ALEXANDRIA, Va., May 26 -- United States Patent no. 12,636,900, issued on May 26, was assigned to Esko Software BV (Ghent, Belgium).

"Method for smoother tonal response in flexographic printing" was invented by Peter Morisse (Bornem, Belgium) and Wolfgang Sievers (Kremperheide, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "A process for creating a mask for making a printing plate from an unexposed flexographic plate having a masking layer. The process includes providing image information as a first screen having a first plurality of pixels and defining openings in the masking layer in accordance with the image information by superimposing on at least a portion of the image information a base pattern...