- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/223 - Esters, e.g. nitroglycerine, selenocyanates of carboxylic acids of acyclic acids, e.g. pravastatin of alpha-amino acids
Patent holdings for IPC class A61K 31/223
Total number of patents in this class: 313
10-year publication summary
|
36
|
27
|
24
|
26
|
35
|
28
|
21
|
15
|
14
|
9
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Run Them Sweet, LLC | 19 |
7 |
| University of Mississippi | 153 |
7 |
| Vector Vitale IP LLC | 52 |
7 |
| Navitor Pharmaceuticals, Inc. | 32 |
6 |
| SK Biopharmaceuticals Co., Ltd. | 280 |
6 |
| The Johns Hopkins University | 5929 |
5 |
| Oral Delivery Technology Ltd. | 6 |
5 |
| Oncopeptides Innovation AB | 29 |
5 |
| Société des Produits Nestlé S.A. | 10040 |
4 |
| The Regents of the University of California | 20868 |
4 |
| Baylor College of Medicine | 1013 |
4 |
| Bioprojet | 37 |
4 |
| Case Western Reserve University | 1905 |
4 |
| Dompé Farmaceutici S.p.A. | 302 |
4 |
| Enanta Pharmaceuticals, Inc. | 426 |
4 |
| Kura Oncology, Inc. | 134 |
4 |
| Kyoto University | 2931 |
4 |
| Oncopeptides AB | 49 |
4 |
| Bioventures, LLC | 242 |
4 |
| Merck Patent GmbH | 5742 |
3 |
| Other owners | 218 |