VISCOSITY REDUCTION OF VISCOELASTIC SURFACTANT BASED FLUIDS

Details for Australian Patent Application No. 2003249987 (hide)

Owner SOFITECH N.V.

Inventors LEE, Jesse; NELSON, Eric

Pub. Number AU-A-2003249987

PCT Number PCT/EP03/07322

PCT Pub. Number WO2004/007904

Priority 10/194,522 12.07.02 US

Filing date 8 July 2003

Wipo publication date 2 February 2004

International Classifications

E21B 043/25 Obtaining fluids from wells - Methods for stimulating production

Event Publications

16 October 2003 Complete Application Filed

  Priority application(s): 10/194,522 12.07.02 US

18 March 2004 Application Open to Public Inspection

  Published as AU-A-2003249987

7 April 2005 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(f)/See Reg. 8.3(3). Examination has not yet been requested or directed for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

Legal

The information provided by the Site not in the nature of legal or other professional advice. The information provided by the Site is derived from third parties and may contain errors. You must make your own enquiries and seek independent advice from the relevant industry professionals before acting or relying on any information contained herein. Check the above data against the Australian Patent Office AUSPAT database.

Next and Previous Patents/Applications

2003249988-DEVICE FOR DETECTING THE CROSSING OF A ROAD MARKING FOR MOTOR VEHICLE

2003249986-PIECE OF EQUIPMENT FOR AN INFANTRYMAN