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Details for Australian Patent Application No. 2002322986 (hide)

Owner WANG, Yulong

Inventors WANG, Yulong

Pub. Number AU-A-2002322986

PCT Number PCT/CN02/00417

PCT Pub. Number WO2003/002358

Priority 01229283.4 29.06.01 CN; 10/119,265 09.04.02 US

Filing date 13 June 2002

Wipo publication date 3 March 2003

International Classifications

B43L 021/02 Blackboard or slate-cleaning devices

B08B 005/04 Cleaning by methods involving the use of air flow or gas flow

Event Publications

16 January 2003 Complete Application Filed

  Priority application(s): 01229283.4 29.06.01 CN; 10/119,265 09.04.02 US

15 May 2003 Application Open to Public Inspection

  Published as AU-A-2002322986

18 March 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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