US 6908963
Thioester polymer derivatives and method of modifying the N-terminus of a polypeptide therewith
expired A61KA61K47/60
Quick answer
US patent 6908963 (Thioester polymer derivatives and method of modifying the N-terminus of a polypeptide therewith) held by Nektar Therapeutics AL, Corporation expires Mon Jun 16 2025 00:00:00 GMT+0000 (Coordinated Universal Time). Status: expired.
Key facts
- Applicant
- Nektar Therapeutics AL, Corporation
- Grant date
- Tue Jun 21 2005 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon Jun 16 2025 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 32
- CPC classes
- A61K, A61K47/60