🇺🇸 FDA
Patent

US 6455561

Heterocyclic compounds and their therapeutic use

expired A61PA61P1/00A61P11/00

Quick answer

US patent 6455561 (Heterocyclic compounds and their therapeutic use) held by Darwin Discovery Limited expires Mon Sep 19 2022 00:00:00 GMT+0000 (Coordinated Universal Time). Status: expired.

Key facts

Applicant
Darwin Discovery Limited
Grant date
Tue Sep 24 2002 00:00:00 GMT+0000 (Coordinated Universal Time)
Expiration
Mon Sep 19 2022 00:00:00 GMT+0000 (Coordinated Universal Time)
Claims
8
CPC classes
A61P, A61P1/00, A61P11/00, A61P11/06, A61P13/12