Patent 7906642 was granted and assigned to Krka (company) on March, 2011 by the United States Patent and Trademark Office.
The invention relates to a novel and well defined Oolvate form of olanzapine which contains 2 molecules of water and 1 molecule of isopropanol per 2 molecules of olanzapine, and which can be converted into other, forms of olanzapine, in particular form (I) of olanzapine, as well as processes for preparing form (I) olanzapine.