Papermaking processes using coagulants and optical brighteners

Details for Australian Patent Application No. 2007208302 (hide)

Owner Buckman Laboratories International, Inc.

Inventors Headrick, Gary A.; Covarrubias, Rosa M.; Rosenberg, Alan B.

Agent Watermark

Pub. Number AU-A-2007208302

PCT Pub. Number WO2007/087320

Priority 60/761,913 25.01.06 US

Filing date 24 January 2007

Wipo publication date 2 August 2007

International Classifications

D21H 17/28 (2006.01) Non-fibrous material added to the pulp, characterised by its constitution

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

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

D21H 21/18 (2006.01) Non-fibrous material added to the pulp, characterised by its function, form or properties

Event Publications

21 August 2008 PCT application entered the National Phase

  PCT publication WO2007/087320 Priority application(s): WO2007/087320

16 August 2012 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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.

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

2007208304-Self-contained electromagnetic cerebrofacial area treatment apparatus and method for using same

2007208286-Compounds and methods for reducing water content in cementitious mixtures