Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
February 8, 2011
Patent Application Number
10521555
Date Filed
July 18, 2003
Patent Primary Examiner
Patent abstract
The invention concerns a security document comprising, as security element against recto/verso copying, indicia present on both sides and capable of being viewed under reflected lighting and forming an image capable of being viewed under transmitted light. The invention is characterized in that said indicia comprise lines and form said image with 3D effect.
Timeline
No Timeline data yet.
Further Resources
No Further Resources data yet.
