US 8546493
Multi-armed, monofunctional, and hydrolytically stable derivatives of poly(ethylene glycol) and related polymers for modification of surfaces and molecules
granted A61KA61K47/60
Quick answer
US patent 8546493 (Multi-armed, monofunctional, and hydrolytically stable derivatives of poly(ethylene glycol) and related polymers for modification of surfaces and molecules) held by Nektar Therapeutics expires Mon Sep 26 2033 00:00:00 GMT+0000 (Coordinated Universal Time). Status: granted.
Key facts
- Applicant
- Nektar Therapeutics
- Grant date
- Tue Oct 01 2013 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon Sep 26 2033 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 20
- CPC classes
- A61K, A61K47/60