- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 207/267 - 2-Pyrrolidones with only hydrogen atoms or radicals containing only hydrogen and carbon atoms directly attached to other ring carbon atoms with only hydrogen atoms or radicals containing only hydrogen and carbon atoms directly attached to the ring nitrogen atom
Patent holdings for IPC class C07D 207/267
Total number of patents in this class: 182
10-year publication summary
|
13
|
7
|
16
|
8
|
14
|
14
|
14
|
18
|
14
|
11
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 20892 |
13 |
| Novartis AG | 10886 |
10 |
| Pfizer Inc. | 3379 |
7 |
| Mitsubishi Chemical Engineering Corporation | 49 |
5 |
| VALO Health, Inc. | 172 |
5 |
| Jaewon Industrial Co., Ltd | 8 |
5 |
| Organo Corporation | 463 |
4 |
| P&H Tech Co., Ltd | 44 |
4 |
| LG Chem, Ltd. | 17594 |
3 |
| California Institute of Technology | 3973 |
3 |
| Korea Advanced Institute of Science and Technology | 4362 |
3 |
| ChemoCentryx, Inc. | 387 |
3 |
| Council of Scientific & Industrial Research | 1424 |
3 |
| Institute for Basic Science | 349 |
3 |
| Nektar Therapeutics | 436 |
3 |
| Vectus Biosystems Limited | 35 |
3 |
| Duksan Co.,Ltd | 6 |
3 |
| Hanmo Corporation | 4 |
3 |
| Guangzhou Anovent Pharmaceutical Co. Ltd | 19 |
3 |
| Merck Patent GmbH | 5873 |
2 |
| Other owners | 94 |