- All sections
- C - Chemistry; metallurgy
- C08L - Compositions of macromolecular compounds
- C08L 57/00 - Compositions of unspecified polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
Patent holdings for IPC class C08L 57/00
Total number of patents in this class: 170
10-year publication summary
|
9
|
3
|
4
|
21
|
13
|
21
|
17
|
14
|
14
|
5
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 27102 |
10 |
| Eastman Chemical Company | 2239 |
7 |
| Bridgestone Corporation | 7067 |
6 |
| Sumitomo Rubber Industries, Ltd. | 4421 |
6 |
| DIC Corporation | 3597 |
4 |
| Mitsubishi Gas Chemical Company, Inc. | 3188 |
4 |
| Suzano Canada Inc. | 32 |
4 |
| Sumitomo Chemical Company, Limited | 8808 |
3 |
| Toray Industries, Inc. | 6652 |
3 |
| Kaneka Corporation | 4445 |
3 |
| Zeon Corporation | 3854 |
3 |
| Nanoxplore Inc. | 43 |
3 |
| ENEOS Corporation | 611 |
3 |
| 3m Innovative Properties Company | 18406 |
2 |
| Konica Minolta Opto, Inc. | 1179 |
2 |
| Nissin Chemical Industry Co., Ltd. | 94 |
2 |
| Kao Corporation | 4843 |
2 |
| ExxonMobil Chemical Patents Inc. | 4286 |
2 |
| Mitsui Chemicals Polyurethanes, Inc. | 27 |
2 |
| Techno Polymer Co., Ltd. | 81 |
2 |
| Other owners | 97 |