- All sections
- C - Chemistry; metallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 75/0231 - Polyarylenethioethers containing chain-terminating or chain-branching agents
Patent holdings for IPC class C08G 75/0231
Total number of patents in this class: 17
10-year publication summary
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0
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1
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0
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3
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1
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2
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4
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3
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2
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0
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kureha Corporation | 1026 |
4 |
| Toray Industries, Inc. | 6652 |
3 |
| PRC-DeSoto International, Inc. | 567 |
2 |
| DIC Corporation | 3597 |
2 |
| National University Corporation, Iwate University | 72 |
2 |
| HdC Polyall Co., Ltd. | 22 |
2 |
| SK Chemicals Co., Ltd. | 568 |
1 |
| Solvay Specialty Polymers USA, LLC | 521 |
1 |
| Other owners | 0 |