Method for making transparent polythiourethane substrates in particular optical substrates

Details for Australian Patent Application No. 2002351825 (hide)

International Classifications

Event Publications

20 March 2003 Complete Application Filed

Priority application(s): 10/012,727 05.11.01 US

24 July 2003 Application Open to Public Inspection

Published as AU-B-2002351825

14 February 2008 Application Accepted

Published as AU-B-2002351825

12 June 2008 Standard Patent Sealed

2 June 2011 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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