Patent 7547424 was granted and assigned to VAN ANDEL RESEARCH INSTITUTE on June, 2009 by the United States Patent and Trademark Office.
An apparatus for placing a hydrophobic barrier on an examination slide including a vessel, a printer block having a printing surface to form a hydrophobic barrier on the examination slide in a specified pattern, a slide holder, and a reversible actuator. The invention also includes a method for placing a hydrophobic barrier on an examination slide in a specified pattern.