Improved retention and drainage in the manufacture of paper

Details for Australian Patent Application No. 2005322084 (hide)

Owner Hercules Incorporated

Inventors Sutman, Frank J.; Gelman, Robert A.; Harrington, John C.

Agent Spruson & Ferguson

Pub. Number AU-A-2005322084

PCT Pub. Number WO2006/071818

Priority 11/313,313 21.12.05 US; 60/640,157 29.12.04 US

Filing date 22 December 2005

Wipo publication date 6 July 2006

International Classifications

D21H 21/10 (2006.01) Non-fibrous material added to the pulp, characterised by its function, form or properties - Retention agents or drainage improvers

Event Publications

12 July 2007 PCT application entered the National Phase

  PCT publication WO2006/071818 Priority application(s): WO2006/071818

2 December 2010 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(e). 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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