Tetra Laval Group issued US patent for 'method and device for traceability marking and packaging line provided with traceability marking device;' magnetic head reader reads non-visible information, which can then be printed on packaging material
November 15, 2013
(U.S. Fed News)
– United States Patent no. 8,579,204, issued on Nov. 12, was assigned to Tetra Laval Holdings & Finance S.A. (Pully, Switzerland).
"Method and device for traceability marking and packaging line provided with traceability marking device" was invented by Per Scharfenort (Furulund, Sweden), Hans Johansson (Lomma, Sweden), Lars Bergholtz (Hoganas, Sweden), Lars Sickert (Lund, Sweden), Paolo Benedetti (Modena, Italy) and Guido Wiener (Lund, Sweden).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a method for visualization of non-visible information on a packaging material to provide traceability. The method comprises the steps of: reading the non-visible information from the packaging material by means of a magnetic head reader, processing the non-visible information in a central processing unit together with additional new non-visible information, and printing an optional portion of the amount of combined non-visible information onto the packaging material as a traceability marking. The invention also relates to a device for carrying out the method and a packaging line with a filling machine making use of the device."
The patent was filed on Sept. 25, 2009, under Application No. 13/123,277.
*For further information, including images, charts and tables, click here