Reverse Circulation Downhole Hammer

Details for Australian Patent Application No. 2002311319 (hide)

International Classifications

Event Publications

19 December 2002 Complete Application Filed

Priority application(s): PR7539 06.09.01 AU

1 May 2003 Section 223 Application Allowed

Rear, I. The time in which to associate with a complete application has been extended to 06.12.2002 . Address for service in Australia - Wray & Associates PO Box Z5466 St Georges Terrace Perth WA 6831 2003

12 June 2003 Application Open to Public Inspection

Published as AU-B-2002311319

2 February 2006 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

This application lapsed under section 142(2)(a). A direction to request examination has been given for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

6 April 2006 Section 223 Application Allowed

Rear, I. The time in which to request examination has been extended to 23 Jan 2006. Address for service in Australia - Wray & Associates PO Box Z5466 St Georges Terrace Perth WA 6831 2003

10 April 2008 Assignment before Grant

Rear, Ian Graeme The application has been assigned to Sandvik RC Tools Australia Pty Limited

10 April 2008 Application Accepted

Published as AU-B-2002311319

17 July 2008 Opposition Lodged

Drilling Tools Australia Pty Ltd has lodged an opposition against Sandvik RC Tools Australia Pty Limited.

2 September 2010 Opposition Withdrawn

The opposition by Drilling Tools Australia Pty Ltd against Sandvik RC Tools Australia Pty Limited has been withdrawn.

23 September 2010 Standard Patent Sealed

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