- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/5025 - Pyridazines; Hydrogenated pyridazines ortho- or peri-condensed with heterocyclic ring systems
Patent holdings for IPC class A61K 31/5025
Total number of patents in this class: 2017
10-year publication summary
|
131
|
119
|
145
|
153
|
146
|
202
|
187
|
180
|
191
|
44
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bristol-myers Squibb Company | 5080 |
60 |
| Janssen Pharmaceutica N.V. | 3839 |
38 |
| Novartis AG | 11238 |
36 |
| Takeda Pharmaceutical Company Limited | 2961 |
36 |
| F. Hoffmann-La Roche AG | 7958 |
34 |
| Genentech, Inc. | 3742 |
28 |
| Boehringer Ingelheim International GmbH | 4629 |
27 |
| Gilead Sciences, Inc. | 1879 |
27 |
| AstraZeneca AB | 3042 |
24 |
| Agios Pharmaceuticals, Inc | 200 |
20 |
| Vanderbilt University | 1731 |
20 |
| Pfizer Inc. | 3322 |
19 |
| Nihon Nohyaku Co., Ltd. | 313 |
19 |
| Bayer Pharma AG | 1096 |
16 |
| Amgen Inc. | 3779 |
16 |
| Incyte Corporation | 918 |
16 |
| Merck Sharp & Dohme LLC | 3689 |
16 |
| Merck Patent GmbH | 5909 |
15 |
| Shanghai Institute of Materia Medica, Chinese Academy of Sciences | 762 |
14 |
| Daiichi Sankyo Company, Limited | 1829 |
13 |
| Other owners | 1523 |