- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 47/52 - Medicinal preparations characterised by the non-active ingredients used, e.g. carriers or inert additivesTargeting or modifying agents chemically bound to the active ingredient the non-active ingredient being chemically bound to the active ingredient, e.g. polymer-drug conjugates the non-active ingredient being a modifying agent the modifying agent being an inorganic compound, e.g. an inorganic ion that is complexed with the active ingredient
Patent holdings for IPC class A61K 47/52
Total number of patents in this class: 279
10-year publication summary
|
11
|
25
|
20
|
34
|
28
|
38
|
38
|
22
|
22
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Selecta Biosciences, Inc. | 183 |
10 |
| Korea Institute of Geoscience and Mineral Resources | 241 |
9 |
| The Regents of the University of California | 20378 |
5 |
| Purdue Research Foundation | 3782 |
5 |
| BioMarin Pharmaceutical Inc. | 385 |
5 |
| Cedars-Sinai Medical Center | 1187 |
5 |
| The Government of the United States of America, as represented by the Secretary of the Navy | 1384 |
5 |
| The Regents of the University of Michigan | 4846 |
4 |
| Austin Research Labs Corp. | 18 |
4 |
| Da Zen Theranostics, Inc. | 14 |
4 |
| Massachusetts Institute of Technology | 10172 |
3 |
| The Board of Trustees of the Leland Stanford Junior University | 6587 |
3 |
| University of Florida Research Foundation, Inc. | 4124 |
3 |
| Astellas Pharma Inc. | 1050 |
3 |
| Dongguk University Industry-Academic Cooperation Foundation | 457 |
3 |
| Ligand Pharmaceuticals Incorporated | 170 |
3 |
| Osaka University | 3358 |
3 |
| Washington University | 1674 |
3 |
| Disarm Therapeutics, Inc. | 53 |
3 |
| Diverse Biotech, Inc. | 19 |
3 |
| Other owners | 193 |