- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/50 - PyridazinesHydrogenated pyridazines
Patent holdings for IPC class A61K 31/50
Total number of patents in this class: 1219
10-year publication summary
|
61
|
55
|
56
|
50
|
75
|
63
|
55
|
52
|
46
|
27
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bristol-myers Squibb Company | 4789 |
35 |
| Takeda Pharmaceutical Company Limited | 2718 |
32 |
| Merck Sharp & Dohme LLC | 3737 |
20 |
| Hoffmann-La Roche Inc. | 3726 |
18 |
| Janssen Pharmaceutica N.V. | 3213 |
16 |
| The Broad Institute, Inc. | 1948 |
15 |
| Boehringer Ingelheim International GmbH | 4494 |
14 |
| Abbvie Inc. | 1837 |
13 |
| Dana-Farber Cancer Institute, Inc. | 2645 |
13 |
| Bayer Pharma AG | 1025 |
12 |
| Tenax Therapeutics, Inc | 18 |
12 |
| Merck Sharp & Dohme Corp. | 2183 |
11 |
| Jiangsu Hengrui Medicine Co., Ltd. | 695 |
11 |
| Madrigal Pharmaceuticals, Inc. | 85 |
11 |
| F. Hoffmann-La Roche AG | 7847 |
10 |
| The Scripps Research Institute | 1343 |
10 |
| The United States of America, as represented by the Secretary, Department of Health and Human Services | 2980 |
9 |
| Novartis AG | 10338 |
8 |
| Northwestern University | 3530 |
8 |
| Orion Corporation | 751 |
8 |
| Other owners | 933 |