US 6541669
&bgr;2-adrenergic receptor agonists
expired A61KA61K47/55A61P
Quick answer
US patent 6541669 (&bgr;2-adrenergic receptor agonists) held by Theravance, Inc. expires Mon Mar 27 2023 00:00:00 GMT+0000 (Coordinated Universal Time). Status: expired.
Key facts
- Applicant
- Theravance, Inc.
- Grant date
- Tue Apr 01 2003 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon Mar 27 2023 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 23
- CPC classes
- A61K, A61K47/55, A61P, A61P11/00, A61P11/06