ALEXANDRIA, Va., May 19 -- United States Patent no. 12,629,690, issued on May 19, was assigned to Ventana Medical Systems Inc. (Tucson, Ariz.).

"Non-contact, on-slide fluid mixing" was invented by Emily Alkandry (Olney, Md.), Anik Duttaroy (Lorton, Va.) and Evan Graves (Tucson, Ariz.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A microscope slide holder comprising a slide support member and at least one acoustic source for introducing acoustic waves to a microscope slide in communication with the slide support member such that one or more fluids present on the surface of the microscope slide are contactlessly mixed."

The patent was filed on June 20, 2024, under Application No. 18/748,649.

*For further in...