🇺🇸 FDA
Patent

US 6358948

Quinazolinone and benzoxazine derivatives as progesterone receptor modulators

expired A61KA61K31/4704A61K31/517

Quick answer

US patent 6358948 (Quinazolinone and benzoxazine derivatives as progesterone receptor modulators) held by Ligand Pharmaceuticals Incorporated expires Mon Mar 14 2022 00:00:00 GMT+0000 (Coordinated Universal Time). Status: expired.

Key facts

Applicant
Ligand Pharmaceuticals Incorporated
Grant date
Tue Mar 19 2002 00:00:00 GMT+0000 (Coordinated Universal Time)
Expiration
Mon Mar 14 2022 00:00:00 GMT+0000 (Coordinated Universal Time)
Claims
18
CPC classes
A61K, A61K31/4704, A61K31/517, A61K31/536, A61P