US 6630169
Particulate delivery systems and methods of use
expired A61KA61K2039/505A61K2039/525
Quick answer
US patent 6630169 (Particulate delivery systems and methods of use) held by Nektar Therapeutics expires Mon Oct 02 2023 00:00:00 GMT+0000 (Coordinated Universal Time). Status: expired.
Key facts
- Applicant
- Nektar Therapeutics
- Grant date
- Tue Oct 07 2003 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon Oct 02 2023 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 52
- CPC classes
- A61K, A61K2039/505, A61K2039/525, A61K2039/543, A61K2039/55555