- 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: 1096
10-year publication summary
|
51
|
56
|
71
|
72
|
94
|
85
|
92
|
75
|
84
|
54
|
| 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. | 5651 |
262 |
| Dow Toray Co., Ltd. | 567 |
102 |
| Dow Corning Toray Co., Ltd. | 490 |
84 |
| Momentive Performance Materials Japan LLC | 169 |
51 |
| Dow Silicones Corporation | 1921 |
43 |
| Daicel Corporation | 2338 |
26 |
| Dow Corning Corporation | 966 |
18 |
| Dow Global Technologies LLC | 10352 |
16 |
| Denka Company Limited | 2566 |
16 |
| Fuji Polymer Industries Co., Ltd. | 117 |
16 |
| Sekisui Chemical Co., Ltd. | 3386 |
16 |
| Sekisui Polymatech Co., Ltd. | 208 |
16 |
| FUJIFILM Corporation | 29350 |
13 |
| JNC Corporation | 1552 |
11 |
| Henkel AG & Co. KGaA | 10567 |
10 |
| The Yokohama Rubber Co., Ltd. | 4034 |
10 |
| Shengyi Technology Co., Ltd. | 262 |
10 |
| Toray Industries, Inc. | 6936 |
9 |
| Kaneka Corporation | 4519 |
9 |
| Wacker Chemie AG | 2107 |
9 |
| Other owners | 349 |