ALEXANDRIA, Va., Nov. 25 -- United States Patent no. 12,478,972, issued on Nov. 25, was assigned to Sartorius Liquid Handling oy (Helsinki).
"Spacer plate, a stackable rack, a stacked assembly of at least two racks, and use of a spacer plate" was invented by Tuomas Kuitunen (Helsinki).
According to the abstract* released by the U.S. Patent & Trademark Office: "According to an aspect of the present invention, there is provided a spacer plate for a rack for disposable pipette tips, the rack comprising: a tip plate comprising openings, the openings being adapted for holding a first set of disposable pipette tips. The rack is stackable on another rack adapted for holding a second set of disposable pipette tips, to a nested and stacked configu...