Improved optical brightening compositions

Details for Australian Patent Application No. 2009228721 (hide)

Owner Clariant Finance (BVI) Limited

Inventors Puddiphatt, David; Jackson, Andrew Clive; Klein, Cedric

Agent Davies Collison Cave

Pub. Number AU-A-2009228721

PCT Pub. Number WO2009/118248

Priority 08102906.8 26.03.08 EP; 08171480.0 12.12.08 EP; 08171223.4 10.12.08 EP

Filing date 12 March 2009

Wipo publication date 1 October 2009

International Classifications

D21H 17/66 (2006.01) Non-fibrous material added to the pulp, characterised by its constitution

D21H 21/16 (2006.01) Non-fibrous material added to the pulp, characterised by its function, form or properties

D21H 21/30 (2006.01) Non-fibrous material added to the pulp, characterised by its function, form or properties

Event Publications

30 September 2010 PCT application entered the National Phase

  PCT publication WO2009/118248 Priority application(s): WO2009/118248

9 December 2010 Amendment Made

  The nature of the amendment is: Delete the co-inventor Klein, Cedric

3 February 2011 Amendment Made

  The nature of the amendment is: Add co-inventor Klein, Cedric

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