Data storage in a diffractive optical element

Details for Australian Patent Application No. 2007204608 (hide)

Owner Securency International Pty Ltd

Inventors Nemeth, Joshua Robert; Power, Gary Fairless; Stewart, Robert

Agent Watermark

Pub. Number AU-A-2007204608

PCT Pub. Number WO2007/079549

Priority 2006900204 16.01.06 AU

Filing date 16 January 2007

Wipo publication date 19 July 2007

International Classifications

G07D 7/12 (2006.01) Testing paper currency, securities, bonds, or similar valuable papers for genuineness

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

B44F 1/12 (2006.01) Designs or pictures characterised by special or unusual light effects

G02F 7/00 (2006.01) Optical analogue/digital converters

G06K 19/16 (2006.01) Record carriers for use with machines and with at least a part designed to carry digital markings

Event Publications

14 August 2008 PCT application entered the National Phase

  PCT publication WO2007/079549 Priority application(s): WO2007/079549

27 January 2011 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(a). A direction to request examination has been given for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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