- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/4985 - Pyrazines or piperazines ortho- or peri-condensed with heterocyclic ring systems
Patent holdings for IPC class A61K 31/4985
Total number of patents in this class: 5428
10-year publication summary
|
379
|
368
|
386
|
410
|
456
|
470
|
457
|
424
|
487
|
306
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Intra-Cellular Therapies, Inc. | 411 |
166 |
| Abbvie Inc. | 1801 |
116 |
| Merck Sharp & Dohme LLC | 3741 |
81 |
| F. Hoffmann-La Roche AG | 7921 |
74 |
| Janssen Pharmaceutica N.V. | 3383 |
74 |
| Signal Pharmaceuticals, LLC | 179 |
72 |
| Gilead Sciences, Inc. | 2037 |
64 |
| Novartis AG | 10850 |
49 |
| Hoffmann-La Roche Inc. | 3422 |
48 |
| Genentech, Inc. | 3980 |
48 |
| Takeda Pharmaceutical Company Limited | 2709 |
46 |
| Boehringer Ingelheim International GmbH | 4648 |
44 |
| Acerta Pharma B.V. | 64 |
44 |
| AstraZeneca AB | 2908 |
39 |
| Pfizer Inc. | 3381 |
39 |
| ViiV Healthcare Company | 153 |
39 |
| Incyte Corporation | 1024 |
38 |
| Bristol-myers Squibb Company | 4893 |
37 |
| Merck Sharp & Dohme Corp. | 2190 |
37 |
| Shionogi & Co., Ltd. | 853 |
35 |
| Other owners | 4238 |