- All sections
- C - Chemistry; metallurgy
- C08L - Compositions of macromolecular compounds
- C08L 25/12 - Copolymers of styrene with unsaturated nitriles
Patent holdings for IPC class C08L 25/12
Total number of patents in this class: 882
10-year publication summary
|
56
|
61
|
71
|
77
|
97
|
72
|
95
|
98
|
58
|
29
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 17205 |
224 |
| INEOS Styrolution Group GmbH | 325 |
127 |
| Lotte Advanced Materials Co., Ltd. | 434 |
58 |
| Lotte Chemical Corporation | 591 |
52 |
| BASF SE | 19740 |
32 |
| Techno-UMG Co., Ltd. | 169 |
26 |
| Kingfa SCI & Tech Co. Ltd. | 509 |
20 |
| Denka Company Limited | 2189 |
18 |
| Toray Industries, Inc. | 6652 |
16 |
| Nippon a & L Inc. | 83 |
16 |
| Cheil Industries Inc. | 944 |
14 |
| SABIC Global Technologies B.V. | 4044 |
13 |
| Kaneka Corporation | 4445 |
12 |
| Dow Global Technologies LLC | 10147 |
10 |
| Rohm and Haas Company | 2805 |
9 |
| SHPP Global Technologies B.V. | 1045 |
9 |
| Denki Kagaku Kogyo Kabushiki Kaisha | 680 |
8 |
| Guangdong Kingfa Technology Co., Ltd. | 21 |
8 |
| Sichuan Kingfa Technology Development Co., Ltd. | 10 |
8 |
| Tianjin Kingfa Material Co,.LTD. | 10 |
8 |
| Other owners | 194 |