METHOD OF PROVIDING VOID SPACES IN GYPSUM WALLBOARD AND IN A GYPSUM CORE COMPOSITION

Details for Australian Patent Application No. 2002316264 (hide)

Owner NATIONAL GYPSUM PROPERTIES, LLC

Inventors SETHURAMAN, Gopalakrishnan

Pub. Number AU-A-2002316264

PCT Number PCT/US02/19133

PCT Pub. Number WO2003/000620

Priority 09/887,284 22.06.01 US

Filing date 17 June 2002

Wipo publication date 8 January 2003

International Classifications

C04B 038/10 Porous mortars, concrete, artificial stone or ceramic ware - by using foaming agents

C04B 028/14 Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements

C04B 024/16 Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers

C11D 001/29 Surface-active non-soap detergents

Event Publications

9 January 2003 Complete Application Filed

  Priority application(s): 09/887,284 22.06.01 US

19 June 2003 Application Open to Public Inspection

  Published as AU-A-2002316264

11 March 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(f)/See Reg. 8.3(3). Examination has not yet been requested or directed for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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