- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/404 - Indoles, e.g. pindolol
Patent holdings for IPC class A61K 31/404
Total number of patents in this class: 5268
10-year publication summary
|
351
|
372
|
392
|
383
|
362
|
373
|
380
|
396
|
379
|
210
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Vertex Pharmaceuticals Incorporated | 1599 |
96 |
| Novartis AG | 10847 |
75 |
| The Regents of the University of California | 19898 |
51 |
| Boehringer Ingelheim International GmbH | 4656 |
49 |
| The Johns Hopkins University | 5667 |
46 |
| F. Hoffmann-La Roche AG | 7930 |
35 |
| Janssen Pharmaceuticals, Inc. | 433 |
35 |
| Arena Pharmaceuticals, Inc. | 366 |
31 |
| Centre National de La Recherche Scientifique | 10421 |
30 |
| Pfizer Inc. | 3379 |
29 |
| Allergan, Inc. | 2349 |
28 |
| Katholieke Universiteit Leuven | 1187 |
27 |
| Achillion Pharmaceuticals, Inc. | 165 |
26 |
| Emory University | 1626 |
26 |
| Bristol-myers Squibb Company | 4878 |
25 |
| Generics [UK] Limited | 127 |
25 |
| The Regents of the University of Michigan | 4693 |
24 |
| Takeda Pharmaceutical Company Limited | 2714 |
23 |
| Merck Sharp & Dohme LLC | 3750 |
23 |
| Astellas Pharma Inc. | 1085 |
22 |
| Other owners | 4542 |