Français Register Login

  • 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: 466

10-year publication summary

28
25
33
26
15
27
21
21
24
20
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
Synact Pharma ApS
25
22
Galderma Research & Development
350
16
Ligand Pharmaceuticals Incorporated
168
13
Takeda Pharmaceutical Company Limited
2698
9
F. Hoffmann-La Roche AG
7796
8
University of Pittsburgh - Of the Commonwealth System of Higher Education
3339
8
Bristol-myers Squibb Company
4757
7
Merck Patent GmbH
5742
7
Trustees of Tufts College
988
6
The United States Government AS represented by The Department of Veterans Affairs
1341
6
University of Rochester
1343
6
Novartis AG
10174
5
Conopco, Inc.
5107
5
Nektar Therapeutics
401
5
The Scripps Research Institute
1345
5
The Regents of the University of California
20868
4
Allergan, Inc.
2155
4
Board of Regents of the University of Nebraska
795
4
Children's Medical Center Corporation
1966
4
Hadasit Medical Research Services and Development Ltd.
323
4
Other owners 318

  • ipowner home
  • ipqwery home
  • contact us
  • privacy policy
  • terms and conditions
© 2026 IPQwery All rights reserved