Security Agreement

Recorded: 2007-02-23 Received: 2007-02-23 Pages: 13

Assignors

SERCEL, INC.

Executed: 2007-01-12

VOLNAY ACQUISITION CO. II

Executed: 2007-01-12

Assignee

11 MADISON AVENUE, NEW YORK, NY, 10010, UNITED STATES

Covered Properties (7)

Autonomous Ocean Bottom Seismic Node Recording Device

Application: 60/827,393 →

Seismic Data Calibration Using Crossplotted Avo Attributes

Application: 10/884,579 →

Reservoir Fracture Characterization

Application: 10/672,045 →

Engine Limiter for Powered Vehicles

Application: 10/407,891 →

Integrated fractured reservoir characterization

Application: 60/414,434 →

Geophone Keyway Tee Protective Casing

Application: 10/054,254 →

Prepaid/Postpaid Automatic Change of Payment Option

Application: 09/832,011 →