 |
| Momentive Performance Materials Japan LLC | 168 |
51 |
| Dow Silicones Corporation | 1904 |
43 |
| Daicel Corporation | 2335 |
26 |
| Dow Corning Corporation | 971 |
18 |
| Dow Global Technologies LLC | 10385 |
16 |
| Denka Company Limited | 2545 |
16 |
| Fuji Polymer Industries Co., Ltd. | 115 |
16 |
| Sekisui Chemical Co., Ltd. | 3381 |
16 |
| Sekisui Polymatech Co., Ltd. | 208 |
16 |
| FUJIFILM Corporation | 29273 |
13 |
| JNC Corporation | 1551 |
11 |
| Henkel AG & Co. KGaA | 10513 |
10 |
| The Yokohama Rubber Co., Ltd. | 4024 |
10 |
| Shengyi Technology Co., Ltd. | 261 |
10 |
| Toray Industries, Inc. | 6918 |
9 |
| Kaneka Corporation | 4496 |
9 |
| Wacker Chemie AG | 2104 |
9 |
| Other owners | 347 |