PHASE SHIFTER FOR ANTENNA

Details for Australian Patent Application No. 2003244844 (hide)

Owner SIGMA WIRELESS TECHNOLOGIES LIMITED

Inventors CARROL, Niallo, Donal; TANG, William, Keung, Piu; LAWLOR, Fergal, Joseph

Pub. Number AU-A-2003244844

PCT Number PCT/GB03/02920

PCT Pub. Number WO2004/008568

Priority 0216048.9 11.07.02 GB

Filing date 8 July 2003

Wipo publication date 2 February 2004

International Classifications

H01P 001/18 Auxiliary devices - Phase-shifters

H01Q 003/32 Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an aerial or aerial system

Event Publications

25 September 2003 Complete Application Filed

  Priority application(s): 0216048.9 11.07.02 GB

18 March 2004 Application Open to Public Inspection

  Published as AU-A-2003244844

7 April 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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