- All sections
- C - Chemistry; metallurgy
- 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: 17
10-year publication summary
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0
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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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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ube Industries, Ltd. | 921 |
3 |
| Zhejiang University | 2619 |
3 |
| BASF SE | 19740 |
2 |
| Noveon, Inc. | 16 |
2 |
| International Business Machines Corporation | 60644 |
1 |
| Industrial Technology Research Institute | 4898 |
1 |
| Showa Denko K.K. | 2539 |
1 |
| Covestro Deutschland AG | 2429 |
1 |
| Covestro LLC | 577 |
1 |
| Mitsubishi Gas Chemical Company, Inc. | 3188 |
1 |
| Wonkwang University Center for Industry- Academy Cooperation | 128 |
1 |
| Other owners | 0 |