Sustained release systems of ascorbic acid phosphate
US8034363B2 · kind B2 · utility
1,368Cited by
5References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 11, 2008 |
| Grant date | Oct 11, 2011 |
| Priority date | — |
| Expiry date | Jun 19, 2029 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P43/00
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A novel method of preparing a controlled release composition is disclosed. Specifically, the present invention relates to a method of preparing controlled release compositions of ascorbic acid phosphate and absorbable polymers. Also disclosed is a novel controlled release composition of ascorbic acid phosphate made by the method of the present invention.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.