- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/136 - Amines, e.g. amantadine having aromatic rings, e.g. methadone having the amino group directly attached to the aromatic ring, e.g. benzeneamine
Patent holdings for IPC class A61K 31/136
Total number of patents in this class: 966
10-year publication summary
|
73
|
89
|
82
|
64
|
85
|
96
|
80
|
89
|
66
|
23
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| CSPC Zhongqi Pharmaceutical Technology (Shijiazhuang) Co., Ltd. | 156 |
25 |
| Clexio Biosciences Ltd. | 101 |
14 |
| Allergan, Inc. | 2600 |
13 |
| The Regents of the University of California | 18943 |
10 |
| Emory University | 1498 |
9 |
| The Johns Hopkins University | 5377 |
8 |
| Duke University | 2872 |
8 |
| The Scripps Research Institute | 1364 |
8 |
| Sumitomo Pharma Oncology, Inc. | 74 |
8 |
| The Hospital for Sick Children | 408 |
7 |
| Mcmaster University | 746 |
7 |
| Ono Pharmaceutical Co., Ltd. | 454 |
7 |
| The Rockefeller University | 562 |
7 |
| Aldeyra Therapeutics, Inc. | 100 |
6 |
| Novartis AG | 11238 |
5 |
| The Board of Trustees of the Leland Stanford Junior University | 6054 |
5 |
| The General Hospital Corporation | 4517 |
5 |
| The Trustees of Columbia University in the City of New York | 3440 |
5 |
| AFT Pharmaceuticals Limited | 67 |
5 |
| Case Western Reserve University | 1727 |
5 |
| Other owners | 799 |