Security printing using a diffraction grating

Details for Australian Patent Application No. 2011218746 (hide)

Owner Printetch Limited

Inventors Boswell, David; Winton, Steven; Dicker, Mark

Agent Davies Collison Cave

Pub. Number AU-A-2011218746

Parent 2004293251

Filing date 2 September 2011

Wipo publication date 22 September 2011

International Classifications

B41F 11/02 (2006.01) Rotary presses or machines having forme cylinders carrying a plurality of printing surfaces, or for performing letterpress, lithographic, or intaglio processes selectively or in combination

B41F 19/02 (2006.01) Apparatus or machines for carrying out printing operations combined with other operations

B41M 3/14 (2006.01) Printing processes to produce particular kinds of printed work, e.g. patterns - Security printing

B42D 15/10 (2006.01) Printed matter of special format or style not otherwise provided for - Identity, credit, cheque or like information-bearing cards

Event Publications

15 September 2011 Complete Application Filed

22 September 2011 Application Open to Public Inspection

  Published as AU-A-2011218746

6 September 2012 Assignment before Grant

  Printetch Limited The application has been assigned to BASF SE Assignments before Grant, Section 113

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