Backwash method

Details for Australian Patent Application No. 2003266847 (hide)

Owner Siemens Water Technologies Corp.

Inventors Johnson, Warren Thomas

Agent Shelston IP

Pub. Number AU-B-2003266847

PCT Number PCT/AU03/01338

PCT Pub. Number WO2004/033078

Priority 2002952048 11.10.02 AU; 2002951974 10.10.02 AU

Filing date 10 October 2003

Wipo publication date 4 May 2004

Acceptance publication date 11 September 2008

International Classifications

B01D 65/02 (2006.01) Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes

B01D 61/18 (2006.01) Processes of separation using semi-permeable membranes, e.g. dialysis, osmosis or ultrafiltration - Apparatus therefor

B01D 65/08 (2006.01) Accessories or auxiliary operations, in general, for separation processes or apparatus using semi-permeable membranes

Event Publications

8 January 2004 Complete Application Filed

  Priority application(s): 2002952048 11.10.02 AU; 2002951974 10.10.02 AU

3 June 2004 Application Open to Public Inspection

  Published as AU-B-2003266847

28 February 2008 Alteration of Name

  The name of the applicant has been altered to Siemens Water Technologies Corp. Amendments

11 September 2008 Application Accepted

  Published as AU-B-2003266847

22 January 2009 Standard Patent Sealed

23 February 2012 Alteration of Name

  The name of the patentee has been altered to Siemens Industry, Inc.

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