- All sections
- C - Chemistry; metallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 8/18 - Condensation polymers of aldehydes or ketones with phenols only of aldehydes of formaldehyde, e.g. of formaldehyde formed in situ with phenols substituted by carboxylic or sulfonic acid groups
Patent holdings for IPC class C08G 8/18
Total number of patents in this class: 16
10-year publication summary
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0
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0
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3
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0
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5
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1
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1
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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
|
|---|---|---|
| Construction Research & Technology GmbH | 640 |
3 |
| BASF SE | 19740 |
2 |
| Mitsubishi Gas Chemical Company, Inc. | 3188 |
2 |
| Tayca Corporation | 84 |
2 |
| Compagnie générale des établissements Michelin SCA | 2477 |
1 |
| DIC Corporation | 3597 |
1 |
| Hankuk Carbon, Co., Ltd. | 13 |
1 |
| Riken | 1669 |
1 |
| Tata Steel Limited | 184 |
1 |
| Zeon Corporation | 3854 |
1 |
| Sreechem Resins Limited | 1 |
1 |
| Other owners | 0 |