- All sections
- C - Chemistrymetallurgy
- C07F - Acyclic, carbocyclic, or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium
- C07F 9/64 - Acridine or hydrogenated acridine ring systems
Patent holdings for IPC class C07F 9/64
Total number of patents in this class: 20
10-year publication summary
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2
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1
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3
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1
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2
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3
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1
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1
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2
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1
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Samsung Display Co., Ltd. | 34984 |
5 |
| Korea Advanced Institute of Science and Technology | 4382 |
3 |
| Novaled GmbH | 445 |
3 |
| Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd. | 5303 |
2 |
| Idemitsu Kosan Co., Ltd. | 4227 |
1 |
| Max-Planck-Gesellschaft zur Forderung der Wissenschaften e.V. | 1784 |
1 |
| Queen Mary and Westfield College, University of London | 30 |
1 |
| Wuhan Tianma Micro-Electronics Co., Ltd. | 1134 |
1 |
| Yeda Research and Development Co. Ltd. | 1339 |
1 |
| LONGi Green Energy Technology Co., Ltd. | 300 |
1 |
| Institute for Stem Cell Science and Regenerative Medicine | 14 |
1 |
| Other owners | 0 |