- All sections
- C - Chemistry; metallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 63/127 - Acids containing aromatic rings
Patent holdings for IPC class C08G 63/127
Total number of patents in this class: 136
10-year publication summary
|
10
|
7
|
14
|
11
|
6
|
19
|
9
|
3
|
8
|
6
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Eastman Chemical Company | 2239 |
8 |
| FUJIFILM Corporation | 27102 |
6 |
| Covestro (Netherlands) B.V. | 312 |
6 |
| DIC Corporation | 3597 |
5 |
| SK Chemicals Co., Ltd. | 568 |
5 |
| Nitto Denko Corporation | 7879 |
4 |
| PPG Industries Ohio, Inc. | 3430 |
4 |
| Mitsubishi Chemical Corporation | 4313 |
4 |
| Toyobo Co., Ltd. | 2286 |
4 |
| Toray Industries, Inc. | 6652 |
3 |
| Kolon Industries, Inc. | 1506 |
3 |
| National Tsing Hua University | 1091 |
3 |
| Perstorp AB | 126 |
3 |
| SK Microworks Co., Ltd. | 151 |
3 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
2 |
| Chang Chun Plastics Co., Ltd. | 85 |
2 |
| DuPont Teijin Films U.S. Limited Partnership | 143 |
2 |
| Furanix Technologies B.V. | 133 |
2 |
| Niagara Bottling, LLC | 240 |
2 |
| SHPP Global Technologies B.V. | 1045 |
2 |
| Other owners | 63 |