Sustained release ionic conjugate
US7179490B2 · kind B2 · utility
0Cited by
7References
17Claims
0Family size
Assignee
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Key dates
| Filing date | Jan 19, 2006 |
| Grant date | Feb 20, 2007 |
| Priority date | — |
| Expiry date | Jan 19, 2026 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2985
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A method of spherifying a sustained release ionic conjugate which contains a free carboxyl group-containing biodegradable polymer and a free amino group-containing drug which are ionically bonded to each other.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.