Owner Wireline Engineering Limited

Convention GB 13 January 2005 2381981

Filing Date 12 July 2005

Class 6 Roller tools of metal for cable, rods and strings used in oil and gas wells; downhole apparatus for use in downhole strings for reducing friction in an oil or gas well; wireline subs and components of wireline strings of common metal (except fuse wire); parts and fittings for the aforesaid goods

Class 7 Motorised or mechanised downhole tools having friction reducing devices; motorised or mechanised downhole roller tools; motorised or mechanised downhole tools having wheels, rollers, tracks or runners for reducing friction of a string in an oil or gas well; parts and fittings for the aforesaid goods, namely, rollers and roller subs, tubular jars, jar housings, mandrels, linear bearings, impact hammer mechanisms, rotatable knives, roller sleeves; motorised or mechanised wireline subs and components of wireline strings; maintenance kits and redress kits for the foregoing, including sealing joints, bearings, wheels, rollers, runners and motors

Class 12 Locomotives for use in pipelines and in oil and gas wells; vehicles for downhole and pipeline use; apparatus for locomotion for use in oil and gas wells; parts and fittings for the aforesaid goods, namely, tracks, runners, wheels, swivels; maintenance kits and redress kits for the foregoing, including bearings, wheels, rollers, tracks, runners and motors