Rotary-percussion drill with a four-start helical shaft

Details for Australian Patent Application No. 2007201794 (hide)

Owner Hilti Aktiengesellschaft

Inventors Koch, Olaf; Domani, Gunther; Starkmann, Josef

Agent Shelston IP

Pub. Number AU-B-2007201794

Priority 102006000208.3 28.04.06 DE

Filing date 23 April 2007

Wipo publication date 15 November 2007

Acceptance publication date 29 April 2010

International Classifications

E21B 10/44 (2006.01) Drilling tools

Event Publications

10 May 2007 Complete Application Filed

  Priority application(s): 102006000208.3 28.04.06 DE

15 November 2007 Application Open to Public Inspection

  Published as AU-B-2007201794

29 April 2010 Application Accepted

  Published as AU-B-2007201794

26 August 2010 Standard Patent Sealed

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