US 6472438
Active topical skin protectants containing S-330
expired A61KA61K2800/413A61K31/02
Quick answer
US patent 6472438 (Active topical skin protectants containing S-330) held by The United States of America as represented by the Secretary of the Army expires Mon Oct 24 2022 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 Oct 29 2002 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon Oct 24 2022 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 21
- CPC classes
- A61K, A61K2800/413, A61K31/02, A61K31/08, A61K8/0241