- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 239/18 - Nitrogen atoms not forming part of a nitro radical with hetero atoms attached to said nitrogen atoms, except nitro radicals, e.g. hydrazine radicals
Patent holdings for IPC class C07D 239/18
Total number of patents in this class: 8
10-year publication summary
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1
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1
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Pfizer Inc. | 3368 |
1 |
| Hanmi Holdings Co., Ltd | 20 |
1 |
| Il-yang Pharm. Co., Ltd | 25 |
1 |
| Institute of Pharmacology and Toxicology Academy of Military Medical Sciences P.L.A. China | 188 |
1 |
| Ishihara Sangyo Kaisha, Ltd. | 660 |
1 |
| Regents of the University of Minnesota | 2680 |
1 |
| University of Massachusetts | 2191 |
1 |
| Yuhan Corporation | 225 |
1 |
| Other owners | 0 |