- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/504 - PyridazinesHydrogenated pyridazines forming part of bridged ring systems
Patent holdings for IPC class A61K 31/504
Total number of patents in this class: 106
10-year publication summary
|
3
|
2
|
2
|
2
|
6
|
8
|
2
|
11
|
15
|
18
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Revolution Medicines, Inc. | 235 |
20 |
| Hoffmann-La Roche Inc. | 3454 |
6 |
| F. Hoffmann-La Roche AG | 7939 |
5 |
| Gilead Sciences, Inc. | 2041 |
5 |
| Kumquat Biosciences Inc. | 64 |
5 |
| Selcia Limited | 10 |
4 |
| Chugai Seiyaku Kabushiki Kaisha | 1366 |
3 |
| Oncodesign S.A. | 15 |
3 |
| Transthera Sciences (nanjing), Inc. | 71 |
3 |
| The Johns Hopkins University | 5689 |
2 |
| Cypralis Limited | 10 |
2 |
| Dana-Farber Cancer Institute, Inc. | 2574 |
2 |
| Ipsen Pharma S.A.S. | 376 |
2 |
| University of Pittsburgh - Of the Commonwealth System of Higher Education | 3174 |
2 |
| Sichuan Kelun-Biotech Biopharmaceutical Co., Ltd. | 293 |
2 |
| Biomea Fusion, Inc. | 52 |
2 |
| Pathios Therapeutics Limited | 24 |
2 |
| Novartis AG | 10727 |
1 |
| Janssen Pharmaceuticals, Inc. | 432 |
1 |
| Merck Patent GmbH | 5814 |
1 |
| Other owners | 33 |