- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/722 - Chitin; Chitosan
Patent holdings for IPC class A61K 31/722
Total number of patents in this class: 774
10-year publication summary
|
55
|
57
|
67
|
58
|
72
|
62
|
47
|
44
|
51
|
17
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Synedgen, Inc. | 59 |
24 |
| Medtrade Products Limited | 119 |
17 |
| Guangdong Pharmaceutical University | 63 |
15 |
| Medtronic, Inc. | 9964 |
13 |
| KiOmed Pharma | 22 |
12 |
| Alumend, LLC | 28 |
9 |
| Polichem SA | 204 |
9 |
| Chitogenx Inc. | 8 |
8 |
| University of South Florida | 1817 |
7 |
| Immunophotonics, Inc. | 17 |
7 |
| Covidien LP | 10647 |
6 |
| Boston Scientific Scimed, Inc. | 8794 |
6 |
| Croma-Pharma Gesellschaft m.b.H | 118 |
6 |
| Primex ehf. | 32 |
6 |
| Wako Filter Technology Co., Ltd. | 15 |
6 |
| Leopold GmbH | 6 |
6 |
| per OS Biosciences, LLC | 11 |
6 |
| SolyPlus GmbH | 12 |
6 |
| Centre National de La Recherche Scientifique | 9632 |
5 |
| Medoderm GmbH | 49 |
5 |
| Other owners | 595 |