DATA REPRODUCTION APPARATUS CAPABLE OF SAFELY CONTROLLING REPRODUCTION TIME OF ENCRYPTED CONTENT DATA AND DATA REPRODUCTION CIRCUIT AND DATA RECORDING APPARATUS USED FOR THE SAME

Details for Australian Patent Application No. 2002315733 (hide)

Owner SANYO ELECTRIC CO., LTD. FUJITSU LIMITED HITACHI, LTD.

Inventors HORI, Yoshihiro; HASEBE, Takayuki; HIRAI, Tatsuya

Pub. Number AU-A-2002315733

PCT Number PCT/JP02/06452

PCT Pub. Number WO2003/005637

Priority 2001-201000 02.07.01 JP

Filing date 26 June 2002

Wipo publication date 21 January 2003

International Classifications

H04L 009/08 Arrangements for secret or secure communication - Key distribution

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

G06F 015/00 Digital computers in general

G06F 012/14 Accessing, addressing or allocating within memory systems or architectures - Protection against unauthorised use of memory

Event Publications

2 January 2003 Complete Application Filed

  Priority application(s): 2001-201000 02.07.01 JP

22 May 2003 Application Open to Public Inspection

  Published as AU-A-2002315733

18 March 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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