A waveguide structure

Details for Australian Patent Application No. 2002334118 (hide)

Owner The Secretary of State for Defence

Inventors Goddard, Nicholas John; Treves Brown, Bernard James; Zourob, Mohammed; Fielden, Peter Robert; Mohr, Stephen

Agent Davies Collison Cave

Pub. Number AU-B-2002334118

PCT Number PCT/GB02/04545

PCT Pub. Number WO2004/031743

Filing date 7 October 2002

Wipo publication date 23 April 2004

Acceptance publication date 17 May 2007

International Classifications

G01N 21/77 (2006.01) Investigating or analysing materials by the use of optical means, i.e. using infra-red, visible, or ultra-violet light - by observing the effect on a chemical indicator

G02B 6/122 (2006.01) Light guides - Basic optical elements, e.g. light-guiding paths

G02B 6/12 (2006.01) Light guides - of the integrated circuit kind

Event Publications

13 February 2003 Complete Application Filed

27 May 2004 Application Open to Public Inspection

  Published as AU-B-2002334118

17 May 2007 Application Accepted

  Published as AU-B-2002334118

13 September 2007 Standard Patent Sealed

3 May 2012 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This patent ceased under section 143(a), or Expired. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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