- All sections
- C - Chemistrymetallurgy
- C07F - Acyclic, carbocyclic, or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium
- C07F 9/6509 - Six-membered rings
Patent holdings for IPC class C07F 9/6509
Total number of patents in this class: 153
10-year publication summary
|
16
|
9
|
17
|
14
|
8
|
15
|
8
|
10
|
8
|
9
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nippon Chemical Industrial Co., Ltd. | 296 |
8 |
| Bristol-myers Squibb Company | 4751 |
7 |
| Takeda Pharmaceutical Company Limited | 2708 |
6 |
| Helsinn Healthcare SA | 224 |
6 |
| Unity Biotechnology, Inc. | 76 |
5 |
| Ventana Medical Systems, Inc. | 1075 |
5 |
| Samsung Display Co., Ltd. | 39307 |
4 |
| Nippon Fine Chemical Co., Ltd. | 32 |
4 |
| Boehringer Ingelheim International GmbH | 4485 |
3 |
| Applied Biosystems, LLC | 273 |
3 |
| Alkermes Pharma Ireland Limited | 254 |
3 |
| The Regents of the University of California | 20987 |
2 |
| Syngenta Crop Protection AG | 6818 |
2 |
| Idemitsu Kosan Co., Ltd. | 4299 |
2 |
| The Trustees of the University of Pennsylvania | 4447 |
2 |
| Purdue Research Foundation | 3993 |
2 |
| Arkema France | 4237 |
2 |
| BioEnergenix, LLC | 14 |
2 |
| National University Corporation Hokkaido University | 1386 |
2 |
| Peking University | 1481 |
2 |
| Other owners | 81 |