- All sections
- C - Chemistrymetallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 75/0227 - Polyarylenethioethers derived from monomers containing two or more aromatic rings
Patent holdings for IPC class C08G 75/0227
Total number of patents in this class: 30
10-year publication summary
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2
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3
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3
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3
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2
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1
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2
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3
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1
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1
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Industrial Technology Research Institute | 5196 |
3 |
| Solvay Specialty Polymers USA, LLC | 505 |
3 |
| International Business Machines Corporation | 62769 |
2 |
| Agency for Science, Technology and Research | 3758 |
2 |
| DIC Corporation | 3992 |
2 |
| National University Corporation, Iwate University | 101 |
2 |
| LG Chem, Ltd. | 17967 |
1 |
| Samsung Electro-mechanics Co., Ltd. | 6151 |
1 |
| Sumitomo Chemical Company, Limited | 8967 |
1 |
| Henkel AG & Co. KGaA | 10774 |
1 |
| Brewer Science Inc. | 248 |
1 |
| Daicel Corporation | 2557 |
1 |
| Kureha Corporation | 1072 |
1 |
| Sichuan University | 632 |
1 |
| Solvay SA | 944 |
1 |
| University-industry Cooperation Group of Kyung Hee University | 1350 |
1 |
| Waseda University | 476 |
1 |
| Zhejiang Nhu Company Limited | 195 |
1 |
| Zhejiang Nhu Special Materials Co., Ltd | 39 |
1 |
| Zhejiang University | 3469 |
1 |
| Other owners | 2 |