- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/4433 - Non-condensed pyridines; Hydrogenated derivatives thereof containing further heterocyclic ring systems containing a six-membered ring with oxygen as a ring hetero atom
Patent holdings for IPC class A61K 31/4433
Total number of patents in this class: 725
10-year publication summary
34
|
46
|
68
|
47
|
62
|
72
|
45
|
57
|
43
|
8
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Epizyme, Inc. | 383 |
17 |
Novartis AG | 11238 |
16 |
Jiangsu Hengrui Medicine Co., Ltd. | 780 |
16 |
Takeda Pharmaceutical Company Limited | 2961 |
15 |
Astellas Pharma Inc. | 1145 |
12 |
Trevena, Inc. | 66 |
11 |
Boehringer Ingelheim International GmbH | 4629 |
10 |
AstraZeneca AB | 3042 |
8 |
Ono Pharmaceutical Co., Ltd. | 454 |
8 |
Fosun Orinove Pharmatech, Inc. | 16 |
8 |
Floratek Pharma SA | 28 |
8 |
F. Hoffmann-La Roche AG | 7958 |
7 |
Daiichi Sankyo Company, Limited | 1829 |
7 |
Monash University | 685 |
7 |
Shanghai Institute of Materia Medica, Chinese Academy of Sciences | 762 |
7 |
Bristol-myers Squibb Company | 5080 |
6 |
Pfizer Inc. | 3322 |
6 |
Abbvie Inc. | 1808 |
6 |
Chugai Seiyaku Kabushiki Kaisha | 1259 |
6 |
Constellation Pharmaceuticals, Inc. | 200 |
6 |
Other owners | 538 |