US 6238677
Starch microcapsules for delivery of active agents
expired A61KA61K9/5036
Quick answer
US patent 6238677 (Starch microcapsules for delivery of active agents) held by The United States of America, as represented by the Secretary of Agriculture expires Mon May 24 2021 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 May 29 2001 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon May 24 2021 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 9
- CPC classes
- A61K, A61K9/5036