Controlled-release formulation for hearing loss and preparation method therefor
US12419842B2 · kind B2 · utility
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19Claims
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Key dates
| Filing date | Jan 29, 2021 |
| Grant date | Sep 23, 2025 |
| Priority date | — |
| Expiry date | Jul 17, 2042 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P27/16
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention relates to controlled release formulations for treating hearing loss and a method for preparing the same, and more particularly, to controlled release formulations for treating hearing loss prepared by dispersing a steroidal anti-inflammatory agent encapsulated in low molecular weight hyaluronic acid in an aqueous solution of high molecular weight hyaluronic acid and a method for preparing the same.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.