Digital-signed digital document exchange supporting method and information processor

Details for Australian Patent Application No. 2005200344 (hide)

Owner Hitachi, Ltd.

Inventors Shimonosono, Hitoshi; Fujishiro, Takahiro; Kumagai, Yoko; Hane, Shingo; Kaji, Tadashi

Agent Davies Collison Cave

Pub. Number AU-B-2005200344

Priority 2004-344236 29.11.04 JP

Filing date 28 January 2005

Wipo publication date 15 June 2006

Acceptance publication date 10 July 2008

International Classifications

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

H04L 9/32 (2006.01) Arrangements for secret or secure communication - including means for verifying the identity or authority of a user of the system

Event Publications

10 February 2005 Complete Application Filed

  Priority application(s): 2004-344236 29.11.04 JP

15 June 2006 Application Open to Public Inspection

  Published as AU-B-2005200344

10 July 2008 Application Accepted

  Published as AU-B-2005200344

6 November 2008 Standard Patent Sealed

23 August 2012 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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