Trenching method and apparatus

Details for Australian Patent Application No. 2001295755 (hide)

Owner Mastenbroek Ltd

Inventors Kelly, Keith Richard; Geelhoed, Jack

Agent Spruson & Ferguson

Pub. Number AU-B-2001295755

PCT Pub. Number WO02/35016

Priority 0025899 23.10.00 GB

Filing date 19 October 2001

Wipo publication date 6 May 2002

Acceptance publication date 4 January 2007

International Classifications

E02F 5/10 (2006.01) Dredgers or soil-shifting machines for special purposes - with arrangements for reinforcing trenches or ditches

E02F 3/06 (2006.01) Dredgers

E02F 3/10 (2006.01) Dredgers

E02F 3/20 (2006.01) Dredgers

E02F 5/00 (2006.01) Dredgers or soil-shifting machines for special purposes

E02F 5/06 (2006.01) Dredgers or soil-shifting machines for special purposes

E02F 5/14 (2006.01) Dredgers or soil-shifting machines for special purposes

E02F 3/08 (2006.01) Dredgers - with digging elements on an endless chain

E02F 3/18 (2006.01) Dredgers - with digging wheels turning round an axis

E02F 5/02 (2006.01) Dredgers or soil-shifting machines for special purposes - for digging trenches or ditches

Event Publications

4 January 2007 Application Accepted

  Published as AU-B-2001295755

15 February 2007 Application for Amendment

  The nature of the amendment is as shown in the statement(s) filed 14 Dec 2006. Address for service in Australia - Spruson & Ferguson Level 35 St Martins Tower 31 Market Street Sydney NSW 2000 2002

7 June 2007 Standard Patent Sealed

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