- All sections
- C - Chemistrymetallurgy
- C08F - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C08F 299/08 - Macromolecular compounds obtained by interreacting polymers involving only carbon-to-carbon unsaturated bond reactions, in the absence of non-macromolecular monomers from unsaturated polycondensates from polysiloxanes
Patent holdings for IPC class C08F 299/08
Total number of patents in this class: 199
10-year publication summary
|
11
|
12
|
21
|
19
|
18
|
13
|
9
|
11
|
12
|
13
|
| 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. | 5658 |
39 |
| Dow Toray Co., Ltd. | 567 |
11 |
| Toagosei Co., Ltd. | 970 |
10 |
| DIC Corporation | 3794 |
9 |
| Mitsubishi Chemical Corporation | 4507 |
7 |
| Nissan Chemical Industries, Ltd. | 1717 |
6 |
| FUJIFILM Corporation | 29367 |
4 |
| JXTG Nippon Oil & Energy Corporation | 323 |
4 |
| Becton, Dickinson and Company | 7264 |
3 |
| Dai Nippon Printing Co., Ltd. | 4082 |
3 |
| Toray Industries, Inc. | 6936 |
3 |
| Alcon, Inc. | 5425 |
3 |
| Asahi Kasei E-materials Corporation | 204 |
3 |
| Dow Corning Toray Co., Ltd. | 490 |
3 |
| Kansai Paint Co., Ltd. | 664 |
3 |
| Elkem Silicones France SAS | 164 |
3 |
| Novartis AG | 10849 |
2 |
| LG Chem, Ltd. | 17632 |
2 |
| Micron Technology, Inc. | 26262 |
2 |
| TDK Corporation | 6738 |
2 |
| Other owners | 77 |