- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 209/49 - Iso-indolesHydrogenated iso-indoles with oxygen atoms in positions 1 and 3, e.g. phthalimide and having in the molecule an acyl radical containing a saturated three-membered ring, e.g. chrysanthemumic acid esters
Patent holdings for IPC class C07D 209/49
Total number of patents in this class: 37
10-year publication summary
|
1
|
6
|
4
|
1
|
3
|
0
|
3
|
1
|
6
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Corteva Agriscience LLC | 2640 |
11 |
| Vertex Pharmaceuticals Incorporated | 1578 |
5 |
| Amgen Inc. | 4429 |
3 |
| Sumitomo Chemical Company, Limited | 8968 |
2 |
| Dow AgroSciences LLC | 1185 |
2 |
| Purdue Research Foundation | 3921 |
2 |
| Kangpu Biopharmaceuticals, Ltd. | 35 |
2 |
| E. I. du Pont de Nemours and Company | 3526 |
1 |
| Pfizer Inc. | 3396 |
1 |
| Korea Institute of Science and Technology | 2248 |
1 |
| Cancer Research Technology Limited | 515 |
1 |
| Georgia State University Research Foundation, Inc. | 357 |
1 |
| Guizhou University | 63 |
1 |
| National University Corporation Nagoya University | 784 |
1 |
| The Scripps Research Institute | 1340 |
1 |
| Suzhou Intragrand Pharma Co., Ltd | 3 |
1 |
| KAMINSKIY, Yaroslav Leonidovich | 2 |
1 |
| Other owners | 0 |