- 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: 1059
10-year publication summary
|
82
|
65
|
84
|
96
|
81
|
89
|
73
|
75
|
55
|
38
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| CSPC Zhongqi Pharmaceutical Technology (Shijiazhuang) Co., Ltd. | 232 |
29 |
| Clexio Biosciences Ltd. | 100 |
17 |
| Allergan, Inc. | 2148 |
12 |
| The Regents of the University of California | 20902 |
11 |
| Duke University | 3185 |
11 |
| The Rockefeller University | 583 |
9 |
| The Johns Hopkins University | 5938 |
8 |
| Emory University | 1727 |
8 |
| The Scripps Research Institute | 1345 |
8 |
| Sumitomo Pharma Oncology, Inc. | 51 |
8 |
| The Hospital for Sick Children | 414 |
7 |
| Mcmaster University | 834 |
7 |
| Ono Pharmaceutical Co., Ltd. | 420 |
7 |
| AFT Pharmaceuticals Limited | 86 |
6 |
| Aldeyra Therapeutics, Inc. | 101 |
6 |
| The Board of Trustees of the Leland Stanford Junior University | 6711 |
5 |
| The General Hospital Corporation | 4890 |
5 |
| The Trustees of Columbia University in the City of New York | 3652 |
5 |
| Case Western Reserve University | 1907 |
5 |
| Corcept Therapeutics, Inc. | 372 |
5 |
| Other owners | 880 |