Bearing assembly inner barrel and well drilling equipment comprising same

Details for Australian Patent Application No. 2008294050 (hide)

International Classifications

Event Publications

4 March 2010 PCT application entered the National Phase

PCT publication WO2009/029144 Priority application(s): WO2009/029144

14 April 2011 Assignment before Grant

Williams, John The application has been assigned to Hampton IP Holdings Co., LLC

23 August 2012 Amendment Made

The nature of the amendment is: Application is to proceed under the number 2008101302

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