🇺🇸 FDA
Patent

US 7220745

Heterocyclic compounds useful to treat HCV

granted A61PA61P31/12

Quick answer

US patent 7220745 (Heterocyclic compounds useful to treat HCV) held by Rigel Pharmaceuticals, Inc. expires Mon May 17 2027 00:00:00 GMT+0000 (Coordinated Universal Time). Status: granted.

Key facts

Applicant
Rigel Pharmaceuticals, Inc.
Grant date
Tue May 22 2007 00:00:00 GMT+0000 (Coordinated Universal Time)
Expiration
Mon May 17 2027 00:00:00 GMT+0000 (Coordinated Universal Time)
Claims
26
CPC classes
A61P, A61P31/12