- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 271/00 - Heterocyclic compounds containing five-membered rings having two nitrogen atoms and one oxygen atom as the only ring hetero atoms
Patent holdings for IPC class C07D 271/00
Total number of patents in this class: 17
10-year publication summary
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0
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2
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0
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0
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1
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1
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1
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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
|
|---|---|---|
| Merck Sharp & Dohme LLC | 3736 |
2 |
| F. Hoffmann-La Roche AG | 7819 |
1 |
| Boehringer Ingelheim International GmbH | 4493 |
1 |
| Bayer Cropscience AG | 1841 |
1 |
| Amgen Inc. | 4429 |
1 |
| Merck Sharp & Dohme B.V. | 914 |
1 |
| Mayo Foundation for Medical Education and Research | 3386 |
1 |
| Northwestern University | 3546 |
1 |
| Chen, Chung-chin | 35 |
1 |
| RespireRx Pharmaceuticals Inc | 10 |
1 |
| U.S. Army Medical Research and Materiel Command | 10 |
1 |
| Washington University | 1743 |
1 |
| SpecGx LLC | 186 |
1 |
| Alphala Co., Ltd. | 16 |
1 |
| Celltaxis, LLC | 29 |
1 |
| Xwpharma Ltd. | 65 |
1 |
| Other owners | 0 |