- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 311/34 - Benzo [b] pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4 with aromatic rings attached in position 2 or 3 with aromatic rings attached in position 3 only
Patent holdings for IPC class C07D 311/34
Total number of patents in this class: 11
10-year publication summary
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0
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1
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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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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
|
|---|---|---|
| Rhizen Pharmaceuticals AG | 57 |
3 |
| Rhizen Pharmaceuticals SA | 33 |
2 |
| Bionovo, Inc. | 22 |
1 |
| System Biologie AG | 39 |
1 |
| University of Kentucky Research Foundation | 714 |
1 |
| Vaxconsulting | 1 |
1 |
| Merck Sharp & Dohme LLC | 3737 |
1 |
| MEI Pharma, Inc. | 2 |
1 |
| Other owners | 0 |