- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 211/44 - Oxygen atoms attached in position 4
Patent holdings for IPC class C07D 211/44
Total number of patents in this class: 178
10-year publication summary
|
11
|
14
|
22
|
13
|
7
|
6
|
3
|
6
|
5
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Amicus Therapeutics, Inc. | 351 |
7 |
| Reata Pharmaceuticals Holdings, LLC | 52 |
7 |
| Takeda Pharmaceutical Company Limited | 2717 |
6 |
| OP Bio Factory Co., Ltd. | 14 |
6 |
| Richter Gedeon Nyrt. | 1702 |
6 |
| Seed Research Institute Co., Ltd. | 12 |
6 |
| Cephalon LLC | 118 |
6 |
| Dana-Farber Cancer Institute, Inc. | 2653 |
5 |
| Xwpharma Ltd. | 64 |
5 |
| Eastman Chemical Company | 2081 |
4 |
| Novartis AG | 10306 |
3 |
| BASF SE | 21261 |
3 |
| FUJIFILM Corporation | 30424 |
3 |
| Toray Industries, Inc. | 7095 |
3 |
| JSR Corporation | 2539 |
3 |
| Astellas Pharma Inc. | 1037 |
3 |
| Cardioxyl Pharmaceuticals, Inc. | 39 |
3 |
| Oregon Health & Science University | 757 |
3 |
| Merck Sharp & Dohme LLC | 3730 |
3 |
| Bristol-myers Squibb Company | 4752 |
2 |
| Other owners | 91 |