Closing Date Definition Example

Registration Rights Agreement Dated As ofOctober 26, 2005 among (Filed With SEC on October 26, 2005)

REGISTRATION RIGHTS AGREEMENT (Filed With SEC on August 15, 2005)

Registration Rights Agreement (Filed With SEC on January 15, 2008)

REGISTRATIONRIGHTS AGREEMENT Dated May 5, 2003 among MSC.SoftwareCorporation and Merrill Lynch,Pierce, Fenner & Smith Incorporated REGISTRATIONRIGHTS AGREEMENT (Filed With SEC on May 14, 2003)

EX-4.16 REGISTRATION RIGHTS AGREEMENT (Filed With SEC on November 30, 2004)

EX-4.2: REGISTRATION RIGHTS AGREEMENT (Filed With SEC on July 21, 2005)

Registration Rights Agreement Dated as ofMarch 3, 2004 among (Filed With SEC on May 12, 2004)

(Filed With SEC on October 8, 2004)

(Filed With SEC on March 7, 2001)

(Filed With SEC on August 12, 2004)

(Filed With SEC on September 12, 2003)

(Filed With SEC on July 29, 2004)

(Filed With SEC on September 2, 2004)

(Filed With SEC on March 22, 2007)

(Filed With SEC on December 18, 2003)

(Filed With SEC on December 12, 2003)

(Filed With SEC on December 24, 2001)

(Filed With SEC on April 16, 2002)

(Filed With SEC on March 15, 2004)