Hyaluronic acid modified by sphingosine-1-phosphoric acid
US10485874B2 · kind B2 · utility
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Key dates
| Filing date | Mar 5, 2015 |
| Grant date | Nov 26, 2019 |
| Priority date | — |
| Expiry date | Mar 5, 2035 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L5/08
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Hyaluronic acid modified with sphingosine-1-phosphate, and a medicine comprising the hyaluronic acid as an active ingredient, wherein the medicine can alleviate hepatic disorder caused by hypoxia/reoxygenation by protecting the liver sinusoidal endothelial cells, and the medicine can prevent and/or treat liver failure due to liver transplantation, hepatectomy, or other surgeries associated with liver ischemia/reperfusion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.