US 9346759
Polymorphic crystal forms of 5-(2-{[6-(2,2-difluoro-2-phenylethoxy)hexyl]amino}-1-(R)-hydroxyethyl)-8-hydroxyquinolin-2(1H)-one, heminapadisytlate as agonist of the β2 adrenergic receptor
granted A61KA61K31/4704A61K45/06
Quick answer
US patent 9346759 (Polymorphic crystal forms of 5-(2-{[6-(2,2-difluoro-2-phenylethoxy)hexyl]amino}-1-(R)-hydroxyethyl)-8-hydroxyquinolin-2(1H)-one, heminapadisytlate as agonist of the β2 adrenergic receptor) held by Almirall, S.A. expires Mon May 19 2036 00:00:00 GMT+0000 (Coordinated Universal Time). Status: granted.
Key facts
- Applicant
- Almirall, S.A.
- Grant date
- Tue May 24 2016 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon May 19 2036 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 31
- CPC classes
- A61K, A61K31/4704, A61K45/06, A61P, A61P11/00