Security Agreement

Recorded: 2009-03-30 Received: 2009-03-30 Pages: 6

Assignor

GILMORE VALVE COMPANY

Executed: 2008-03-28

Assignee

THE ROYAL BANK OF SCOTLAND PLC

36 ST. ANDREW SQUARE, EDINBURGH, GBX, EH2 2YB, UNITED KINGDOM

Covered Properties (16)

Chatter Resistant Shuttle Valve

Application: 11/564,829 →

Dual Energized Hydroseal

Application: 10/796,546 →

Bop Operating System with Quick Dump Valve

Application: 10/605,818 →

Chatter Resistant Shuttle Valve

Application: 10/604,676 →

Fluid Flow Control Valve

Application: 10/604,494 →

Regulator with Erosion Resistant Seal Assemblies

Application: 10/249,336 →

Regulator with Segmented Body

Application: 10/269,361 →

Dual Energized Hydroseal

Application: 10/017,097 →

Dirty Fluid Valve with Mechanical Latch

Application: 09/982,710 →

Relief Valve

Application: 09/957,009 →

Latching Hydroseal Valve

Application: 09/957,208 →

Single Pilot Dual Pulse Spool Valve

Application: 09/948,846 →

Regulator with Segmented Body

Application: 09/933,377 →

Low Blow Down Relief Valve

Application: 09/923,866 →

Hydraulic Latching Spool Valve

Application: 09/923,379 →

Bop Operating System with Quick Dump Valve

Application: 09/910,245 →