Apparatus, system and method for making hydrogel particles

Details for Australian Patent Application No. 2003300101 (hide)

Owner E.I. DU PONT DE NEMOURS AND COMPANY

Inventors Gallagher, F. Glenn; Hennessey, Susan; Dicosimo, Robert; Crather, Kevin

Agent Houlihan2

Pub. Number AU-A-2003300101

PCT Number PCT/US2003/0416

PCT Pub. Number WO2004/060633

Priority 60/437,307 31.12.02 US

Filing date 30 December 2003

Wipo publication date 29 July 2004

International Classifications

B29C 047/10 Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form - Feeding the material to the extruder

B29C 047/12 Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form - Extrusion nozzles or dies

Event Publications

27 May 2004 Complete Application Filed

  Priority application(s): 60/437,307 31.12.02 US

2 September 2004 Application Open to Public Inspection

  Published as AU-A-2003300101

16 August 2007 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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.

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