- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/539 - 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 oxygen as the ring hetero atoms, e.g. 1,2-oxazines having two or more oxygen atoms in the same ring, e.g dioxazines
Patent holdings for IPC class A61K 31/539
Total number of patents in this class: 28
10-year publication summary
|
2
|
0
|
1
|
1
|
1
|
4
|
1
|
3
|
3
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Novartis AG | 10175 |
3 |
| Bayer AG | 3562 |
2 |
| The Broad Institute, Inc. | 1990 |
2 |
| Sensorium Therapeutics, Inc. | 43 |
2 |
| The Procter & Gamble Company | 21859 |
1 |
| Bayer Cropscience AG | 1836 |
1 |
| FUJIFILM Corporation | 30628 |
1 |
| Dainippon Sumitomo Pharma Co., Ltd. | 164 |
1 |
| Dalian University of Technology | 1601 |
1 |
| Emory University | 1722 |
1 |
| Gilead Sciences, Inc. | 2242 |
1 |
| InterMune, Inc. | 47 |
1 |
| Kumiai Chemical Industry Co., Ltd. | 315 |
1 |
| Liaoning Lifeng Scientific & Technology Development Company Ltd. | 11 |
1 |
| Liverpool School of Tropical Medicine | 27 |
1 |
| Peking University | 1468 |
1 |
| Sixera Pharma AB | 8 |
1 |
| The University of Liverpool | 315 |
1 |
| Hikma Pharmaceuticals USA Inc. | 152 |
1 |
| Beijing Weilanzhiyuan Medical Technology Co., Ltd. | 5 |
1 |
| Other owners | 3 |