Method, apparatus and biomass support element for biological wastewater treatment
Details for Australian Patent Application No. 2002302939 (hide)
International Classifications
Event Publications
12 December 2002 Complete Application Filed
Priority application(s): 10/041,524 07.01.02 US; 10/041,524 07.01.02 US; 09/866,886 29.05.01 US; 09/866,886 29.05.01 US
8 May 2003 Application Open to Public Inspection
Published as AU-B-2002302939
11 March 2004 Amendment Made
The nature of the amendment is as shown in the statement(s) filed 28 Jan 2004
8 March 2007 Application Accepted
Published as AU-B-2002302939
5 July 2007 Standard Patent Sealed
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