US 6444226
Purification and stabilization of peptide and protein pharmaceutical agents
expired A61KA61K38/28A61K47/22
Quick answer
US patent 6444226 (Purification and stabilization of peptide and protein pharmaceutical agents) held by Pharmaceutical Discovery Corporation expires Mon Aug 29 2022 00:00:00 GMT+0000 (Coordinated Universal Time). Status: expired.
Key facts
- Applicant
- Pharmaceutical Discovery Corporation
- Grant date
- Tue Sep 03 2002 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon Aug 29 2022 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 26
- CPC classes
- A61K, A61K38/28, A61K47/22, A61K47/6949, A61K9/0019