EP Patent

EP1604665B1 — C-kit kinase inhibitor

Assigned to Eisai R&D Management Co Ltd · Expires 2011-05-11 · 15y expired

What this patent protects

It was discovered that a compound represented by the general formula (I) shows strong c-Kit kinase inhibitory activity, and it inhibits proliferation of c-Kit kinase activated-cancer cells in vitro and in vivo. A novel anticancer agent showing c-Kit kinase inhibitory activity was…

USPTO Abstract

It was discovered that a compound represented by the general formula (I) shows strong c-Kit kinase inhibitory activity, and it inhibits proliferation of c-Kit kinase activated-cancer cells in vitro and in vivo. A novel anticancer agent showing c-Kit kinase inhibitory activity was discovered. The general formula (I): (wherein R1 represents methyl etc., R2 represents cyano etc., R3 represents hydrogen etc., R4 represents hydrogen etc.).

Drugs covered by this patent

Patent Metadata

Patent number
EP1604665B1
Jurisdiction
EP
Classification
Expires
2011-05-11
Drug substance claim
No
Drug product claim
No
Assignee
Eisai R&D Management Co Ltd
Source
FDA Orange Book + USPTO grounding via Google Patents

Bibliographic data sourced from FDA Orange Book + USPTO public records. Plain-English summary generated by AI grounded in source text. Patent term extensions (PTR, SPC, pediatric) may shift the effective expiry. Not legal advice.

Track this patent

Get a daily-checked alert when vulnerability score, expiry, classification, or assignee changes. Email, Slack, or Teams delivery. Pro: 50 watches, Free: 3.