- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/4748 - QuinolinesIsoquinolines forming part of bridged ring systems
Patent holdings for IPC class A61K 31/4748
Total number of patents in this class: 374
10-year publication summary
|
48
|
39
|
32
|
32
|
38
|
43
|
24
|
19
|
30
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Antecip Bioventures II LLC | 318 |
22 |
| Alkermes Pharma Ireland Limited | 287 |
14 |
| Novartis AG | 11254 |
12 |
| Purdue Pharma L.P. | 510 |
12 |
| Orexo AB | 96 |
8 |
| Genetic Disease Investigators, LLC | 11 |
7 |
| Indivior UK Limited | 200 |
7 |
| Wyeth LLC | 669 |
6 |
| Camurus AB | 143 |
6 |
| Concert Pharmaceuticals, Inc. | 252 |
6 |
| Duke University | 3015 |
5 |
| Hangzhou Bensheng Pharmaceutical Co., Ltd. | 16 |
5 |
| Keyview Labs, Inc. | 18 |
5 |
| Macau University of Science and Technology | 91 |
5 |
| Ortho-nutra, LLC | 14 |
5 |
| Shanghai Institute of Materia Medica, Chinese Academy of Sciences | 806 |
5 |
| Centre National de La Recherche Scientifique | 10140 |
4 |
| The Kitasato Institute | 146 |
4 |
| Meharry Medical College | 53 |
4 |
| Nippon Chemiphar Co., Ltd. | 236 |
4 |
| Other owners | 228 |