- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/33 - Heterocyclic compounds
Patent holdings for IPC class A61K 31/33
Total number of patents in this class: 3074
10-year publication summary
|
61
|
56
|
58
|
41
|
52
|
40
|
74
|
485
|
555
|
393
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Merck Sharp & Dohme LLC | 3748 |
47 |
| The Regents of the University of California | 20015 |
41 |
| University of Florida Research Foundation, Inc. | 4035 |
33 |
| Purdue Research Foundation | 3646 |
29 |
| The Board of Trustees of the Leland Stanford Junior University | 6441 |
25 |
| Board of Regents, The University of Texas System | 5828 |
22 |
| Praxis Precision Medicines, Inc. | 174 |
22 |
| The Johns Hopkins University | 5689 |
21 |
| The General Hospital Corporation | 4751 |
20 |
| The Trustees of Columbia University in the City of New York | 3580 |
20 |
| Amarin Pharmaceuticals Ireland Limited | 271 |
20 |
| Dana-Farber Cancer Institute, Inc. | 2574 |
20 |
| Emory University | 1625 |
16 |
| The Scripps Research Institute | 1347 |
16 |
| The Trustees of the University of Pennsylvania | 4328 |
15 |
| Yale University | 2399 |
15 |
| Kymera Therapeutics, Inc. | 234 |
15 |
| Caamtech, Inc. | 144 |
15 |
| Bristol-myers Squibb Company | 4872 |
14 |
| The Regents of the University of Michigan | 4723 |
14 |
| Other owners | 2634 |