- All sections
- C - Chemistrymetallurgy
- C08F - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C08F 122/04 - Anhydrides, e.g. cyclic anhydrides
Patent holdings for IPC class C08F 122/04
Total number of patents in this class: 8
10-year publication summary
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1
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1
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0
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0
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0
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0
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0
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0
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1
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Itaconix Corporation | 58 |
2 |
| BASF Corporation | 1719 |
1 |
| Nikon Corporation | 7265 |
1 |
| Cheil Industries Inc. | 848 |
1 |
| COATEX une société par actions simplifiée | 166 |
1 |
| Essilor International (compagnie Generale D'optique) | 2991 |
1 |
| Lubrizol Advanced Materials, Inc. | 950 |
1 |
| Other owners | 0 |