- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 209/90 - Benzo [c, d] indolesHydrogenated benzo [c, d] indoles
Patent holdings for IPC class C07D 209/90
Total number of patents in this class: 51
10-year publication summary
|
2
|
6
|
3
|
1
|
6
|
0
|
6
|
4
|
12
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Merck Patent GmbH | 5729 |
7 |
| The Regents of the University of California | 20778 |
4 |
| Samsung Display Co., Ltd. | 38676 |
3 |
| FUJIFILM Corporation | 30516 |
3 |
| Delix Therapeutics, Inc. | 35 |
3 |
| UCB Pharma GmbH | 79 |
2 |
| Shaanxi Lighte Optoelectronics Material Co., Ltd. | 318 |
2 |
| GATC Health Corp | 29 |
2 |
| Revvity Health Sciences, Inc. | 305 |
2 |
| Semiconductor Energy Laboratory Co., Ltd. | 11834 |
1 |
| Samsung SDI Co., Ltd. | 10624 |
1 |
| Idemitsu Kosan Co., Ltd. | 4241 |
1 |
| JSR Corporation | 2558 |
1 |
| Duk San Neolux Co., Ltd. | 703 |
1 |
| Hodogaya Chemical Co., Ltd. | 432 |
1 |
| Indiana University Research and Technology Corporation | 783 |
1 |
| Korea Research Institute of Chemical Technology | 1475 |
1 |
| National Tsing Hua University | 1265 |
1 |
| Novasaid AB | 9 |
1 |
| PerkinElmer Health Sciences, Inc. | 197 |
1 |
| Other owners | 12 |