Virtual write protection system

Details for Australian Patent Application No. 2006249793 (hide)

Owner Hewlett-Packard Development Company, L.P. Samsung Electronics Co., Ltd

Inventors Weirauch, Charles R.; Lee, KyungGeun; Hwang, Sung-Hee

Agent Shelston IP

Pub. Number AU-B-2006249793

PCT Pub. Number WO2006/127964

Priority 60/685,329 26.05.05 US

Filing date 25 May 2006

Wipo publication date 30 November 2006

Acceptance publication date 31 March 2011

International Classifications

G11B 19/04 (2006.01) Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor - Arrangements for preventing, inhibiting, or warning against, double recording on the same blank, or against other recording or reproducing malfunctions

G11B 19/12 (2006.01) Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor - by sensing distinguishing features of records, e.g. diameter

G11B 20/00 (2006.01) Signal processing not specific to the method of recording or reproducing

G11B 23/28 (2006.01) Record carriers not specific to the method of recording or reproducing - indicating prior or unauthorised use

Event Publications

31 January 2008 PCT application entered the National Phase

  PCT publication WO2006/127964 Priority application(s): WO2006/127964

31 March 2011 Application Accepted

  Published as AU-B-2006249793

28 July 2011 Standard Patent Sealed

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