- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/27 - Esters, e.g. nitroglycerine, selenocyanates of carbamic or thiocarbamic acids, e.g. meprobamate, carbachol, neostigmine
Patent holdings for IPC class A61K 31/27
Total number of patents in this class: 1383
10-year publication summary
|
89
|
105
|
110
|
130
|
116
|
124
|
106
|
92
|
89
|
54
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| SK Biopharmaceuticals Co., Ltd. | 261 |
39 |
| Axsome Malta Ltd. | 76 |
39 |
| The Regents of the University of California | 19943 |
24 |
| Bristol-myers Squibb Company | 4884 |
16 |
| Bio-Pharm Solutions Co., Ltd. | 60 |
16 |
| LTS Lohmann Therapie-Systeme AG | 696 |
15 |
| H. Lundbeck A/S | 1247 |
15 |
| Arena Pharmaceuticals, Inc. | 365 |
13 |
| XenoPort, Inc. | 89 |
12 |
| Jazz Pharmaceuticals Research UK Limited | 220 |
12 |
| The General Hospital Corporation | 4735 |
11 |
| President and Fellows of Harvard College | 5973 |
11 |
| Anavex Life Sciences Corp. | 71 |
11 |
| Ovid Therapeutics Inc | 154 |
11 |
| The Johns Hopkins University | 5671 |
10 |
| Chase Pharmaceuticals Corporation | 28 |
9 |
| Children's Medical Center Corporation | 1863 |
9 |
| Suven Life Sciences Limited | 135 |
9 |
| Attillaps Holdings | 14 |
8 |
| Quadriga Biosciences, Inc. | 21 |
8 |
| Other owners | 1085 |