Silicon Energy Corporation
Paperwork Executed March 3, 2003

Recorded
March 4, 2003

Wells Fargo Bank, NA

Wells Fargo Bank, NA
10788 Black Mountain Rd.
San Diego, CA 92126

Web Bridged Energy Management System And Method

X0Patent Application No. 09676418, Filed September 28, 2000

B1Utility Patent No. 6636893, Issued October 21, 2003

System Snd Method For Energy Usage Curtailment

X0Patent Application No. 09677700, Filed September 28, 2000

B1Utility Patent No. 6868293, Issued March 15, 2005

System And Method For Forecasting Energy Usage Load

X0Patent Application No. 09676299, Filed September 28, 2000

B1Utility Patent No. 6577962, Issued June 10, 2003

Energy Management System And Method

X0Patent Application No. 09160223, Filed September 24, 1998

B1Utility Patent No. 6178362, Issued January 23, 2001

MAGGIE TOOCH
O'Melveny & Myers LLP
1999 AVENUE OF THE STARS
Los Angeles, CA 90067