- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/54 - 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
Patent holdings for IPC class A61K 31/54
Total number of patents in this class: 764
10-year publication summary
|
47
|
41
|
31
|
23
|
36
|
33
|
35
|
42
|
22
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Merck Sharp & Dohme LLC | 3751 |
18 |
| Boehringer Ingelheim International GmbH | 4754 |
17 |
| Geistlich Pharma AG | 167 |
16 |
| Bristol-myers Squibb Company | 4863 |
12 |
| Shionogi & Co., Ltd. | 889 |
10 |
| Merck Sharp & Dohme Corp. | 2219 |
9 |
| Janssen Pharmaceutica N.V. | 3612 |
9 |
| CorMedix Inc. | 56 |
9 |
| Essentialis, Inc. | 23 |
9 |
| Imago Biosciences, Inc. | 37 |
9 |
| Sanofi | 3951 |
9 |
| Scent Science International Inc. | 16 |
8 |
| Glaxosmithkline LLC | 539 |
7 |
| Rigel Pharmaceuticals, Inc. | 586 |
7 |
| Merck Patent GmbH | 5842 |
6 |
| Amgen Inc. | 3899 |
6 |
| Global Blood Therapeutics, Inc. | 180 |
6 |
| The Hospital for Sick Children | 417 |
6 |
| Mcmaster University | 773 |
6 |
| Abbvie Inc. | 1782 |
5 |
| Other owners | 580 |