AN ENCRYPTION DEVICE, A DECRYPTING DEVICE, A SECRET KEY GENERATION DEVICE,A COPYRIGHT PROTECTION SYSTEM AND A CIPHER COMMUNICATION DEVICE

Details for Australian Patent Application No. 2002334409 (hide)

Owner MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD.

Inventors OHMORI, Motoji; TATEBAYASHI, Makoto; NAGAI, Takahiro; ISHIHARA, Hideshi

Pub. Number AU-A-2002334409

PCT Number PCT/JP02/09245

PCT Pub. Number WO2003/030447

Priority 2001-298414 27.09.01 JP; 2001-374856 07.12.01 JP

Filing date 11 September 2002

Wipo publication date 14 April 2003

International Classifications

H04L 009/32 Arrangements for secret or secure communication - including means for verifying the identity or authority of a user of the system

Event Publications

13 February 2003 Complete Application Filed

  Priority application(s): 2001-298414 27.09.01 JP; 2001-374856 07.12.01 JP

26 June 2003 Application Open to Public Inspection

  Published as AU-A-2002334409

10 June 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(f)/See Reg. 8.3(3). Examination has not yet been requested or directed for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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