- All sections
- C - Chemistry; metallurgy
- C08L - Compositions of macromolecular compounds
- C08L 25/14 - Copolymers of styrene with unsaturated esters
Patent holdings for IPC class C08L 25/14
Total number of patents in this class: 395
10-year publication summary
|
24
|
30
|
36
|
30
|
35
|
42
|
48
|
48
|
22
|
8
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 17205 |
34 |
| INEOS Styrolution Group GmbH | 325 |
23 |
| BASF SE | 19740 |
16 |
| Denka Company Limited | 2189 |
16 |
| Kingfa SCI & Tech Co. Ltd. | 509 |
15 |
| Rohm and Haas Company | 2805 |
9 |
| FUJIFILM Business Innovation Corp. | 7395 |
9 |
| Xerox Corporation | 7503 |
8 |
| Zeon Corporation | 3854 |
8 |
| Lotte Chemical Corporation | 591 |
7 |
| Mitsubishi Gas Chemical Company, Inc. | 3188 |
7 |
| Denki Kagaku Kogyo Kabushiki Kaisha | 680 |
6 |
| Trinseo Europe GmbH | 317 |
6 |
| Lotte Advanced Materials Co., Ltd. | 434 |
6 |
| Dow Global Technologies LLC | 10147 |
5 |
| Mitsubishi Chemical Corporation | 4313 |
4 |
| DIC Corporation | 3597 |
4 |
| Hanwha Chemical Corporation | 325 |
4 |
| Toyobo Co., Ltd. | 2286 |
4 |
| Zhuhai Wango Chemical Co., Ltd | 39 |
4 |
| Other owners | 200 |