- 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: 190
10-year publication summary
|
10
|
7
|
16
|
8
|
13
|
13
|
12
|
17
|
14
|
16
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 21036 |
13 |
| Novartis AG | 10707 |
10 |
| Pfizer Inc. | 3396 |
7 |
| Jaewon Industrial Co., Ltd | 9 |
6 |
| Mitsubishi Chemical Engineering Corporation | 49 |
5 |
| P&H Tech Co., Ltd | 46 |
5 |
| VALO Health, Inc. | 175 |
5 |
| Organo Corporation | 493 |
4 |
| LG Chem, Ltd. | 17680 |
3 |
| California Institute of Technology | 3985 |
3 |
| Korea Advanced Institute of Science and Technology | 4422 |
3 |
| ChemoCentryx, Inc. | 380 |
3 |
| Council of Scientific & Industrial Research | 1435 |
3 |
| Institute for Basic Science | 355 |
3 |
| Nektar Therapeutics | 437 |
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 | 5764 |
2 |
| Other owners | 100 |