Automatic wheelchair brake system and wheelchair including same

Details for Australian Patent Application No. 2003270062 (hide)

Owner Air Movement Technologies, Inc

Inventors Li, Yuan, Jian; Zhang, Morgan; Connors, James B.; Famular, Frank; Iles, Edward

Agent Griffith Hack

Pub. Number AU-B-2003270062

PCT Number PCT/US03/27471

PCT Pub. Number WO2004/022371

Priority 60/408,007 04.09.02 US

Filing date 3 September 2003

Wipo publication date 29 March 2004

Acceptance publication date 1 March 2007

International Classifications

B60T 1/14 (2006.01) Arrangements of braking elements, i.e. of those parts where braking effect occurs

B62B 5/04 (2006.01) Accessories or details specially adapted for hand carts

Event Publications

15 January 2004 Complete Application Filed

  Priority application(s): 60/408,007 04.09.02 US

13 May 2004 Application Open to Public Inspection

  Published as AU-B-2003270062

1 March 2007 Application Accepted

  Published as AU-B-2003270062

5 July 2007 Standard Patent Sealed

1 April 2010 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This patent ceased under section 143(a), or Expired. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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