Patent 7424852 was granted and assigned to NCR on September, 2008 by the United States Patent and Trademark Office.
A slitting machine includes a stand for supporting a web which is slit into multiple ribbons by a plurality of blades, with the ribbons being wound on corresponding cores supported on an arbor. A common ink roller is mounted across the feedpath of the web and has a printing surface configured to print an end-of-roll warning stripe in a universal pattern bridging adjacent ribbons irrespective of individual width thereof.