- All sections
- C - Chemistry; metallurgy
- C08L - Compositions of macromolecular compounds
- C08L 25/08 - Copolymers of styrene
Patent holdings for IPC class C08L 25/08
Total number of patents in this class: 669
10-year publication summary
|
40
|
46
|
54
|
52
|
73
|
71
|
51
|
38
|
45
|
11
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 17205 |
25 |
| Lotte Advanced Materials Co., Ltd. | 434 |
23 |
| BASF SE | 19740 |
17 |
| Dow Global Technologies LLC | 10147 |
17 |
| Lotte Chemical Corporation | 591 |
15 |
| PolyOne Corporation | 221 |
10 |
| Denka Company Limited | 2189 |
9 |
| Cheil Industries Inc. | 944 |
8 |
| FINA Technology, Inc. | 571 |
8 |
| INEOS Styrolution Group GmbH | 325 |
8 |
| Toyobo Co., Ltd. | 2286 |
8 |
| Panasonic Intellectual Property Management Co., Ltd. | 27812 |
7 |
| Sumitomo Rubber Industries, Ltd. | 4421 |
7 |
| Kaneka Corporation | 4445 |
7 |
| Mitsubishi Gas Chemical Company, Inc. | 3188 |
7 |
| Sabic Innovative Plastics IP B.V. | 683 |
6 |
| DIC Corporation | 3597 |
6 |
| Ecolab USA Inc. | 5190 |
6 |
| SABIC Global Technologies B.V. | 4044 |
6 |
| Zeon Corporation | 3854 |
6 |
| Other owners | 463 |