US 6306436
Stabilized, acid-free formulation for sustained release of bupropion hydrochloride
expired A61KA61K31/137A61K9/2013
Quick answer
US patent 6306436 (Stabilized, acid-free formulation for sustained release of bupropion hydrochloride) held by Teva Pharmaceuticals USA, Inc. expires Mon Oct 18 2021 00:00:00 GMT+0000 (Coordinated Universal Time). Status: expired.
Key facts
- Applicant
- Teva Pharmaceuticals USA, Inc.
- Grant date
- Tue Oct 23 2001 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon Oct 18 2021 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 36
- CPC classes
- A61K, A61K31/137, A61K9/2013, A61K9/2018, A61K9/2027