Grating design

Details for Australian Patent Application No. 2002242460 (hide)

Owner Redfern Optical Components Pty Ltd

Inventors Buryak, Alexander; Stepanov, Dmitrii Yu

Agent Freehills

Pub. Number AU-B-2002242460

PCT Pub. Number WO2002/075408

Priority PR 3789 16.03.01 AU

Filing date 15 March 2002

Wipo publication date 3 October 2002

Acceptance publication date 12 July 2007

International Classifications

G02B 6/34 (2006.01) Light guides - utilising prism or grating

H04J 14/02 (2006.01) Optical multiplex systems - Wavelength-division multiplex systems

Event Publications

27 March 2003 Application Open to Public Inspection

  Published as AU-B-2002242460

12 July 2007 Application Accepted

  Published as AU-B-2002242460

8 November 2007 Standard Patent Sealed

8 October 2009 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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.

4 February 2010 Section 223 Application Received

  Redfern Optical Components Pty Ltd An application to extend the time from 15 Mar 2009 to 15 Nov 2009 in which to pay a renewal fee has been filed . Address for service in Australia - Freehills Patent & Trade Mark Attorneys Level 38 MLC Centre Martin Place Sydney NSW 2000

25 March 2010 Section 223 Application Allowed

  Redfern Optical Components Pty Ltd the time in which to pay a renewal fee has been extended to 15 Nov 2009. Address for service in Australia - Freehills Patent & Trade Mark Attorneys Level 38 MLC Centre Martin Place Sydney NSW 2000

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