Cationic calibrated-size gas-filled microvesicles
US12233131B2 · kind B2 · utility
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18Claims
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Assignee
Inventors
Key dates
| Filing date | Jul 14, 2022 |
| Grant date | Feb 25, 2025 |
| Priority date | — |
| Expiry date | Jul 14, 2042 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K48/0041
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Technical field The invention relates to new calibrated-size gas-filled microvesicles bearing an overall positive charge, to their use and to their method of manufacturing. The gas-filled microvesicles have a geometric standard deviation (GSD) value of at least 1.25 or lower and a stabilizing envelope comprising an amphiphilic material, said amphiphilic material comprising a cationic lipid and a neutral or cationic amphiphilic polymeric compound.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.