PHOTONIC CRYSTAL EXHIBITING NEGATIVE REFRACTION WITHOUT REQUIRING A NEGATIVE EFFECTIVE INDEX

Details for Australian Patent Application No. 2003226033 (hide)

Owner MASSACHUSETTS INSTITUTE OF TECHNOLOGY

Inventors LUO, Chiyan; JOANNOPOULOS, John, D.; JOHNSON, Steven, G.; FINK, Yoel

Pub. Number AU-A-2003226033

PCT Number PCT/US03/10912

PCT Pub. Number WO2003/088419

Priority 60/370,977 09.04.02 US; 60/407,169 30.08.02 US

Filing date 9 April 2003

Wipo publication date 27 October 2003

International Classifications

H01Q 015/00 Devices for reflection, refraction, diffraction, or polarisation of waves radiated from an aerial, e.g. quasi-optical devices

H01Q 015/02 Devices for reflection, refraction, diffraction, or polarisation of waves radiated from an aerial, e.g. quasi-optical devices

G02B 001/02 Optical elements characterised by the material of which they are made

G02B 005/18 Optical elements other than lenses - Diffracting gratings

G02B 006/12 Light guides - of the integrated circuit kind

Event Publications

7 August 2003 Complete Application Filed

  Priority application(s): 60/370,977 09.04.02 US; 60/407,169 30.08.02 US

4 December 2003 Application Open to Public Inspection

  Published as AU-A-2003226033

23 December 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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