Physiologically active substance carrier
US11129796B2 · kind B2 · utility
3Cited by
4References
22Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 6, 2018 |
| Grant date | Sep 28, 2021 |
| Priority date | — |
| Expiry date | Apr 28, 2038 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC01P2006/12
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A bioactive substance carrier includes a bioactive substance and porous silica particles supporting the bioactive substance and having a plurality of pores with a diameter of 5 nm to 100 nm. The porous silica particles have particular physical properties, can deliver all various drugs by a supported amount in a sustained manner, and can be parenterally administered.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.