US 6838528
Multi-arm block copolymers as drug delivery vehicles
expired A61KA61K31/724A61K31/74
Quick answer
US patent 6838528 (Multi-arm block copolymers as drug delivery vehicles) held by Nektar Therapeutics AL, Corporation expires Mon Dec 30 2024 00:00:00 GMT+0000 (Coordinated Universal Time). Status: expired.
Key facts
- Applicant
- Nektar Therapeutics AL, Corporation
- Grant date
- Tue Jan 04 2005 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon Dec 30 2024 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 38
- CPC classes
- A61K, A61K31/724, A61K31/74, A61K31/77, A61K47/593