- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/5415 - Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with at least one nitrogen and at least one sulfur as the ring hetero atoms, e.g. sulthiame ortho- or peri-condensed with carbocyclic ring systems, e.g. phenothiazine, chlorpromazine, piroxicam
Patent holdings for IPC class A61K 31/5415
Total number of patents in this class: 1603
10-year publication summary
|
125
|
131
|
97
|
134
|
162
|
166
|
125
|
122
|
100
|
56
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Axsome Therapeutics, Inc. | 247 |
131 |
| WisTa Laboratories Ltd. | 127 |
78 |
| The Regents of the University of California | 19839 |
20 |
| Locl Pharma, Inc. | 19 |
16 |
| Heron Therapeutics, Inc. | 153 |
15 |
| Alkermes Pharma Ireland Limited | 271 |
13 |
| Boehringer Ingelheim Vetmedica GmbH | 1267 |
12 |
| Centre National de La Recherche Scientifique | 10350 |
12 |
| The General Hospital Corporation | 4710 |
12 |
| iCeutica Pty Ltd | 38 |
12 |
| Neurogastrx, Inc. | 24 |
12 |
| Dogwood Therapeutics, Inc. | 14 |
12 |
| Medincell | 55 |
11 |
| Pacira Pharmaceuticals, Inc. | 109 |
10 |
| Charleston Laboratories, Inc. | 15 |
9 |
| Dana-Farber Cancer Institute, Inc. | 2556 |
9 |
| Mcmaster University | 795 |
9 |
| Rigel Pharmaceuticals, Inc. | 539 |
9 |
| Arizona Board of Regents on behalf of Arizona State University | 2587 |
8 |
| Children's Medical Center Corporation | 1853 |
8 |
| Other owners | 1185 |