- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 207/263 - 2-Pyrrolidones with only hydrogen atoms or radicals containing only hydrogen and carbon atoms directly attached to other ring carbon atoms
Patent holdings for IPC class C07D 207/263
Total number of patents in this class: 74
10-year publication summary
|
5
|
5
|
5
|
3
|
8
|
3
|
7
|
8
|
1
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Eonhf, Inc. | 45 |
8 |
| Novartis AG | 10169 |
7 |
| Takeda Pharmaceutical Company Limited | 2700 |
5 |
| California Institute of Technology | 4038 |
3 |
| Board of Regents, The University of Texas System | 6172 |
3 |
| Theravance Biopharma R&D IP, LLC | 359 |
3 |
| Novartis Pharmaceuticals Corporation | 51 |
2 |
| BASF SE | 21320 |
2 |
| Vertex Pharmaceuticals Incorporated | 1577 |
2 |
| Uniwersytet Jagiellonski | 281 |
2 |
| Warszawski Uniwersytet Medyczny | 65 |
2 |
| Guangzhou Anovent Pharmaceutical Co. Ltd | 19 |
2 |
| The Regents of the University of California | 20902 |
1 |
| Merck Patent GmbH | 5747 |
1 |
| Amgen Inc. | 4467 |
1 |
| Uop LLC | 4407 |
1 |
| 92229129 Quebec Inc. | 5 |
1 |
| Atrogi AB | 63 |
1 |
| Case Western Reserve University | 1907 |
1 |
| ChemoCentryx, Inc. | 361 |
1 |
| Other owners | 25 |