- All sections
- C - Chemistry; metallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 73/16 - Polyester-imides
Patent holdings for IPC class C08G 73/16
Total number of patents in this class: 149
10-year publication summary
|
13
|
8
|
9
|
16
|
11
|
21
|
11
|
10
|
10
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| DuPont Teijin Films U.S. Limited Partnership | 114 |
12 |
| Honshu Chemical Industry Co., Ltd. | 156 |
10 |
| PPG Industries Ohio, Inc. | 3449 |
6 |
| Sumitomo Bakelite Co., Ltd. | 1469 |
6 |
| Samsung Display Co., Ltd. | 32798 |
5 |
| LG Chem, Ltd. | 17639 |
5 |
| Huntsman International LLC | 710 |
5 |
| Samsung Electronics Co., Ltd. | 139001 |
4 |
| Mitsubishi Gas Chemical Company, Inc. | 3343 |
4 |
| Industrial Technology Research Institute | 4959 |
3 |
| Sumitomo Chemical Company, Limited | 8988 |
3 |
| ELANTAS GmbH | 69 |
3 |
| Toyobo Co., Ltd. | 2423 |
3 |
| Wingo Technology Co., Ltd. | 12 |
3 |
| ExxonMobil Research And Engineering Company | 2659 |
2 |
| Hitachi Metals, Ltd. | 2021 |
2 |
| FUJIFILM Corporation | 28805 |
2 |
| DSM IP Assets B.V. | 5802 |
2 |
| Kaneka Corporation | 4498 |
2 |
| Allotropica Technologies Inc. | 6 |
2 |
| Other owners | 65 |