- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/721 - Dextrans
Patent holdings for IPC class A61K 31/721
Total number of patents in this class: 265
10-year publication summary
|
23
|
25
|
22
|
20
|
17
|
30
|
19
|
15
|
15
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| TX Medic AB | 43 |
13 |
| Navidea Biopharmaceuticals, Inc. | 63 |
12 |
| Pharmacosmos Holding A/S | 187 |
10 |
| American Regent, Inc. | 110 |
9 |
| Adocia | 140 |
6 |
| Rohto Pharmaceutical Co., Ltd. | 358 |
5 |
| Chelation Partners Incorporated | 8 |
4 |
| Emmaus Medical, Inc. | 18 |
4 |
| Tate & Lyle Ingredients France SAS | 5 |
4 |
| Uniwersytet Jagiellonski | 253 |
4 |
| XVIVO Perfusion AB | 44 |
4 |
| Centre National de La Recherche Scientifique | 10102 |
3 |
| The Johns Hopkins University | 5533 |
3 |
| Marinus Pharmaceuticals, Inc. | 57 |
3 |
| Morinaga Milk Industry Co., Ltd. | 358 |
3 |
| Novelmed Therapeutics, Inc. | 51 |
3 |
| Nutrition & Biosciences USA 4, Inc. | 208 |
3 |
| Medicine Park Co., Ltd. | 3 |
3 |
| Amryt Endo, Inc. | 53 |
3 |
| Tate & Lyle Solutions USA LLC | 111 |
3 |
| Other owners | 163 |