Authentication of documents and articles by moire patterns

Details for Australian Patent Application No. 2003260925 (hide)

Owner Ecole Polytechnique Federale de Lausanne

Inventors Chosson, Sylvain; Hersch, Roger D.

Agent Watermark

Pub. Number AU-B-2003260925

PCT Number PCT/IB03/04202

PCT Pub. Number WO2004/036507

Priority 10/270,546 16.10.02 US

Filing date 24 September 2003

Wipo publication date 4 May 2004

Acceptance publication date 8 January 2009

International Classifications

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

G07D 7/20 (2006.01) Testing paper currency, securities, bonds, or similar valuable papers for genuineness

Event Publications

20 November 2003 Complete Application Filed

  Priority application(s): 10/270,546 16.10.02 US

10 June 2004 Application Open to Public Inspection

  Published as AU-B-2003260925

8 January 2009 Application Accepted

  Published as AU-B-2003260925

7 May 2009 Standard Patent Sealed

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