US 7521561
Biphenyl derivatives
granted A61KA61K31/445A61K31/452
Quick answer
US patent 7521561 (Biphenyl derivatives) held by Theravance, Inc. expires Mon Apr 16 2029 00:00:00 GMT+0000 (Coordinated Universal Time). Status: granted.
Key facts
- Applicant
- Theravance, Inc.
- Grant date
- Tue Apr 21 2009 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon Apr 16 2029 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 19
- CPC classes
- A61K, A61K31/445, A61K31/452, A61P, A61P11/00