Positively charged amphiphilic block copolymer as drug carrier and complex thereof with negatively charged drug
US7226616B2 · kind B2 · utility
1Cited by
7References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 13, 2002 |
| Grant date | Jun 5, 2007 |
| Priority date | — |
| Expiry date | Aug 19, 2023 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G63/664
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention provides a cationic group-containing amphiphilic block copolymer that is biocompatible and biodegradable, and when used as a drug carrier for an anionic drug, provides several advantages, such as increased blood concentration and improved stability of the drug.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.