Patent 6958335 was granted and assigned to Novartis on October, 2005 by the United States Patent and Trademark Office.
4-(4-methylpiperazin-1-ylmethyl)-N-[4-methyl-3-(4-pyridin-3-yl)pyrimidin-2-ylamino)phenyl]-benzamide of the formula Ior a pharmaceutically acceptable salt thereof can be used in the treatment of gastrointestinal stromal tumours.