Medical polymers and uses thereof
US7550512B2 · kind B2 · utility
0Cited by
0References
3Claims
0Family size
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Inventors
Key dates
| Filing date | Jun 3, 2004 |
| Grant date | Jun 23, 2009 |
| Priority date | — |
| Expiry date | Nov 18, 2026 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L2205/05
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention provides a polyethylene glycol derivative having sugar residue-containing side chains and carboxyl group-containing side chains, and a method of preparing the same. The present invention also provides a carrier for drug delivery systems and a carrier for gene transfer, both comprising the polyethylene glycol derivative.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.