US 6962716
Compositions and methods for biodegradable microspheres as carriers of bioactive substances
expired A61KA61K9/1647
Quick answer
US patent 6962716 (Compositions and methods for biodegradable microspheres as carriers of bioactive substances) held by The Board of Regents of the University of Texas System expires Mon Nov 03 2025 00:00:00 GMT+0000 (Coordinated Universal Time). Status: expired.
Key facts
- Applicant
- The Board of Regents of the University of Texas System
- Grant date
- Tue Nov 08 2005 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon Nov 03 2025 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 35
- CPC classes
- A61K, A61K9/1647