Use of synthetic metal silicates for increasing retention and drainage during a papermaking process

Details for Australian Patent Application No. 2006297759 (hide)

Owner Nalco Company

Inventors Sherman, Laura M.; Keiser, Bruce A.

Agent Shelston IP

Pub. Number AU-A-2006297759

PCT Pub. Number WO2007/040736

Priority 11/231,662 21.09.05 US

Filing date 25 July 2006

Wipo publication date 12 April 2007

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

3 April 2008 PCT application entered the National Phase

  PCT publication WO2007/040736 Priority application(s): WO2007/040736

25 February 2010 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(a). A direction to request examination has been given for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

Legal

The information provided by the Site not in the nature of legal or other professional advice. The information provided by the Site is derived from third parties and may contain errors. You must make your own enquiries and seek independent advice from the relevant industry professionals before acting or relying on any information contained herein. Check the above data against the Australian Patent Office AUSPAT database.

Next and Previous Patents/Applications

2006297760-Wellbore apparatus and method for completion, production and injection

2006297758-Use of synthetic metal silicates for decreasing the deposition of contaminants during a papermaking process