Copper complexes and their use as wood preservatives

Details for Australian Patent Application No. 2003290615 (hide)

International Classifications

Event Publications

8 April 2004 Complete Application Filed

Priority application(s): 60/423,255 01.11.02 US

1 July 2004 Application Open to Public Inspection

Published as AU-B-2003290615

21 June 2007 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

This application lapsed under section 142(2)(a). A direction to request examination has been given for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

13 September 2007 Section 223(1) Allowances

E.I. Du Pont De Nemours and Company The time in which to request examination has been extended to 21 Jul 2007 2004

6 January 2011 Application Accepted

Published as AU-B-2003290615

12 May 2011 Standard Patent Sealed

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