- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 205/00 - Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom
Patent holdings for IPC class C07D 205/00
Total number of patents in this class: 37
10-year publication summary
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0
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0
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4
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2
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0
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2
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2
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0
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3
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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
|
|---|---|---|
| Boehringer Ingelheim International GmbH | 4485 |
2 |
| Janssen Pharmaceutica N.V. | 3160 |
2 |
| Omeros Corporation | 306 |
2 |
| Toyama Chemical Co., Ltd. | 88 |
2 |
| University of Mississippi | 153 |
2 |
| Anebulo Pharmaceuticals, Inc. | 18 |
2 |
| Ligand UK Development Limited | 33 |
2 |
| Bristol-myers Squibb Company | 4764 |
1 |
| Merck Sharp & Dohme Corp. | 2184 |
1 |
| BASF Corporation | 1679 |
1 |
| The Trustees of the University of Pennsylvania | 4432 |
1 |
| Takeda Pharmaceutical Company Limited | 2699 |
1 |
| Northwestern University | 3564 |
1 |
| Ardea Biosciences, Inc. | 68 |
1 |
| Azevan Pharmaceuticals, Inc. | 19 |
1 |
| Baden-Württemberg Stiftung gGmbH | 68 |
1 |
| Enanta Pharmaceuticals, Inc. | 424 |
1 |
| Exelixis, Inc. | 395 |
1 |
| Guangzhou Institutes of Biomedicine and Health, Chinese Academy of Sciences | 132 |
1 |
| Rigel Pharmaceuticals, Inc. | 520 |
1 |
| Other owners | 10 |