Method of making wall block

Details for Australian Patent Application No. 2004259740 (hide)

Owner Keystone Retaining Wall Systems, Inc.

Inventors MacDonald, Robert; Dawson, William

Agent Spruson & Ferguson

Pub. Number AU-B-2004259740

PCT Pub. Number WO2005/009707

Priority 29/186,712 21.07.03 US; 10/754,454 09.01.04 US

Filing date 19 July 2004

Wipo publication date 3 February 2005

Acceptance publication date 11 June 2009

International Classifications

B28B 7/24 (2006.01) Moulds

E02D 29/02 (2006.01) Underground or underwater structures - Retaining or protecting walls

E04C 1/39 (2006.01) Building elements of block or other shape for the construction of parts of buildings

Event Publications

2 March 2006 PCT application entered the National Phase

  PCT publication WO2005/009707 Priority application(s): WO2005/009707

11 June 2009 Application Accepted

  Published as AU-B-2004259740

8 October 2009 Standard Patent Sealed

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