- All sections
- C - Chemistrymetallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 75/28 - Polythiocarbonates
Patent holdings for IPC class C08G 75/28
Total number of patents in this class: 14
10-year publication summary
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0
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1
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0
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1
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1
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3
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1
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0
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1
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0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ube Industries, Ltd. | 838 |
3 |
| Zhejiang University | 3177 |
3 |
| BASF SE | 20961 |
2 |
| International Business Machines Corporation | 61402 |
1 |
| Industrial Technology Research Institute | 5082 |
1 |
| Covestro Deutschland AG | 2765 |
1 |
| Covestro LLC | 587 |
1 |
| Mitsubishi Gas Chemical Company, Inc. | 3481 |
1 |
| Wonkwang University Center for Industry- Academy Cooperation | 158 |
1 |
| Other owners | 0 |