US 6649621
Prevention or reversal of sensorineural hearing loss (SNHL) through biologic mechanisms
expired A61KA61K31/05A61K31/198
Quick answer
US patent 6649621 (Prevention or reversal of sensorineural hearing loss (SNHL) through biologic mechanisms) held by United States of America as represented by the Secretary of the Air Force expires Mon Nov 13 2023 00:00:00 GMT+0000 (Coordinated Universal Time). Status: expired.
Key facts
- Applicant
- United States of America as represented by the Secretary of the Air Force
- Grant date
- Tue Nov 18 2003 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon Nov 13 2023 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 8
- CPC classes
- A61K, A61K31/05, A61K31/198, A61K31/385, A61K31/426