- 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: 4649
10-year publication summary
|
266
|
331
|
348
|
437
|
451
|
425
|
422
|
404
|
352
|
254
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Takeda Pharmaceutical Company Limited | 2706 |
59 |
| Amgen Inc. | 4105 |
51 |
| Regeneron Pharmaceuticals, Inc. | 4335 |
39 |
| CJ BioScience, Inc. | 77 |
38 |
| Novartis AG | 10725 |
37 |
| Merck Patent GmbH | 5768 |
35 |
| Pfizer Inc. | 3375 |
33 |
| Mayo Foundation for Medical Education and Research | 3245 |
31 |
| Board of Regents, The University of Texas System | 5860 |
26 |
| Otsuka Pharmaceutical Co., Ltd. | 1492 |
26 |
| Genentech, Inc. | 4001 |
25 |
| Merck Sharp & Dohme LLC | 3757 |
25 |
| Allergan, Inc. | 2337 |
22 |
| Chugai Seiyaku Kabushiki Kaisha | 1368 |
22 |
| Catalent U.K. Swindon Zydis Limited | 46 |
22 |
| Ferring B.V. | 707 |
21 |
| Nitto Denko Corporation | 8295 |
17 |
| Abraxis BioScience, LLC | 209 |
16 |
| Shanghai Hengrui Pharmaceutical Co., Ltd. | 643 |
16 |
| BioNTech SE | 695 |
16 |
| Other owners | 4072 |