- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 209/50 - Iso-indolesHydrogenated iso-indoles with oxygen and nitrogen atoms in positions 1 and 3
Patent holdings for IPC class C07D 209/50
Total number of patents in this class: 34
10-year publication summary
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4
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4
|
3
|
2
|
1
|
1
|
3
|
1
|
3
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The United States of America as represented by the Secretary of the Air Force | 923 |
3 |
| Euroapi Hungary Limited Liability Company | 26 |
3 |
| Purdue Research Foundation | 3921 |
2 |
| Dainichiseika Color & Chemicals Mfg. Co., Ltd. | 377 |
2 |
| DIC Corporation | 3965 |
2 |
| Samsung Electronics Co., Ltd. | 157946 |
1 |
| LG Chem, Ltd. | 17929 |
1 |
| Syngenta Participations AG | 1516 |
1 |
| Industrial Technology Research Institute | 5205 |
1 |
| JSR Corporation | 2558 |
1 |
| American Pacific Corporation | 18 |
1 |
| Council of Scientific & Industrial Research | 1447 |
1 |
| Daicel Corporation | 2526 |
1 |
| Georgetown University | 628 |
1 |
| The Hong Kong Polytechnic University | 528 |
1 |
| Indena S.p.A. | 599 |
1 |
| Norgine BV | 41 |
1 |
| ScinoPharm Taiwan, Ltd. | 129 |
1 |
| Siga Technologies, Inc. | 82 |
1 |
| Songwon Industrial Co., Ltd. | 66 |
1 |
| Other owners | 7 |