- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 59/72 - Unsaturated compounds containing ether groups, groups, groups, or groups containing six-membered aromatic rings and other rings
Patent holdings for IPC class C07C 59/72
Total number of patents in this class: 154
10-year publication summary
|
17
|
13
|
12
|
13
|
9
|
11
|
4
|
4
|
3
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| United Therapeutics Corporation | 313 |
30 |
| Chirogate International Inc. | 29 |
8 |
| Corsair Pharma, Inc. | 37 |
8 |
| NMD Pharma A/S | 47 |
6 |
| Bristol-myers Squibb Company | 4799 |
5 |
| Allergan, Inc. | 2301 |
5 |
| Amgen Inc. | 4282 |
4 |
| Chinoin Gyogyszer ES Vegyeszeti Termekek Gyara Zrt | 31 |
4 |
| Euroapi Hungary Limited Liability Company | 26 |
4 |
| Takeda Pharmaceutical Company Limited | 2709 |
3 |
| Piramal Enterprises Limited | 153 |
3 |
| Janssen Pharmaceutica N.V. | 3339 |
2 |
| FUJIFILM Corporation | 29992 |
2 |
| Alphora Research Inc. | 25 |
2 |
| Hyundai Pharm Co., Ltd. | 64 |
2 |
| Japan Tobacco Inc. | 3557 |
2 |
| Mitsubishi Gas Chemical Company, Inc. | 3535 |
2 |
| Musc Foundation for Research Development | 355 |
2 |
| Scipharm SARL | 29 |
2 |
| Seed Company Limited | 107 |
2 |
| Other owners | 56 |