- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 47/42 - ProteinsPolypeptidesDegradation products thereofDerivatives thereof, e.g. albumin, gelatin or zein
Patent holdings for IPC class A61K 47/42
Total number of patents in this class: 4456
10-year publication summary
|
324
|
342
|
390
|
346
|
356
|
408
|
335
|
328
|
332
|
117
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Regents of the University of California | 20574 |
83 |
| Trustees of Tufts College | 948 |
47 |
| Abraxis BioScience, LLC | 193 |
46 |
| FUJIFILM Corporation | 30294 |
36 |
| Massachusetts Institute of Technology | 10208 |
36 |
| Nissan Chemical Industries, Ltd. | 1666 |
26 |
| The University of Tokyo | 4329 |
25 |
| Soochow University | 1768 |
21 |
| Zhuhai Beihai Biotech Co., Ltd. | 55 |
20 |
| The Johns Hopkins University | 5825 |
19 |
| President and Fellows of Harvard College | 6045 |
19 |
| The Brigham and Women's Hospital, Inc. | 2270 |
19 |
| Osaka University | 3301 |
18 |
| Mayo Foundation for Medical Education and Research | 3355 |
17 |
| Kyoto University | 2892 |
17 |
| National University Corporation Hokkaido University | 1350 |
17 |
| Allergan, Inc. | 2206 |
16 |
| Agency for Science, Technology and Research | 3691 |
16 |
| Medisca Pharmaceutique Inc. | 139 |
16 |
| Nutramax Laboratories, Inc. | 253 |
16 |
| Other owners | 3926 |