A percussive downhole hammer and piston design for such a hammer

Details for Australian Patent Application No. 2002366651 (hide)

International Classifications

Event Publications

28 August 2003 Application Open to Public Inspection

Published as AU-B-2002366651

28 August 2003 Complete Application Filed

Priority application(s): PR 9366 10.12.01 AU

22 February 2007 Application Accepted

Published as AU-B-2002366651

28 June 2007 Standard Patent Sealed

15 May 2008 Alteration of Name

The name of the patentee has been altered to Sandvik RC Tools Australia Pty Limited 2003

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