- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/4439 - Non-condensed pyridines; Hydrogenated derivatives thereof containing further heterocyclic ring systems containing a five-membered ring with nitrogen as a ring hetero atom, e.g. omeprazole
Patent holdings for IPC class A61K 31/4439
Total number of patents in this class: 9951
10-year publication summary
|
761
|
779
|
767
|
816
|
827
|
841
|
857
|
823
|
636
|
169
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Novartis AG | 11238 |
272 |
| Takeda Pharmaceutical Company Limited | 2961 |
192 |
| Boehringer Ingelheim International GmbH | 4629 |
135 |
| F. Hoffmann-La Roche AG | 7958 |
134 |
| Merck Sharp & Dohme LLC | 3689 |
134 |
| AstraZeneca AB | 3042 |
133 |
| Gilead Sciences, Inc. | 1879 |
122 |
| Bristol-myers Squibb Company | 5080 |
116 |
| Janssen Pharmaceutica N.V. | 3839 |
110 |
| Bayer Pharma AG | 1096 |
78 |
| Vertex Pharmaceuticals Incorporated | 1581 |
75 |
| Daiichi Sankyo Company, Limited | 1829 |
75 |
| Hoffmann-La Roche Inc. | 3060 |
68 |
| Astellas Pharma Inc. | 1145 |
68 |
| Taisho Pharmaceutical Co., Ltd. | 844 |
66 |
| Pfizer Inc. | 3322 |
65 |
| The Regents of the University of California | 18943 |
64 |
| Axsome Therapeutics, Inc. | 213 |
61 |
| Eli Lilly and Company | 3645 |
61 |
| Shionogi & Co., Ltd. | 914 |
58 |
| Other owners | 7864 |