- All sections
- C - Chemistrymetallurgy
- 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: 713
10-year publication summary
|
46
|
54
|
52
|
73
|
71
|
53
|
38
|
51
|
42
|
22
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 17581 |
27 |
| Lotte Advanced Materials Co., Ltd. | 410 |
22 |
| BASF SE | 20874 |
17 |
| Denka Company Limited | 2545 |
17 |
| Lotte Chemical Corporation | 724 |
17 |
| Dow Global Technologies LLC | 10385 |
16 |
| PolyOne Corporation | 204 |
10 |
| Cheil Industries Inc. | 901 |
8 |
| Panasonic Intellectual Property Management Co., Ltd. | 31084 |
8 |
| FINA Technology, Inc. | 513 |
8 |
| INEOS Styrolution Group GmbH | 343 |
8 |
| Mitsubishi Gas Chemical Company, Inc. | 3452 |
8 |
| Toyobo Co., Ltd. | 2481 |
8 |
| Sumitomo Rubber Industries, Ltd. | 4508 |
7 |
| SABIC Global Technologies B.V. | 4318 |
7 |
| Sabic Innovative Plastics IP B.V. | 681 |
6 |
| Mitsubishi Chemical Corporation | 4488 |
6 |
| Kaneka Corporation | 4496 |
6 |
| The Yokohama Rubber Co., Ltd. | 4024 |
6 |
| DIC Corporation | 3770 |
6 |
| Other owners | 495 |