Compositions comprising aqueous dispersions of lipid spheres
US4897308A · kind A · utility
34Cited by
6References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 8, 1988 |
| Grant date | Jan 30, 1990 |
| Priority date | — |
| Expiry date | Jun 8, 2008 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2985
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A mixture of at least two aqueous dispersions of non-ionic lipid spherules encapsulating an aqueous phase containing an active substance. The active substance encapsulated in the spherules of one of the dispersions is different from the active substance encapsulated in the spherules of another of the dispersions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.