US 6569406
Inhaleable spray dried 4-helix bundle protein powders having minimized aggregation
expired A61KA61K9/0075A61K9/1688
Quick answer
US patent 6569406 (Inhaleable spray dried 4-helix bundle protein powders having minimized aggregation) held by Nektar Therapeutics expires Mon May 22 2023 00:00:00 GMT+0000 (Coordinated Universal Time). Status: expired.
Key facts
- Applicant
- Nektar Therapeutics
- Grant date
- Tue May 27 2003 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon May 22 2023 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 52
- CPC classes
- A61K, A61K9/0075, A61K9/1688, A61K9/1694