Improving anti-tamper using barcode degradation

Details for Australian Patent Application No. 2009243403 (hide)

Owner Canon Kabushiki Kaisha

Inventors Doubleday, Alan Gordon; Duggan, Matthew Christian; Butler, Roger David

Agent Spruson & Ferguson

Pub. Number AU-B-2009243403

Filing date 27 November 2009

Wipo publication date 16 June 2011

Acceptance publication date 26 April 2012

International Classifications

G06K 9/18 (2006.01) Methods or arrangements for reading or recognising printed or written characters or for recognising patterns, e.g. fingerprints - using printed characters having additional code marks or containing code marks, e.g. the character being composed of individual strokes of different shape, each representing a different code value

G06K 9/03 (2006.01) Methods or arrangements for reading or recognising printed or written characters or for recognising patterns, e.g. fingerprints - Detection or correction of errors, e.g. by rescanning the pattern

Event Publications

17 December 2009 Complete Application Filed

16 June 2011 Application Open to Public Inspection

  Published as AU-B-2009243403

26 April 2012 Application Accepted

  Published as AU-B-2009243403

23 August 2012 Standard Patent Sealed

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