- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/546 - Compounds containing 5-thia-1-azabicyclo [4.2.0] octane ring systems, i.e. compounds containing a ring system of the formula , e.g. cephalosporins, cefaclor, cephalexine containing further heterocyclic rings, e.g. cephalothin
Patent holdings for IPC class A61K 31/546
Total number of patents in this class: 682
10-year publication summary
|
70
|
69
|
43
|
66
|
59
|
62
|
47
|
42
|
31
|
9
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Merck Sharp & Dohme LLC | 3737 |
26 |
| Shionogi & Co., Ltd. | 866 |
25 |
| Wockhardt Limited | 195 |
17 |
| VenatoRx Pharmaceuticals, Inc. | 77 |
16 |
| Theriva Biologics, Inc. | 86 |
16 |
| Insmed Incorporated | 269 |
14 |
| Qpex Biopharma, Inc. | 38 |
14 |
| Zoetis Services LLC | 1534 |
11 |
| The Regents of the University of California | 20590 |
9 |
| Bioversys AG | 79 |
9 |
| Helperby Therapeutics Limited | 62 |
7 |
| Meiji Seika Pharma Co., Ltd. | 256 |
7 |
| Mutabilis | 25 |
7 |
| Alpha 1 Biologics LLC | 6 |
6 |
| Incyte Holdings Corporation | 626 |
6 |
| Melinta Therapeutics, Inc. | 47 |
6 |
| University of Notre Dame du Lac | 600 |
6 |
| Xiangbei Welman Pharmaceutical Co., Ltd. | 35 |
6 |
| Centre National de La Recherche Scientifique | 10914 |
5 |
| The Johns Hopkins University | 5844 |
5 |
| Other owners | 464 |