- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 38/19 - CytokinesLymphokinesInterferons
Patent holdings for IPC class A61K 38/19
Total number of patents in this class: 3435
10-year publication summary
|
259
|
286
|
308
|
313
|
284
|
308
|
217
|
233
|
216
|
115
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |