Liquid additive for intergrinding cement

Details for Australian Patent Application No. 2005213339 (hide)

Owner W.R. Grace & Co.-Conn

Inventors Jardine, Leslie A.; Cornman, Charles R.; Chun, Byong-Wa; Gupta, Vijay

Agent Phillips Ormonde Fitzpatrick

Pub. Number AU-B-2005213339

PCT Pub. Number WO2005/076858

Priority 60/541,842 04.02.04 US

Filing date 31 January 2005

Wipo publication date 25 August 2005

Acceptance publication date 17 June 2010

International Classifications

C04B 22/14 (2006.01) Use of materials as active ingredients

C04B 22/12 (2006.01) Use of materials as active ingredients

C04B 40/00 (2006.01) Processes, in general, for influencing or modifying the properties of mortars, concrete or artificial stone compositions, e.g. their setting or hardening ability

Event Publications

17 August 2006 PCT application entered the National Phase

  PCT publication WO2005/076858 Priority application(s): WO2005/076858

17 June 2010 Application Accepted

  Published as AU-B-2005213339

14 October 2010 Standard Patent Sealed

23 August 2012 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This patent ceased under section 143(a), or Expired. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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