- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 501/44 - Methylene radicals, substituted by nitrogen atomsLactams thereof with the 2-carboxyl groupMethylene radicals substituted by nitrogen-containing hetero rings attached by the ring nitrogen atomQuaternary compounds thereof with the 7-amino radical acylated by an araliphatic carboxylic acid, which is substituted on the aliphatic radical by hetero atoms
Patent holdings for IPC class C07D 501/44
Total number of patents in this class: 1
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
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|---|---|---|
| Shionogi & Co., Ltd. | 863 |
1 |
| Other owners | 0 |