- 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: 2389
10-year publication summary
|
75
|
58
|
68
|
52
|
59
|
50
|
85
|
532
|
446
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Merck Sharp & Dohme LLC | 3742 |
40 |
| The Regents of the University of California | 19479 |
34 |
| University of Florida Research Foundation, Inc. | 3951 |
25 |
| The Johns Hopkins University | 5519 |
20 |
| Purdue Research Foundation | 3472 |
20 |
| Amarin Pharmaceuticals Ireland Limited | 268 |
20 |
| The Board of Trustees of the Leland Stanford Junior University | 6226 |
17 |
| The Trustees of Columbia University in the City of New York | 3516 |
16 |
| Dana-Farber Cancer Institute, Inc. | 2531 |
16 |
| Praxis Precision Medicines, Inc. | 154 |
16 |
| Board of Regents, The University of Texas System | 5604 |
15 |
| The General Hospital Corporation | 4637 |
15 |
| Bristol-myers Squibb Company | 4886 |
14 |
| Yale University | 2290 |
14 |
| Janssen Pharmaceutica N.V. | 3625 |
13 |
| The Regents of the University of Michigan | 4570 |
13 |
| Emory University | 1588 |
13 |
| The Scripps Research Institute | 1353 |
13 |
| Northwestern University | 3271 |
11 |
| The University of North Carolina at Chapel Hill | 1989 |
11 |
| Other owners | 2033 |