US 9108918
Process for preparing 5-(2-{[6-(2,2-difluoro-2-phenylethoxy)hexyl]amino}-1(R)-hydroxyethyl)-8-hydroxyquinolin-2(1H)-one via a novel intermediate
granted A61KA61K31/4704A61P
Quick answer
US patent 9108918 (Process for preparing 5-(2-{[6-(2,2-difluoro-2-phenylethoxy)hexyl]amino}-1(R)-hydroxyethyl)-8-hydroxyquinolin-2(1H)-one via a novel intermediate) held by Almirall, S.A. expires Mon Aug 13 2035 00:00:00 GMT+0000 (Coordinated Universal Time). Status: granted.
Key facts
- Applicant
- Almirall, S.A.
- Grant date
- Tue Aug 18 2015 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon Aug 13 2035 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 26
- CPC classes
- A61K, A61K31/4704, A61P, A61P11/00