- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 311/44 - Benzo [b] pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms in positions 2 and 4 with one hydrogen atom in position 3
Patent holdings for IPC class C07D 311/44
Total number of patents in this class: 5
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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2
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0
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1
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0
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0
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Takeda Pharmaceutical Company Limited | 2699 |
1 |
| University of South Florida | 1907 |
1 |
| Novogen Research Pty Ltd | 13 |
1 |
| The United States Government AS represented by The Department of Veterans Affairs | 1338 |
1 |
| Genesis Therapeutics, Inc. | 15 |
1 |
| Other owners | 0 |