- All sections
- C - Chemistrymetallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 63/60 - Polyesters derived from hydroxy carboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from the reaction of a mixture of hydroxy carboxylic acids, polycarboxylic acids and polyhydroxy compounds
Patent holdings for IPC class C08G 63/60
Total number of patents in this class: 519
10-year publication summary
|
18
|
25
|
30
|
34
|
30
|
40
|
47
|
43
|
40
|
25
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sumitomo Chemical Company, Limited | 9047 |
59 |
| Ticona LLC | 597 |
26 |
| Toray Industries, Inc. | 6978 |
23 |
| Polyplastics Co., Ltd. | 606 |
22 |
| SK Chemicals Co., Ltd. | 616 |
20 |
| Kingfa SCI & Tech Co. Ltd. | 646 |
15 |
| Eneos Materials Corporation | 271 |
14 |
| ENEOS Corporation | 618 |
13 |
| Solvay Specialty Polymers USA, LLC | 595 |
11 |
| BASF SE | 20991 |
10 |
| Kuraray Co., Ltd. | 3516 |
9 |
| JXTG Nippon Oil & Energy Corporation | 323 |
8 |
| Mitsubishi Chemical Corporation | 4545 |
7 |
| Mitsubishi Gas Chemical Company, Inc. | 3482 |
7 |
| Nitto Denko Corporation | 8295 |
6 |
| Eastman Chemical Company | 2207 |
6 |
| Industrial Technology Research Institute | 5076 |
5 |
| Chang Chun Plastics Co., Ltd. | 96 |
5 |
| Zhuhai Vanteque Specialty Engineering Plastics Co., Ltd. | 61 |
5 |
| Kaneka Corporation | 4577 |
4 |
| Other owners | 244 |