- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/734 - Alginic acid
Patent holdings for IPC class A61K 31/734
Total number of patents in this class: 346
10-year publication summary
|
24
|
22
|
31
|
25
|
21
|
26
|
33
|
28
|
12
|
9
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mochida Pharmaceutical Co., Ltd. | 337 |
20 |
| Algipharma AS | 42 |
16 |
| National University Corporation Hokkaido University | 1342 |
13 |
| Hadasit Medical Research Services and Development Ltd. | 297 |
8 |
| InovoBiologic Inc. | 146 |
7 |
| Jellynov | 7 |
7 |
| DRUGS MINERALS AND GENERICS ITALIA S.R.L. in forma abbreviata D.M.G. ITALIA S.R.L. | 112 |
6 |
| Pharagen LLC | 6 |
6 |
| Allustra Technologies LLC | 74 |
6 |
| Morinaga Milk Industry Co., Ltd. | 355 |
5 |
| N.V. Nutricia | 1062 |
5 |
| Shanghai Institute of Materia Medica, Chinese Academy of Sciences | 823 |
5 |
| Kao Corporation | 4964 |
4 |
| Bausch & Lomb Incorporated | 1106 |
4 |
| RD Biomed Limited | 5 |
4 |
| Rohto Pharmaceutical Co., Ltd. | 380 |
4 |
| University of Newcastle upon Tyne | 243 |
4 |
| Reflux Gourmet LLC | 29 |
4 |
| Know bio, LLC | 73 |
4 |
| ACP Japan Co., Ltd. | 74 |
3 |
| Other owners | 211 |