- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 205/12 - Heterocyclic compounds containing four-membered rings with one nitrogen atom as the only ring hetero atom condensed with carbocyclic rings or ring systems
Patent holdings for IPC class C07D 205/12
Total number of patents in this class: 152
10-year publication summary
|
4
|
9
|
13
|
11
|
14
|
13
|
19
|
14
|
13
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Constellation Pharmaceuticals, Inc. | 213 |
7 |
| Inflazome Limited | 84 |
6 |
| Janssen Pharmaceutica N.V. | 3231 |
4 |
| Syngenta Crop Protection AG | 6513 |
4 |
| Psy Therapeutics, Inc. | 15 |
4 |
| Hoffmann-La Roche Inc. | 3699 |
3 |
| Canopy Growth Corporation | 211 |
3 |
| Celgene Corporation | 1399 |
3 |
| ChemoCentryx, Inc. | 370 |
3 |
| Cytokinetics, Inc. | 256 |
3 |
| KBP Biosciences Co., Ltd. | 29 |
3 |
| Mitsubishi Tanabe Pharma Corporation | 425 |
3 |
| Taisho Pharmaceutical Co., Ltd. | 858 |
3 |
| Toyama Chemical Co., Ltd. | 93 |
3 |
| University of Virginia Patent Foundation | 1627 |
3 |
| Aligos Therapeutics, Inc. | 161 |
3 |
| F. Hoffmann-La Roche AG | 7837 |
2 |
| Takeda Pharmaceutical Company Limited | 2718 |
2 |
| Korea Advanced Institute of Science and Technology | 4584 |
2 |
| Denali Therapeutics Inc. | 261 |
2 |
| Other owners | 86 |