- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/4747 - QuinolinesIsoquinolines spiro-condensed
Patent holdings for IPC class A61K 31/4747
Total number of patents in this class: 142
10-year publication summary
|
8
|
9
|
16
|
4
|
12
|
5
|
9
|
11
|
9
|
8
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Novartis AG | 10904 |
13 |
| F. Hoffmann-La Roche AG | 7926 |
4 |
| Merck Sharp & Dohme Corp. | 2201 |
4 |
| Astellas Pharma Inc. | 1086 |
4 |
| Pfizer Inc. | 3367 |
3 |
| The General Hospital Corporation | 4704 |
3 |
| Vertex Pharmaceuticals Incorporated | 1596 |
3 |
| The Broad Institute, Inc. | 1785 |
3 |
| Dana-Farber Cancer Institute, Inc. | 2553 |
3 |
| Yale University | 2358 |
3 |
| Adeptio Pharmaceuticals Limited | 21 |
3 |
| Chase Therapeutics Corporation | 38 |
3 |
| Ascentawits Pharmaceuticals, Ltd. | 62 |
3 |
| Bristol-myers Squibb Company | 4892 |
2 |
| Genentech, Inc. | 3961 |
2 |
| Janssen Pharmaceutica N.V. | 3423 |
2 |
| AfaSci, Inc. | 7 |
2 |
| Aptinyx Inc. | 19 |
2 |
| Asahi Kasei Pharma Corporation | 135 |
2 |
| Cancer Research Technology Limited | 521 |
2 |
| Other owners | 76 |