Methods and compositions for preparing a silk microsphere
US11576862B2 · kind B2 · utility
0Cited by
21References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 11, 2017 |
| Grant date | Feb 14, 2023 |
| Priority date | — |
| Expiry date | Apr 13, 2038 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K47/38
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Provided herein relates to methods and compositions for preparing a silk microsphere and the resulting silk microsphere. In some embodiments, the methods and compositions described herein are all aqueous, which can be used for encapsulating an active agent in a silk microsphere, while maintaining activity of the active agent during processing. In some embodiments, the resulting silk microsphere can be used for sustained delivery of an active agent encapsulated therein.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.