🇺🇸 FDA
Patent

US 6498154

Cyclic regimens using quinazolinone and benzoxazine derivatives

expired A61KA61K31/565A61K31/57

Quick answer

US patent 6498154 (Cyclic regimens using quinazolinone and benzoxazine derivatives) held by Ligand Pharmaceuticals Incorporated expires Mon Dec 19 2022 00:00:00 GMT+0000 (Coordinated Universal Time). Status: expired.

Key facts

Applicant
Ligand Pharmaceuticals Incorporated
Grant date
Tue Dec 24 2002 00:00:00 GMT+0000 (Coordinated Universal Time)
Expiration
Mon Dec 19 2022 00:00:00 GMT+0000 (Coordinated Universal Time)
Claims
17
CPC classes
A61K, A61K31/565, A61K31/57, A61K45/06, A61P