- 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: 4296
10-year publication summary
|
256
|
294
|
306
|
346
|
304
|
321
|
367
|
309
|
305
|
225
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Regents of the University of California | 20059 |
83 |
| Abraxis BioScience, LLC | 209 |
52 |
| Trustees of Tufts College | 886 |
44 |
| FUJIFILM Corporation | 29543 |
38 |
| Massachusetts Institute of Technology | 10102 |
36 |
| Nissan Chemical Industries, Ltd. | 1707 |
26 |
| Soochow University | 1740 |
21 |
| The University of Tokyo | 4200 |
21 |
| The Brigham and Women's Hospital, Inc. | 2212 |
20 |
| National University Corporation Hokkaido University | 1345 |
19 |
| Osaka University | 3383 |
18 |
| Zhuhai Beihai Biotech Co., Ltd. | 48 |
18 |
| The Johns Hopkins University | 5709 |
17 |
| President and Fellows of Harvard College | 5995 |
17 |
| Kyoto University | 2809 |
17 |
| Agency for Science, Technology and Research | 3639 |
16 |
| Mayo Foundation for Medical Education and Research | 3242 |
16 |
| Allergan, Inc. | 2337 |
15 |
| Kaneka Corporation | 4566 |
15 |
| Medisca Pharmaceutique Inc. | 139 |
15 |
| Other owners | 3772 |