US 6669962
Starch microcapsules for delivery of active agents
expired A61KA61K9/5036
Quick answer
US patent 6669962 (Starch microcapsules for delivery of active agents) held by The United States of America, as represented by the Secretary of Agriculture expires Mon Dec 25 2023 00:00:00 GMT+0000 (Coordinated Universal Time). Status: expired.
Key facts
- Applicant
- The United States of America, as represented by the Secretary of Agriculture
- Grant date
- Tue Dec 30 2003 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon Dec 25 2023 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 19
- CPC classes
- A61K, A61K9/5036