Patent 7604768 was granted and assigned to Objet Geometries on October, 2009 by the United States Patent and Trademark Office.
A method to help control the quality of printed three-dimensional objects is provided. The method may include depositing building materials to print a three-dimensional object with an adjacent support construction such that the object and the support construction are separated by a barrier and the barrier includes vacant pixels, where no building material is deposited.