- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 209/60 - Naphtho [b] pyrrolesHydrogenated naphtho [b] pyrroles
Patent holdings for IPC class C07D 209/60
Total number of patents in this class: 161
10-year publication summary
|
9
|
11
|
8
|
14
|
12
|
4
|
12
|
8
|
10
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bristol-myers Squibb Company | 4896 |
10 |
| Adeka Corporation | 1364 |
5 |
| Kabushiki Kaisha Hayashibara Seibutsu Kagaku Kenkyujo | 61 |
5 |
| Samsung Display Co., Ltd. | 34120 |
4 |
| FUJIFILM Corporation | 29188 |
4 |
| Eli Lilly and Company | 3797 |
4 |
| Georg-august-universitat Gottingen Stiftung Offentlichen Rechts | 73 |
4 |
| Nanoquantum Sciences, Inc. | 6 |
4 |
| Genentech, Inc. | 3935 |
3 |
| Dow Global Technologies LLC | 10328 |
3 |
| Idemitsu Kosan Co., Ltd. | 4140 |
3 |
| Rohm and Haas Electronic Materials Korea Ltd. | 330 |
3 |
| VisEn Medical, Inc. | 72 |
3 |
| Semiconductor Energy Laboratory Co., Ltd. | 11350 |
2 |
| Wisconsin Alumni Research Foundation | 3863 |
2 |
| Advanced Accelerator Applications S.A. | 39 |
2 |
| AnaMar AB | 14 |
2 |
| Arena Pharmaceuticals, Inc. | 367 |
2 |
| Beth Israel Deaconess Medical Center, Inc. | 853 |
2 |
| Biophore India Pharmaceuticals Pvt. Ltd. | 76 |
2 |
| Other owners | 92 |