OPTICAL DEVICES COMPRISING SERIES OF BIREFRINGENT WAVEPLATES

Details for Australian Patent Application No. 2002329227 (hide)

Owner PIRELLI S.P.A.

Inventors GHIDINI, Silvia; SOCCI, Luciano; ROMAGNOLI, Marco; FRANCO, Pierluigi

Pub. Number AU-A-2002329227

PCT Number PCT/EP02/08541

PCT Pub. Number WO2003/091789

Priority PCT/EP02/04504 24.04.02 EP

Filing date 31 July 2002

Wipo publication date 10 November 2003

International Classifications

G02F 001/09 Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating

Event Publications

30 January 2003 Complete Application Filed

  Priority application(s): PCT/EP02/04504 24.04.02 EP

18 December 2003 Application Open to Public Inspection

  Published as AU-A-2002329227

13 January 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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