- All sections
- C - Chemistrymetallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 75/0259 - Preparatory processes using metal hydrogensulfides
Patent holdings for IPC class C08G 75/0259
Total number of patents in this class: 88
10-year publication summary
|
5
|
12
|
14
|
11
|
19
|
9
|
8
|
5
|
3
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kureha Corporation | 1073 |
28 |
| DIC Corporation | 3995 |
15 |
| Toray Industries, Inc. | 7149 |
13 |
| LG Chem, Ltd. | 17970 |
10 |
| Solvay Specialty Polymers USA, LLC | 505 |
5 |
| Zhejiang Nhu Company Limited | 196 |
5 |
| Zhejiang Nhu Special Materials Co., Ltd | 39 |
5 |
| Zhejiang University | 3478 |
3 |
| Solvay SA | 945 |
2 |
| Sichuan University | 634 |
1 |
| Ticona LLC | 601 |
1 |
| Other owners | 0 |