PASSIVE TUNABLE BROADBAND ANTENNA

Details for Australian Patent Application No. 2003246871 (hide)

Owner CHELTON ANTENNAS

Inventors DAVIDSON, Ronald, Craig

Pub. Number AU-A-2003246871

PCT Number PCT/FR03/01341

PCT Pub. Number WO2003/094291

Priority 02/05349 29.04.02 FR

Filing date 29 April 2003

Wipo publication date 17 November 2003

International Classifications

H01Q 001/36 Details of, or arrangements associated with, aerials - Structural form of radiating elements, e.g. cone, spiral, umbrella

H01Q 005/00 Arrangements for simultaneous operation of aerials on two or more different wavebands

H01Q 011/08 Electrically-long aerials having dimensions more than twice the shortest operating wavelength and consisting of conductive active radiating elements

Event Publications

2 October 2003 Complete Application Filed

  Priority application(s): 02/05349 29.04.02 FR

8 January 2004 Application Open to Public Inspection

  Published as AU-A-2003246871

7 April 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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

Legal

The information provided by the Site not in the nature of legal or other professional advice. The information provided by the Site is derived from third parties and may contain errors. You must make your own enquiries and seek independent advice from the relevant industry professionals before acting or relying on any information contained herein. Check the above data against the Australian Patent Office AUSPAT database.

Next and Previous Patents/Applications

2003246872-PROCESS FOR THE PREPARATION OF COMPOSITIONS AND APPARATUS EMBODYING THE PROCESS

2003246870-COMPRESSED GAS PRODUCTION INSTALLATION AND OPERATING METHOD THEREOF