Authentication of an object using a signature encoded in a number of data portions

Details for Australian Patent Application No. 2005243106 (hide)

Owner Silverbrook Research Pty Ltd

Inventors Silverbrook, Kia

Agent Silverbrook Research Pty Ltd

Pub. Number AU-B-2005243106

PCT Pub. Number WO2005/111920

Priority 2004902623 18.05.04 AU

Filing date 24 January 2005

Wipo publication date 24 November 2005

Acceptance publication date 31 July 2008

International Classifications

A61J 1/00 (2006.01) Containers specially adapted for medical or pharmaceutical purposes

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

G06K 19/00 (2006.01) Record carriers for use with machines and with at least a part designed to carry digital markings

G06K 19/06 (2006.01) Record carriers for use with machines and with at least a part designed to carry digital markings - characterised by the kind of the digital marking, e.g. shape, nature, code

G06K 19/10 (2006.01) Record carriers for use with machines and with at least a part designed to carry digital markings - at least one kind of marking being used for authentication, e.g. of credit or identity cards

G07D 7/00 (2006.01) Testing paper currency, securities, bonds, or similar valuable papers for genuineness

G09C 3/00 (2006.01) Typewriters for ciphering or deciphering cryptographic text

H04L 9/00 (2006.01) Arrangements for secret or secure communication

Event Publications

11 January 2007 PCT application entered the National Phase

  PCT publication WO2005/111920 Priority application(s): WO2005/111920

31 July 2008 Application Accepted

  Published as AU-B-2005243106

27 November 2008 Standard Patent Sealed

16 August 2012 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This patent ceased under section 143(a), or Expired. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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