Common use of Duration and Exercise of Warrant Clause in Contracts

Duration and Exercise of Warrant. (a) This Warrant may be exercised to purchase (i) 20% of the underlying shares from and after 9:00 A.M. New York City time on October 27, 1999 (the "Initial Exercise Date"); (ii) 20% of the underlying shares on October 27, 2000 (the "Second Exercise Date"); (iii) 20% of the underlying shares on October 27, 2001 (the "Third Exercise Date"); (iv) 20% of the underlying shares on October 27, 2002 (the "Fourth Exercise Date"); and (v) 20% of the underlying shares on October 27, 2003 (the "Fifth Exercise Date") to and including 5:00 P.M. New York City time on October 27, 2008 (the "Expiration Date"). The Initial Exercise Date, the Second Exercise Date, the Third Exercise Date, the Fourth Exercise Date and the Fifth Exercise Date are hereinafter referred to, as applicable, as the "Exercise Date." In addition, in the event of a Change in Control of the Company, the right to exercise 100% of the underlying shares shall immediately vest. A "Change in Control" shall be deemed to have occurred if:

Duration and Exercise of Warrant. (a) This Warrant may be exercised to purchase (i) 20% of the underlying shares from and after 9:00 A.M. New York City time on October 27, 1999 (the "Initial Exercise Date"); (ii) 20% of the underlying shares on October 27, 2000 (the "Second Exercise Date"); (iii) 20% of the underlying shares on October 27, 2001 (the "Third 2 Exercise Date"); (iv) 20% of the underlying shares on October 27, 2002 (the "Fourth Exercise Date"); and (v) 20% of the underlying shares on October 27, 2003 (the "Fifth Exercise Date") to and including 5:00 P.M. New York City time on October 27, 2008 (the "Expiration Date"). The Initial Exercise Date, the Second Exercise Date, the Third Exercise Date, the Fourth Exercise Date and the Fifth Exercise Date are hereinafter referred to, as applicable, as the "Exercise Date." In addition, in the event of a Change in Control of the Company, the right to exercise 100% of the underlying shares shall immediately vest. A "Change in Control" shall be deemed to have occurred if:

Duration and Exercise of Warrant. (a) This Warrant may be exercised to purchase (i) 20% of the underlying shares from and after 9:00 A.M. New York City time on October 27January 12, 1999 2001 (the "Initial First Exercise Date"); (ii) 20% of the underlying shares on October 27January 12, 2000 2002 (the "Second Exercise Date"); (iii) 20% of the underlying shares on October 27January 12, 2001 2003 (the "Third Exercise Date"); (iv) 20% of the underlying shares on October 27January 12, 2002 2004 (the "Fourth Exercise Date"); and (v) 20% of the underlying shares on October 27January 12, 2003 2005 (the "Fifth Exercise Date") to and including 5:00 P.M. New York City time on October 27January 12, 2008 2010 (the "Expiration Date"). The Initial Each of the First Exercise Date, the Second Exercise Date, the Third Exercise Date, the Fourth Exercise Date and the Fifth Exercise Date are hereinafter referred toto from time to time, as applicable, as the "Exercise Date" and collectively from time to time as the "Exercise Dates")." In addition, in the event of a Change in Control of the Company, the right to exercise 100% of the underlying shares shall immediately vest. A "Change in Control" shall be deemed to have occurred if: