US 6514994
Levobupivacaine and its use
expired A61KA61K31/445A61P
Quick answer
US patent 6514994 (Levobupivacaine and its use) held by Darwin Discovery Limited expires Mon Jan 30 2023 00:00:00 GMT+0000 (Coordinated Universal Time). Status: expired.
Key facts
- Applicant
- Darwin Discovery Limited
- Grant date
- Tue Feb 04 2003 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon Jan 30 2023 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 7
- CPC classes
- A61K, A61K31/445, A61P, A61P23/00, A61P23/02