PYRIDINO-PYRIDINONE DERIVATIVES,PREPARATION THEREOF,AND THERAPEUTIC USE THEREOF

摘要

The present invention relates to pyridopyridone derivatives of formula (I): in which the variables are as defined herein, to their preparation and to their therapeutic use as inhibitors of the kinase activity of PDGF (platelet-derived growth factor) ligand receptors and possibly of FLT3 (fms-like tyrosine kinase receptor) ligand receptors.