Ventana Medical Systems Inc. (Tuscon, AZ) and Vision Systems Pty. Ltd. (Mt. Waverley, Australia), a subsidiary of Danaher Corp., have settled a patent-infringement case involving automated staining instruments in applications such as cytology. Both companies make tissue and slide preparation systems. Under terms of the deal, reports the Associated Press, Ventana receives an upfront payment and a running royalty through March 2010 on U.S. sales of Vision's Bond instruments and related products. In exchange, Ventana will give the company a non-exclusive license to the patent of its Bond-X and Bond maX automated staining instruments. Financial terms were not disclosed.