- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 47/22 - Heterocyclic compounds, e.g. ascorbic acid, tocopherol or pyrrolidones
Patent holdings for IPC class A61K 47/22
Total number of patents in this class: 3507
10-year publication summary
|
310
|
312
|
301
|
346
|
398
|
388
|
460
|
460
|
375
|
144
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| MannKind Corporation | 531 |
40 |
| Coherus Biosciences, Inc. | 172 |
39 |
| Regeneron Pharmaceuticals, Inc. | 3650 |
30 |
| Indivior UK Limited | 201 |
28 |
| Daiichi Sankyo Company, Limited | 1829 |
24 |
| Eagle Pharmaceuticals, Inc. | 101 |
24 |
| Takeda Pharmaceutical Company Limited | 2961 |
23 |
| Modernatx, Inc. | 1181 |
23 |
| FUJIFILM Corporation | 27102 |
22 |
| Novartis AG | 11238 |
20 |
| Nitto Denko Corporation | 7879 |
20 |
| NOK Corporation | 2108 |
20 |
| Translate bio, Inc. | 394 |
20 |
| Eisai R&D Management Co., Ltd. | 1304 |
20 |
| Amarin Pharmaceuticals Ireland Limited | 267 |
19 |
| Intervet Inc. | 848 |
19 |
| NeuroDerm, Ltd. | 115 |
19 |
| Massachusetts Institute of Technology | 9795 |
18 |
| Comera Life Sciences, Inc. | 34 |
18 |
| Genentech, Inc. | 3742 |
17 |
| Other owners | 3044 |