- All sections
- C - Chemistry; metallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 63/02 - Polyesters derived from hydroxy carboxylic acids or from polycarboxylic acids and polyhydroxy compounds
Patent holdings for IPC class C08G 63/02
Total number of patents in this class: 868
10-year publication summary
|
76
|
80
|
65
|
41
|
10
|
13
|
18
|
22
|
22
|
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 |
31 |
| SHPP Global Technologies B.V. | 1045 |
31 |
| ALPEK POLYESTER, S.A. de C.V. | 167 |
27 |
| Mitsubishi Chemical Corporation | 4313 |
22 |
| Mitsubishi Gas Chemical Company, Inc. | 3188 |
21 |
| Mitsubishi Rayon Co., Ltd. | 1003 |
18 |
| LG Chem, Ltd. | 17205 |
16 |
| Covestro Deutschland AG | 2429 |
16 |
| Idemitsu Kosan Co., Ltd. | 3995 |
14 |
| Sumitomo Chemical Company, Limited | 8808 |
13 |
| Saudi Aramco Technologies Company | 107 |
12 |
| BASF SE | 19740 |
9 |
| Toray Industries, Inc. | 6652 |
9 |
| SK Chemicals Co., Ltd. | 568 |
9 |
| Lotte Advanced Materials Co., Ltd. | 434 |
9 |
| Xerox Corporation | 7503 |
8 |
| Dow Global Technologies LLC | 10147 |
8 |
| Teijin Limited | 1216 |
8 |
| Asahi Kasei Kabushiki Kaisha | 2429 |
7 |
| DIC Corporation | 3597 |
7 |
| Other owners | 573 |