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  • A - Human necessities
  • A61K - Preparations for medical, dental or toiletry purposes
  • A61K 31/49 - Cinchonan derivatives, e.g. quinine

Patent holdings for IPC class A61K 31/49

Total number of patents in this class: 142

10-year publication summary

7
11
14
14
13
12
12
10
11
9
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Avanir Pharmaceuticals, Inc.
30
10
The Regents of the University of California
20289
6
Concert Pharmaceuticals, Inc.
246
6
Beijing Showby Pharmaceutical Co., Ltd.
15
4
Commissariat à l'énergie atomique et aux energies alternatives
10954
3
Mindlab LLC
5
3
Mutual Pharmaceutical Company, Inc.
21
3
Immunologik GmbH
12
3
Glaxosmithkline Intellectual Property Development Limited
779
2
The Trustees of the University of Pennsylvania
4384
2
Arena Pharmaceuticals, Inc.
359
2
General Mills, Inc.
999
2
Indiana University Research and Technology Corporation
797
2
MetrioPharm AG
49
2
Neurocrine Biosciences, Inc.
427
2
NeuroDerm, Ltd.
140
2
New York Blood Center, Inc.
167
2
Orion Corporation
694
2
Pharma Mar, S.A.
214
2
Sumitomo Dainippon Pharma Co., Ltd.
211
2
Other owners 80

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