- 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. | 5651 |
39 |
Dow Toray Co., Ltd. | 567 |
11 |
Toagosei Co., Ltd. | 970 |
10 |
DIC Corporation | 3788 |
9 |
Mitsubishi Chemical Corporation | 4498 |
7 |
Nissan Chemical Industries, Ltd. | 1717 |
6 |
FUJIFILM Corporation | 29350 |
4 |
JXTG Nippon Oil & Energy Corporation | 323 |
4 |
Becton, Dickinson and Company | 7259 |
3 |
Dai Nippon Printing Co., Ltd. | 4081 |
3 |
Toray Industries, Inc. | 6936 |
3 |
Alcon, Inc. | 5418 |
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 | 10847 |
2 |
LG Chem, Ltd. | 17620 |
2 |
Micron Technology, Inc. | 26258 |
2 |
TDK Corporation | 6720 |
2 |
Other owners | 77 |