A DIDACTIC AID FOR LEARNING A POSITIONAL NUMBERING NOTATION SYSTEM

Details for Australian Patent Application No. 2003268908 (hide)

Owner ALESSANDRO QUERCETTI AND C.

Inventors QUERCETTI, Alessandro

Pub. Number AU-A-2003268908

PCT Number PCT/EP03/10939

PCT Pub. Number WO2004/029907

Priority TO02A000829 24.09.02 IT

Filing date 18 September 2003

Wipo publication date 19 April 2004

International Classifications

G09B 019/02 Teaching not covered by other main groups of this subclass - Counting

G06C 001/00 Computing aids in which the computing members form at least part of the displayed result and are manipulated directly by hand, e.g. abacus, pocket adding device

Event Publications

15 January 2004 Complete Application Filed

  Priority application(s): TO02A000829 24.09.02 IT

20 May 2004 Application Open to Public Inspection

  Published as AU-A-2003268908

16 June 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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