CURVED SURFACES, PARTICULARLY REFLECTORS, AND METHODS OF FORMING SAME

Details for Australian Patent Application No. 2002361446 (hide)

Owner UNIVERSITY OF DURHAM

Inventors ORFORD, Keith, John; McCOMB, Thomas, John, Lowry; CHADWICK, Paula, Mary; OSBORNE, John, Louis; RANER, Stephen, Mark

Pub. Number AU-A-2002361446

PCT Number PCT/GB02/05697

PCT Pub. Number WO2003/051554

Priority 0130141.5 18.12.01 GB

Filing date 16 December 2002

Wipo publication date 30 June 2003

International Classifications

B21D 026/02 Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces

H01Q 015/16 Devices for reflection, refraction, diffraction, or polarisation of waves radiated from an aerial, e.g. quasi-optical devices

G02B 005/10 Optical elements other than lenses - with curved faces

Event Publications

10 April 2003 Complete Application Filed

  Priority application(s): 0130141.5 18.12.01 GB

28 August 2003 Application Open to Public Inspection

  Published as AU-A-2002361446

2 September 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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