🇺🇸 FDA
Patent

US 8202891

Quaternary ammonium compounds useful as muscarinic receptor antagonists

granted A61PA61P11/00A61P11/06

Quick answer

US patent 8202891 (Quaternary ammonium compounds useful as muscarinic receptor antagonists) held by Theravance, Inc. expires Mon Jun 14 2032 00:00:00 GMT+0000 (Coordinated Universal Time). Status: granted.

Key facts

Applicant
Theravance, Inc.
Grant date
Tue Jun 19 2012 00:00:00 GMT+0000 (Coordinated Universal Time)
Expiration
Mon Jun 14 2032 00:00:00 GMT+0000 (Coordinated Universal Time)
Claims
16
CPC classes
A61P, A61P11/00, A61P11/06, A61P11/08, A61P43/00