- All sections
- C - Chemistrymetallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 63/78 - Preparation processes
Patent holdings for IPC class C08G 63/78
Total number of patents in this class: 1259
10-year publication summary
|
81
|
81
|
71
|
67
|
77
|
75
|
83
|
83
|
96
|
78
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| SK Chemicals Co., Ltd. | 615 |
51 |
| Eastman Chemical Company | 2218 |
50 |
| BASF SE | 20967 |
26 |
| LG Chem, Ltd. | 17636 |
23 |
| Kingfa SCI & Tech Co. Ltd. | 641 |
23 |
| Mitsubishi Chemical Corporation | 4528 |
22 |
| SABIC Global Technologies B.V. | 4352 |
21 |
| Uhde Inventa-Fischer GmbH | 130 |
20 |
| Toray Industries, Inc. | 6966 |
18 |
| Sulzer Management AG | 668 |
16 |
| Jiangsu Hengli; Chemical Fibre Co., Ltd. | 115 |
15 |
| Mitsubishi Gas Chemical Company, Inc. | 3474 |
15 |
| Kolon Industries, Inc. | 1691 |
14 |
| Samsung Fine Chemicals Co., Ltd. | 177 |
13 |
| Novomer, Inc. | 212 |
12 |
| Purac Biochem B.V. | 483 |
11 |
| Roquette Freres | 1031 |
11 |
| Toyobo Co., Ltd. | 2505 |
11 |
| Avantium Knowledge Centre B.V. | 192 |
11 |
| Xerox Corporation | 6998 |
10 |
| Other owners | 866 |