- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/4995 - Pyrazines or piperazines forming part of bridged ring systems
Patent holdings for IPC class A61K 31/4995
Total number of patents in this class: 573
10-year publication summary
|
26
|
33
|
29
|
43
|
25
|
49
|
61
|
72
|
72
|
21
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Pharma Mar, S.A. | 215 |
36 |
| Mirum Pharmaceuticals, Inc. | 60 |
15 |
| Neurosearch A/S | 222 |
12 |
| Bow River LLC | 21 |
12 |
| Gilead Sciences, Inc. | 1879 |
10 |
| Oyster Point Pharma, Inc. | 57 |
10 |
| F. Hoffmann-La Roche AG | 7958 |
8 |
| The United States of America, as represented by the Secretary, Department of Health and Human Services | 2737 |
8 |
| Meiji Seika Pharma Co., Ltd. | 244 |
7 |
| Merck Sharp & Dohme LLC | 3689 |
7 |
| Actelion Pharmaceuticals Ltd | 576 |
6 |
| Shire Human Genetic Therapies, Inc. | 193 |
6 |
| Novartis AG | 11238 |
5 |
| Bristol-myers Squibb Company | 5080 |
5 |
| Hoffmann-La Roche Inc. | 3060 |
5 |
| The Regents of the University of California | 18943 |
5 |
| Genentech, Inc. | 3742 |
5 |
| Boehringer Ingelheim International GmbH | 4629 |
5 |
| Janssen Pharmaceutica N.V. | 3839 |
5 |
| Bayer AG | 3045 |
5 |
| Other owners | 396 |