- 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: 5945
10-year publication summary
|
370
|
387
|
422
|
465
|
474
|
464
|
436
|
538
|
528
|
369
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Intra-Cellular Therapies, Inc. | 437 |
186 |
| Abbvie Inc. | 1799 |
121 |
| Merck Sharp & Dohme LLC | 3737 |
82 |
| Signal Pharmaceuticals, LLC | 176 |
73 |
| Gilead Sciences, Inc. | 2236 |
72 |
| F. Hoffmann-La Roche AG | 7808 |
71 |
| Janssen Pharmaceutica N.V. | 3160 |
70 |
| Hoffmann-La Roche Inc. | 3818 |
61 |
| Genentech, Inc. | 4114 |
53 |
| Novartis AG | 10173 |
46 |
| Acerta Pharma B.V. | 69 |
46 |
| Takeda Pharmaceutical Company Limited | 2700 |
45 |
| Boehringer Ingelheim International GmbH | 4486 |
43 |
| Pfizer Inc. | 3409 |
41 |
| ViiV Healthcare Company | 164 |
41 |
| Shionogi & Co., Ltd. | 883 |
39 |
| Merck Sharp & Dohme Corp. | 2183 |
37 |
| Incyte Corporation | 1066 |
37 |
| Bristol-myers Squibb Company | 4757 |
36 |
| Eli Lilly and Company | 4101 |
35 |
| Other owners | 4710 |