The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 03, 2010
Filed:
Jan. 27, 2006
Tommy Nilsson, Eslöv, SE;
Håkan Svenson, Landskrona, SE;
Anette Lantz, Legal Representative, Landskrona, SE;
Hans Johansson, Lomma, SE;
Lars Bergholtz, Höganäs, SE;
Claes Ingvert, Lund, SE;
Tommy Nilsson, Eslöv, SE;
Håkan Svenson, Landskrona, SE;
Anette Lantz, legal representative, Landskrona, SE;
Hans Johansson, Lomma, SE;
Lars Bergholtz, Höganäs, SE;
Claes Ingvert, Lund, SE;
Tetra Laval Holdings & Finance S.A., Pully, CH;
Abstract
A system and a method for production of a packaging laminate that comprises a layer containing magnetizable particles. The method involves marking faults, such as single spot defects and splices, on the packaging laminate by the application of a magnetic field to make a magnetic mark on the packaging laminate. A packaging device is arranged to sense the presence of the magnetic mark related to a package made from the packaging laminate.