- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 497/16 - Peri-condensed systems
Patent holdings for IPC class C07D 497/16
Total number of patents in this class: 3
10-year publication summary
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Chia Tai Tianqing Pharmaceutical Group Co., Ltd. | 779 |
2 |
| Shandong Simcere Zaiming Biopharmaceutical Co., Ltd. | 11 |
1 |
| Other owners | 0 |