- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/4353 - Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with one nitrogen as the only ring hetero atom ortho- or peri-condensed with heterocyclic ring systems
Patent holdings for IPC class A61K 31/4353
Total number of patents in this class: 827
10-year publication summary
|
59
|
50
|
58
|
69
|
42
|
49
|
48
|
73
|
66
|
20
|
| 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 |
18 |
| Novartis AG | 11238 |
17 |
| F. Hoffmann-La Roche AG | 7958 |
14 |
| Sunshine Lake Pharma Co., Ltd. | 542 |
14 |
| Merck Sharp & Dohme LLC | 3689 |
13 |
| Abbvie Inc. | 1808 |
10 |
| Ovid Therapeutics Inc | 151 |
10 |
| Merck Sharp & Dohme Corp. | 2247 |
9 |
| Janssen Pharmaceutica N.V. | 3839 |
9 |
| Hoffmann-La Roche Inc. | 3060 |
8 |
| The Johns Hopkins University | 5377 |
8 |
| Medshine Discovery Inc. | 581 |
8 |
| Genentech, Inc. | 3742 |
7 |
| Alkermes, Inc. | 132 |
7 |
| Vitae Pharmaceuticals, LLC | 44 |
7 |
| Bayer AG | 3045 |
6 |
| Bayer Pharma AG | 1096 |
6 |
| Array BioPharma Inc. | 551 |
6 |
| Les Laboratoires Servier | 599 |
6 |
| Ligand Pharmaceuticals Incorporated | 121 |
6 |
| Other owners | 638 |