🇺🇸 FDA
Patent

US 6916961

β2-adrenergic receptor agonists

expired A61KA61K31/137A61K31/167

Quick answer

US patent 6916961 (β2-adrenergic receptor agonists) held by Theravance, Inc. expires Mon Jul 07 2025 00:00:00 GMT+0000 (Coordinated Universal Time). Status: expired.

Key facts

Applicant
Theravance, Inc.
Grant date
Tue Jul 12 2005 00:00:00 GMT+0000 (Coordinated Universal Time)
Expiration
Mon Jul 07 2025 00:00:00 GMT+0000 (Coordinated Universal Time)
Claims
8
CPC classes
A61K, A61K31/137, A61K31/167, A61K31/403, A61K31/404