US 8709476
Compositions of quaternary ammonium compounds containing bioavailability enhancers
granted A61KA61K31/14A61K47/12
Quick answer
US patent 8709476 (Compositions of quaternary ammonium compounds containing bioavailability enhancers) held by Supernus Pharmaceuticals, Inc. expires Mon Apr 24 2034 00:00:00 GMT+0000 (Coordinated Universal Time). Status: granted.
Key facts
- Applicant
- Supernus Pharmaceuticals, Inc.
- Grant date
- Tue Apr 29 2014 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon Apr 24 2034 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 30
- CPC classes
- A61K, A61K31/14, A61K47/12, A61K47/18, A61K9/2013