ALEXANDRIA, Va., June 19 -- United States Patent no. 12,330,328, issued on June 17, was assigned to Diebec Matrices LTEE (Canada).
"Die block, steel-rule die assembly comprising the same, and method thereof" was invented by Paolo Quercia (Pierrefonds, Canada).
According to the abstract* released by the U.S. Patent & Trademark Office: "The invention relates to steel-rule cutting dies having a die block with at least one kerf configured to receive a corresponding steel-rule intended to be partially inserted into the kerf. The die block also has at least one element having magnetic properties, such as for instance a magnet, located or embedded in proximity to each kerf for providing a magnetic field that retains the steel-rule when the steel...