US 6864350
Soluble, degradable poly (ethylene glycol) derivatives for controllable release of bound molecules into solution
expired A61KA61K47/60
Quick answer
US patent 6864350 (Soluble, degradable poly (ethylene glycol) derivatives for controllable release of bound molecules into solution) held by Nektar Therapeutics AL, Corporation expires Mon Mar 03 2025 00:00:00 GMT+0000 (Coordinated Universal Time). Status: expired.
Key facts
- Applicant
- Nektar Therapeutics AL, Corporation
- Grant date
- Tue Mar 08 2005 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon Mar 03 2025 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 44
- CPC classes
- A61K, A61K47/60