🇺🇸 FDA
Patent

US 6544970

Cyclic regimens utilizing indoline derivatives

expired A61KA61K31/535A61K31/56

Quick answer

US patent 6544970 (Cyclic regimens utilizing indoline derivatives) held by Ligand Pharmaceuticals Incorporated expires Mon Apr 03 2023 00:00:00 GMT+0000 (Coordinated Universal Time). Status: expired.

Key facts

Applicant
Ligand Pharmaceuticals Incorporated
Grant date
Tue Apr 08 2003 00:00:00 GMT+0000 (Coordinated Universal Time)
Expiration
Mon Apr 03 2023 00:00:00 GMT+0000 (Coordinated Universal Time)
Claims
19
CPC classes
A61K, A61K31/535, A61K31/56, A61K31/57, A61K45/06