Form: EFFECT

Notice of Effectiveness

May 1, 2013

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

Notice of Effectiveness

Effectiveness Date: May 1, 2013 9:00 A.M.
Form: S-3
CIK: 0001084554
Company Name: LIGHTBRIDGE Corp
File Number: 333-187659