- 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: 38
10-year publication summary
|
0
|
0
|
3
|
2
|
0
|
1
|
2
|
0
|
3
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Janssen Pharmaceutica N.V. | 3233 |
3 |
| Boehringer Ingelheim International GmbH | 4529 |
2 |
| Omeros Corporation | 304 |
2 |
| Toyama Chemical Co., Ltd. | 93 |
2 |
| University of Mississippi | 154 |
2 |
| Anebulo Pharmaceuticals, Inc. | 17 |
2 |
| Ligand UK Development Limited | 32 |
2 |
| Bristol-myers Squibb Company | 4812 |
1 |
| Merck Sharp & Dohme Corp. | 2184 |
1 |
| BASF Corporation | 1685 |
1 |
| The Trustees of the University of Pennsylvania | 4403 |
1 |
| Takeda Pharmaceutical Company Limited | 2718 |
1 |
| Northwestern University | 3501 |
1 |
| Ardea Biosciences, Inc. | 69 |
1 |
| Azevan Pharmaceuticals, Inc. | 20 |
1 |
| Baden-Württemberg Stiftung gGmbH | 68 |
1 |
| Enanta Pharmaceuticals, Inc. | 432 |
1 |
| Exelixis, Inc. | 390 |
1 |
| Guangzhou Institutes of Biomedicine and Health, Chinese Academy of Sciences | 128 |
1 |
| Rigel Pharmaceuticals, Inc. | 510 |
1 |
| Other owners | 10 |