LIGHTWEIGHT GYPSUM WALLBOARD AND METHOD OF MAKING SAME

Details for Australian Patent Application No. 2002336698 (hide)

Owner NATIONAL GYPSUM PROPERTIES LLC

Inventors CONNER, Brian, D.; URBAN, Carol, A.; WEIR, Richard, P.; SEUFERT, James, F.

Pub. Number AU-A-2002336698

PCT Number PCT/US02/34838

PCT Pub. Number WO2003/040055

Priority 09/992,322 06.11.01 US

Filing date 30 October 2002

Wipo publication date 19 May 2003

International Classifications

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 024/38 Use of organic materials as active ingredients for mortars, concrete or artificial stone, e.g. plasticisers

E04C 002/04 Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels - of concrete or other stone-like material

Event Publications

20 February 2003 Complete Application Filed

  Priority application(s): 09/992,322 06.11.01 US

24 July 2003 Application Open to Public Inspection

  Published as AU-A-2002336698

22 July 2004 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired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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