- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/402 - 1-aryl-substituted, e.g. piretanide
Patent holdings for IPC class A61K 31/402
Total number of patents in this class: 460
10-year publication summary
|
35
|
28
|
23
|
29
|
21
|
10
|
20
|
18
|
20
|
18
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Synact Pharma ApS | 23 |
19 |
| Galderma Research & Development | 398 |
16 |
| Ligand Pharmaceuticals Incorporated | 171 |
13 |
| Takeda Pharmaceutical Company Limited | 2710 |
10 |
| F. Hoffmann-La Roche AG | 7948 |
8 |
| University of Pittsburgh - Of the Commonwealth System of Higher Education | 3186 |
8 |
| Bristol-myers Squibb Company | 4849 |
7 |
| Merck Patent GmbH | 5767 |
7 |
| University of Rochester | 1315 |
7 |
| Kinki University | 244 |
6 |
| Nippon Chemiphar Co., Ltd. | 232 |
6 |
| The United States Government AS represented by The Department of Veterans Affairs | 1209 |
6 |
| Novartis AG | 10721 |
5 |
| Conopco, Inc. | 5001 |
5 |
| Allergan, Inc. | 2337 |
5 |
| Board of Regents of the University of Nebraska | 767 |
5 |
| Nektar Therapeutics | 437 |
5 |
| The Scripps Research Institute | 1347 |
5 |
| Temple University of the Commonwealth System of Higher Education | 629 |
5 |
| Trustees of Tufts College | 888 |
5 |
| Other owners | 307 |