Method for improving storage stability
US12390415B2 · kind B2 · utility
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2References
16Claims
0Family size
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Inventor
Key dates
| Filing date | Feb 21, 2020 |
| Grant date | Aug 19, 2025 |
| Priority date | — |
| Expiry date | Jan 2, 2043 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61L2400/06
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A submucosal injection material whose quality deterioration during a storage period is prevented is provided. It is a submucosal injection material, which contains hyaluronic acid, and to which a dye is added.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.