Effervescent biocide compositions for oilfield applications

Details for Australian Patent Application No. 2007202658 (hide)

International Classifications

Event Publications

28 June 2007 Complete Application Filed

Priority application(s): 11/427541 29.06.06 US

10 January 2008 Assignment before Grant

Weatherford/Lamb, Inc The application has been assigned to Clearwater International, L.L.C.

17 January 2008 Application Open to Public Inspection

Published as AU-A-2007202658

13 August 2009 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

This application lapsed under section 142(2)(e). Examination has been requested or an examination report has issued for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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