US 6814980
Microspheres containing condensed polyanionic bioactive agents and methods for their production
expired A61KA61K9/5153A61K9/5192
Quick answer
US patent 6814980 (Microspheres containing condensed polyanionic bioactive agents and methods for their production) held by THE REGENTS OF THE UNIVERSITY OF MICHIGAN expires Mon Nov 04 2024 00:00:00 GMT+0000 (Coordinated Universal Time). Status: expired.
Key facts
- Applicant
- THE REGENTS OF THE UNIVERSITY OF MICHIGAN
- Grant date
- Tue Nov 09 2004 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon Nov 04 2024 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 5
- CPC classes
- A61K, A61K9/5153, A61K9/5192