- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 313/12 - [b, e]-condensed
Patent holdings for IPC class C07D 313/12
Total number of patents in this class: 51
10-year publication summary
|
4
|
1
|
0
|
0
|
2
|
3
|
2
|
3
|
1
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sumitomo Chemical Company, Limited | 9047 |
8 |
| F.I.S. Fabbrica Italiana Sintetici S.p.A. | 129 |
4 |
| Kyushu University, National University Corporation | 1659 |
4 |
| Crystal Pharma, S.A.U. | 50 |
2 |
| Indoco Remedies Limited | 27 |
2 |
| Laboratorio Chimico Internazionale S.p.A. | 22 |
2 |
| Nippon Chemiphar Co., Ltd. | 228 |
2 |
| Sunovion Pharmaceuticals Inc. | 262 |
2 |
| Synovo GmbH | 17 |
2 |
| Towa Pharmaceutical Co., Ltd. | 52 |
2 |
| The University of Tokyo | 4208 |
2 |
| Merck Patent GmbH | 5768 |
1 |
| Mayo Foundation for Medical Education and Research | 3245 |
1 |
| Auspex Pharmaceuticals, Inc. | 180 |
1 |
| Azad Pharmaceutical Ingredients AG | 12 |
1 |
| c-a-i-r biosciences GmbH | 4 |
1 |
| Cellixbio Private Limited | 155 |
1 |
| Council of Scientific and Industrial Research | 598 |
1 |
| Council of Scientific & Industrial Research | 1439 |
1 |
| Korea Ocean Research and Development Institute | 51 |
1 |
| Other owners | 10 |