- All sections
- C - Chemistrymetallurgy
- C08L - Compositions of macromolecular compounds
- C08L 25/06 - Polystyrene
Patent holdings for IPC class C08L 25/06
Total number of patents in this class: 1150
10-year publication summary
|
76
|
111
|
128
|
115
|
98
|
89
|
71
|
71
|
49
|
34
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 18005 |
47 |
| BASF SE | 21339 |
35 |
| Kingfa SCI & Tech Co. Ltd. | 736 |
24 |
| SHPP Global Technologies B.V. | 1113 |
22 |
| Mitsubishi Chemical Corporation | 4774 |
13 |
| FINA Technology, Inc. | 477 |
13 |
| Centre National de La Recherche Scientifique | 11164 |
12 |
| Asahi Kasei Kabushiki Kaisha | 2876 |
12 |
| Denka Company Limited | 2779 |
12 |
| INEOS Styrolution Group GmbH | 365 |
12 |
| Idemitsu Kosan Co., Ltd. | 4293 |
11 |
| National Research Council of Canada | 1559 |
11 |
| FUJIFILM Corporation | 30866 |
10 |
| Lotte Chemical Corporation | 802 |
9 |
| Lotte Advanced Materials Co., Ltd. | 398 |
9 |
| Xerox Corporation | 4385 |
8 |
| GreenMantra Recycling Technologies Ltd. | 76 |
8 |
| Kuraray Co., Ltd. | 3619 |
8 |
| Total Research & Technology Feluy | 436 |
8 |
| JSR Corporation | 2565 |
7 |
| Other owners | 859 |