US 7033608
“Burst-free” sustained release poly-(lactide/glycolide) microspheres
expired A61KA61K9/5031
Quick answer
US patent 7033608 (“Burst-free” sustained release poly-(lactide/glycolide) microspheres) held by The United States of America as represented by the Secretary of the Army expires Mon Apr 20 2026 00:00:00 GMT+0000 (Coordinated Universal Time). Status: expired.
Key facts
- Applicant
- The United States of America as represented by the Secretary of the Army
- Grant date
- Tue Apr 25 2006 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon Apr 20 2026 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 4
- CPC classes
- A61K, A61K9/5031