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Details for Australian Patent Application No. 2003204593 (hide)

Owner Sony Corporation

Inventors Asano, Tomoyuki; Ishibashi, Yoshihito

Agent Spruson & Ferguson

Pub. Number AU-B-2003204593

Parent 61231

Filing date 6 June 2003

Wipo publication date 24 July 2003

Acceptance publication date 21 December 2006

International Classifications

G06F 21/22 (2006.01) Security arrangements for protecting computers or computer systems against unauthorised activity

G06F 12/14 (2006.01) Accessing, addressing or allocating within memory systems or architectures - Protection against unauthorised use of memory

G06F 15/00 (2006.01) Digital computers in general

H04L 9/08 (2006.01) Arrangements for secret or secure communication - Key distribution

Event Publications

26 June 2003 Complete Application Filed

24 July 2003 Application Open to Public Inspection

  Published as AU-B-2003204593

21 August 2003 Amendment Made

  The nature of the amendment is: delete the co-inventor names Shinako Matsuyama, Jun Kitahara, Izuru Kitamura, Yoshitomo Osawa, Tateo Oishi

21 December 2006 Application Accepted

  Published as AU-B-2003204593

19 April 2007 Standard Patent Sealed

7 May 2009 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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