- All sections
- C - Chemistry; metallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 63/181 - Acids containing aromatic rings
Patent holdings for IPC class C08G 63/181
Total number of patents in this class: 441
10-year publication summary
|
35
|
29
|
46
|
54
|
32
|
29
|
38
|
23
|
35
|
9
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Novamont S.p.A. | 354 |
36 |
| Furanix Technologies B.V. | 133 |
26 |
| Eastman Chemical Company | 2239 |
24 |
| E. I. du Pont de Nemours and Company | 4345 |
15 |
| BASF SE | 19740 |
11 |
| Mitsubishi Gas Chemical Company, Inc. | 3188 |
10 |
| SK Chemicals Co., Ltd. | 568 |
10 |
| Toyobo Co., Ltd. | 2286 |
10 |
| SKC Co., Ltd. | 311 |
9 |
| Toray Industries, Inc. | 6652 |
7 |
| Mitsubishi Chemical Corporation | 4313 |
7 |
| LG Chem, Ltd. | 17205 |
6 |
| FUJIFILM Corporation | 27102 |
6 |
| Biome BIOPLASTICS Limited | 17 |
6 |
| Roquette Freres | 1002 |
6 |
| Samsung Fine Chemicals Co., Ltd. | 181 |
6 |
| Sulzer Management AG | 613 |
6 |
| Covestro (Netherlands) B.V. | 312 |
6 |
| SABIC Global Technologies B.V. | 4044 |
5 |
| Stepan Company | 567 |
5 |
| Other owners | 224 |