Powdery, water-soluble cationic polymer composition, method for the production and use thereof

Details for Australian Patent Application No. 2004270327 (hide)

Owner The Glidden Company

Inventors Benghozi, Eric; Herth, Gregor; Steiner, Norbert; Kubiak, Bernd

Agent Davies Collison Cave

Pub. Number AU-A-2004270327

PCT Pub. Number WO2005/023884

Priority 103 37 763.8 14.08.03 DE

Filing date 28 May 2004

Wipo publication date 17 March 2005

International Classifications

C08F 265/06 (2006.01) Macromolecular compounds obtained by polymerising monomers on to polymers of unsaturated monocarboxylic acids or derivatives thereof as defined in group

B01D 21/01 (2006.01) Separation of suspended solid particles from liquids by sedimentation - using flocculating agents

C02F 1/56 (2006.01) Treatment of water, waste water, or sewage

C02F 11/14 (2006.01) Treatment of sludge - with addition of chemical agents

C08F 2/00 (2006.01) Processes

C08F 265/10 (2006.01) Macromolecular compounds obtained by polymerising monomers on to polymers of unsaturated monocarboxylic acids or derivatives thereof as defined in group

Event Publications

9 February 2006 PCT application entered the National Phase

  PCT publication WO2005/023884 Priority application(s): WO2005/023884

11 January 2007 Assignment before Grant

  Staockhausen GmbH The application has been assigned to Ashland Licensing and Intellectual Property, LLC.

23 December 2010 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(d). Examination has been requested or an examination report has issued for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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