- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/547 - 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 spiro-condensed or forming part of bridged ring systems
Patent holdings for IPC class A61K 31/547
Total number of patents in this class: 78
10-year publication summary
|
8
|
5
|
1
|
3
|
2
|
2
|
1
|
3
|
5
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Amgen Inc. | 4258 |
7 |
| Merck Sharp & Dohme Corp. | 2190 |
5 |
| C4 Theraprutics, Inc. | 60 |
4 |
| Chronos Therapeutics Limited | 19 |
3 |
| Eli Lilly and Company | 3925 |
3 |
| Novartis AG | 10623 |
2 |
| Janssen Pharmaceutica N.V. | 3351 |
2 |
| City of Hope | 1011 |
2 |
| Elanco Animal Health Ireland Limited | 3 |
2 |
| Katholieke Universiteit Leuven | 1222 |
2 |
| Les Laboratoires Servier | 523 |
2 |
| Revolution Medicines, Inc. | 265 |
2 |
| Aligos Therapeutics, Inc. | 170 |
2 |
| Erasca, Inc. | 91 |
2 |
| Vividion Therapeutics, Inc. | 40 |
2 |
| Merck Sharp & Dohme LLC | 3737 |
2 |
| Pfizer Inc. | 3401 |
1 |
| FUJIFILM Corporation | 29817 |
1 |
| Takeda Pharmaceutical Company Limited | 2717 |
1 |
| Aranda Pharma Ltd | 5 |
1 |
| Other owners | 30 |