- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 9/19 - Particulate form, e.g. powders lyophilised
Patent holdings for IPC class A61K 9/19
Total number of patents in this class: 4416
10-year publication summary
|
289
|
368
|
389
|
485
|
500
|
464
|
471
|
427
|
350
|
13
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Takeda Pharmaceutical Company Limited | 2945 |
57 |
| Amgen Inc. | 3894 |
50 |
| CJ BioScience, Inc. | 77 |
38 |
| Novartis AG | 11297 |
37 |
| Regeneron Pharmaceuticals, Inc. | 3974 |
36 |
| Merck Patent GmbH | 5849 |
32 |
| Pfizer Inc. | 3373 |
31 |
| Mayo Foundation for Medical Education and Research | 3100 |
29 |
| Board of Regents, The University of Texas System | 5604 |
25 |
| Otsuka Pharmaceutical Co., Ltd. | 1538 |
25 |
| Allergan, Inc. | 2445 |
24 |
| Merck Sharp & Dohme LLC | 3742 |
24 |
| Chugai Seiyaku Kabushiki Kaisha | 1315 |
23 |
| Catalent U.K. Swindon Zydis Limited | 47 |
23 |
| Genentech, Inc. | 3864 |
22 |
| Ferring B.V. | 710 |
21 |
| Nitto Denko Corporation | 8069 |
17 |
| Baxter International Inc. | 2452 |
17 |
| Baxter Healthcare S.A. | 1841 |
16 |
| Abraxis BioScience, LLC | 212 |
16 |
| Other owners | 3853 |