- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/504 - Pyridazines; Hydrogenated pyridazines forming part of bridged ring systems
Patent holdings for IPC class A61K 31/504
Total number of patents in this class: 71
10-year publication summary
|
4
|
3
|
2
|
2
|
3
|
9
|
8
|
3
|
12
|
4
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Revolution Medicines, Inc. | 153 |
10 |
| Gilead Sciences, Inc. | 1879 |
5 |
| Selcia Limited | 10 |
4 |
| F. Hoffmann-La Roche AG | 7958 |
3 |
| Chugai Seiyaku Kabushiki Kaisha | 1259 |
3 |
| Oncodesign S.A. | 16 |
3 |
| Hoffmann-La Roche Inc. | 3060 |
2 |
| Ipsen Pharma S.A.S. | 402 |
2 |
| University of Pittsburgh - Of the Commonwealth System of Higher Education | 2912 |
2 |
| Sichuan Kelun-Biotech Biopharmaceutical Co., Ltd. | 211 |
2 |
| Novartis AG | 11238 |
1 |
| Janssen Pharmaceuticals, Inc. | 399 |
1 |
| Merck Patent GmbH | 5909 |
1 |
| Bayer AG | 3045 |
1 |
| The Johns Hopkins University | 5377 |
1 |
| Takeda Pharmaceutical Company Limited | 2961 |
1 |
| ACADIA Pharmaceuticals Inc. | 201 |
1 |
| Actelion Pharmaceuticals Ltd | 576 |
1 |
| Astellas Pharma Inc. | 1145 |
1 |
| The Broad Institute, Inc. | 1584 |
1 |
| Other owners | 25 |