GENERATING GRAPHICAL CODES BY HALFTONING WITH EMBEDDED GRAPHICAL ENCODING

Details for Australian Patent Application No. 2002363975 (hide)

Owner HEWLETT-PACKARD COMPANY

Inventors DAMERA-VENKATA, Niranjan; YEN, Jonathan

Pub. Number AU-A-2002363975

PCT Number PCT/US02/39088

PCT Pub. Number WO2003/054786

Priority 10/027,523 19.12.01 US

Filing date 6 December 2002

Wipo publication date 9 July 2003

International Classifications

G06K 019/06 Record carriers for use with machines and with at least a part designed to carry digital markings - characterised by the kind of the digital marking, e.g. shape, nature, code

Event Publications

17 July 2003 Complete Application Filed

  Priority application(s): 10/027,523 19.12.01 US

2 October 2003 Application Open to Public Inspection

  Published as AU-A-2002363975

9 September 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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