August 27, 2010 REG TECHNOLOGIES INC. 50% INTEREST IN SILVERKNIFE CLAIMS August 12, 2010 Reg Technologies Inc. and REGI U.S., Inc. Announce Green Light to Build RadMax™ Diesel Engine Demonstration Prototype August 9, 2010 REG TECHNOLOGIES INC. SPINS OFF 50% INTEREST IN SILVERKNIFE CLAIMS TO ITS SUBSIDIARY June 24, 2010 DESIGN REVIEW INDICATES ACCEPTANCE OF THE RADMAX™ DIESEL ENGINE DESIGN May 27, 2010 FULL DESIGN REVIEW FOR THE DEMONSTRATION DIESEL ENGINE SCHEDULED JUNE 15-16, 2010 April 20, 2010 REG TECHNOLOGIES INC. ANNOUNCES GRANT OF OPTIONS March 31, 2010 REGI U.S., INC. / REG TECHNOLOGIES INC. RELEASE RADMAX PROGRESS UPDATE March 24, 2010 REG TECH PRIVATE PLACEMENT CLOSED March 22, 2010 REGI US, INC. ANNOUNCES RADMAX U.S. PATENT APPLICATION TO BE REVIEWED BY THE U.S. PATENT AND TRADEMARK OFFICE February 2, 2010 REG TECHNOLOGIES ANNOUNCES $450,000 PRIVATE PLACEMENT January 28, 2010 REG TECH PRIVATE PLACEMENT CLOSED