- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 307/885 - 3,3-Diphenylphthalides
Patent holdings for IPC class C07D 307/885
Total number of patents in this class: 6
10-year publication summary
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0
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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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1
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0
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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
|
|---|---|---|
| Mitsubishi Chemical Corporation | 4721 |
2 |
| General Electric Company | 13888 |
1 |
| Sabic Innovative Plastics IP B.V. | 595 |
1 |
| Cayman Chemical Company, Incorporated | 64 |
1 |
| Red Alert Wax, LLC | 4 |
1 |
| Other owners | 0 |