- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/4436 - Non-condensed pyridines; Hydrogenated derivatives thereof containing further heterocyclic ring systems containing a heterocyclic ring having sulfur as a ring hetero atom
Patent holdings for IPC class A61K 31/4436
Total number of patents in this class: 947
10-year publication summary
|
70
|
76
|
70
|
86
|
75
|
59
|
88
|
59
|
40
|
13
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Novartis AG | 11238 |
23 |
| Astellas Pharma Inc. | 1145 |
21 |
| Janssen Pharmaceutica N.V. | 3839 |
16 |
| Takeda Pharmaceutical Company Limited | 2961 |
16 |
| Bristol-myers Squibb Company | 5080 |
15 |
| Allergan, Inc. | 2600 |
13 |
| Epizyme, Inc. | 383 |
13 |
| F. Hoffmann-La Roche AG | 7958 |
11 |
| Cardioxyl Pharmaceuticals, Inc. | 49 |
10 |
| Trevena, Inc. | 66 |
10 |
| Bausch Health Ireland Limited | 751 |
10 |
| AstraZeneca AB | 3042 |
9 |
| Gilead Sciences, Inc. | 1879 |
9 |
| io Therapeutics, Inc. | 112 |
9 |
| Merck Sharp & Dohme LLC | 3689 |
8 |
| Eli Lilly and Company | 3645 |
7 |
| HMI Medical Innovations, LLC | 20 |
7 |
| Jiangsu Hengrui Medicine Co., Ltd. | 780 |
7 |
| Nissan Chemical Industries, Ltd. | 1822 |
7 |
| Shionogi & Co., Ltd. | 914 |
7 |
| Other owners | 719 |