🇺🇸 FDA
Patent

US 6444668

Combination regimens using progesterone receptor modulators

expired A61KA61K31/535A61K31/56

Quick answer

US patent 6444668 (Combination regimens using progesterone receptor modulators) held by Ligand Pharmaceuticals Incorporated expires Mon Aug 29 2022 00:00:00 GMT+0000 (Coordinated Universal Time). Status: expired.

Key facts

Applicant
Ligand Pharmaceuticals Incorporated
Grant date
Tue Sep 03 2002 00:00:00 GMT+0000 (Coordinated Universal Time)
Expiration
Mon Aug 29 2022 00:00:00 GMT+0000 (Coordinated Universal Time)
Claims
29
CPC classes
A61K, A61K31/535, A61K31/56