- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/515 - Barbituric acids; Derivatives thereof, e.g. sodium pentobarbital
Patent holdings for IPC class A61K 31/515
Total number of patents in this class: 297
10-year publication summary
|
24
|
27
|
34
|
25
|
24
|
23
|
28
|
35
|
30
|
3
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| GW Research Limited | 402 |
15 |
| Clexio Biosciences Ltd. | 101 |
11 |
| The Johns Hopkins University | 5377 |
9 |
| Ovid Therapeutics Inc | 151 |
9 |
| Glaxosmithkline Intellectual Property (no.2) Limited | 269 |
8 |
| DexCom, Inc. | 1502 |
7 |
| Locl Pharma, Inc. | 19 |
7 |
| Glaxosmithkline LLC | 566 |
6 |
| The Scripps Research Institute | 1364 |
6 |
| MSD Italia S.r.l. | 57 |
4 |
| Sun Pharma Advanced Research Company Ltd. | 197 |
4 |
| University of Iowa Research Foundation | 809 |
4 |
| India Globalization Capital Inc. | 27 |
4 |
| The Regents of the University of California | 18943 |
3 |
| President and Fellows of Harvard College | 5792 |
3 |
| FTF Pharma Private Limited | 35 |
3 |
| GW Pharma Limited | 137 |
3 |
| IntelliPharmaCeutics Corp | 28 |
3 |
| Nivagen Pharmaceuticals, Inc. | 17 |
3 |
| SK Biopharmaceuticals Co., Ltd. | 248 |
3 |
| Other owners | 182 |